22 Commits

Author SHA1 Message Date
Olli Graf
bd29baae73 eadme.md aktualisiert. 2023-07-21 12:18:21 +02:00
Olli Graf
d6d3c54aa8 Teil 19 Flask. 2023-07-21 12:15:49 +02:00
63fee8c895 Fibonacci-Berechnung korrigiert. 2023-07-09 16:47:14 +02:00
9956835ad9 Merge branch 'master' into develop 2023-07-09 10:53:19 +02:00
124bff5e06 Kapitel 18: Generatoren und list comprehension 2023-06-08 19:38:09 +02:00
dd7d747a99 flask neu in develop 2023-06-08 19:26:49 +02:00
9e78b44184 Teil17 Datenbanken 2023-05-27 16:15:35 +02:00
7f41480cc8 Datenbank über unittest. 2023-05-26 13:17:20 +02:00
67c7d20b1b working directory db 2023-05-07 10:30:07 +02:00
3598abe51f teil 16 Testing in progress. 2023-05-05 10:03:11 +02:00
a2369f3863 teil15 Aufräumarbeiten. 2023-05-05 09:48:00 +02:00
03beec6a85 Kapitel 15 GPIO 2023-05-05 06:30:12 +02:00
3434ab2d9f test_excel() implementiert. 2023-05-04 07:48:33 +02:00
995f9ff194 testing Kapitel (Vorbereitung) 2023-05-04 06:48:13 +02:00
c76aa08c83 Taster lesen. 2023-05-03 10:44:36 +02:00
63210ee88d Schalten der LED per URL-Request 2023-04-30 10:01:00 +02:00
c8b9518c11 Logging Kapitel 2023-04-29 16:32:52 +02:00
9f4428cdbc logging 2023-04-29 15:40:31 +02:00
acc0f965ff Arbeitsversion von Teil 14. 2023-04-25 13:27:20 +02:00
c8ea31042e _pycache__ gelöscht
network Package mit __init__.py ausgestattet.
2023-04-24 10:49:25 +02:00
601b5de46d teil13 2023-04-20 06:17:41 +02:00
3871bb8d99 Aufräumarbeiten 2023-04-02 14:14:53 +02:00
67 changed files with 3334 additions and 91 deletions

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@@ -16,4 +16,12 @@ CC-BY-SA Olli Graf
| 9 | Typkonvertierung|
|10 | Dateien|
|11 | Datum und Zeit|
|12 | Multithreading|
|13 | Netzwerk|
|14 | Logging|
|15 | GPIO|
|16 | Testing|
|17 | Datenbank|
|18 | Generatoren und list comprehension|
|19 | Webseiten (Flask)|

37
dht22/weather.py Executable file
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@@ -0,0 +1,37 @@
#! /usr/bin/python3
from time import sleep
import logging
import Adafruit_DHT
__PIN__ = 4 # GPIO Pin, den wir nutzen
__WAIT__ = 0.5 # Warten für 0,5 Sekunden
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
def main():
logging.debug('initialisiere Sensor')
dht22_sensor = Adafruit_DHT.DHT22
logging.debug(f'Sensor initialisiert ${dht22_sensor}')
while True:
logging.debug('lese von Sensor')
feuchte, temp_c = Adafruit_DHT.read_retry(dht22_sensor, __PIN__)
logging.debug(f'rel. Feuchte: ${feuchte:.2f}, Temperatur: ${temp_c:.2f}°C')
if __name__ =='__main__':
try:
logging.debug('Programm startet')
main()
except KeyboardInterrupt:
pass
finally:
pass

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@@ -1,46 +0,0 @@
from timeit import default_timer as timer
import time
import threading
def calc_square(numbers, verbose=False):
for n in range(1,numbers):
q= n*n
if verbose:
print(f'\n{n} ^ 2 = {q}')
time.sleep(0.1)
def calc_cube(numbers,verbose=False):
for n in range(1,numbers):
k = n*n*n
if verbose:
print(f'\n{n} ^ 3 = {k}')
time.sleep(0.1)
start = timer()
thread_square = threading.Thread(target=calc_square, args=(100,True))
thread_cube = threading.Thread(target=calc_cube, args=(100,True))
thread_cube.start()
thread_square.start()
thread_cube.join()
thread_square.join()
ende = timer()
differenz_mit_print = ende - start
print(f'Zeit mit print():{differenz_mit_print}s')
start = timer()
thread_square = threading.Thread(target=calc_square, args=(100,False))
thread_cube = threading.Thread(target=calc_cube, args=(100,False))
thread_cube.start()
thread_square.start()
thread_cube.join()
thread_square.join()
ende = timer()
differenz_ohne_print = ende - start
print(f'Zeit ohne print():{differenz_ohne_print}s')

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@@ -1,45 +0,0 @@
import asyncio
import random
import time
gesamtwert = 0
message = ''
async def calculate_sum(lock, thread_nummer):
global gesamtwert
global message
for i in range(100 + thread_nummer):
async with lock:
zwischen = gesamtwert
#Zufällige Wartezeit zwischen 0,1s und 0,5s
wartezeit = random.randint(1,5+thread_nummer)
time.sleep(0.1 * wartezeit)
zwischen += 1
async with lock:
gesamtwert = zwischen
message = f'Thread {thread_nummer} fertig'
print(f'Thread + {thread_nummer} abgearbeitet.')
async def main():
#async Lock erzeugen
lock = asyncio.Lock()
# drei Threads starten, um die Summe der Zahlen zu berechnen
threads = [asyncio.create_task(calculate_sum(lock, _+1)) for _ in range(3)]
#Warten auf alle Threads
await asyncio.gather(*threads)
print(f'gesamtwert={gesamtwert}')
print(f'message={message}')
if __name__ == '__main__':
asyncio.run(main())

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teil13/.gitignore vendored Normal file
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./__pycache__
./network/__pycache__/*

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17
teil13/fib.py Normal file
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# fib.py
import sys
# berechnet rekursiv die Fibonaccizahl n.
def fib(n):
# Rekursionsbedingung
if n == 0:
return 0
elif n == 1:
return 1
else:
# Rekursionsaufruf
return fib(n-1) + fib(n-2)
element = int(sys.argv[1])
print(fib(element))

65
teil13/fibclient.py Normal file
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# encoding: utf-8
# fibclient.py
import socket
import time
#from network.const import __ADDRESSREMOTE__
#from network.const import __ADDRESSLOCAL__
from network import __ADDRESSLOCAL__
DISCONNECT_MESSAGE = "!DISCONNECT"
# Verbindung herstellen
def connect():
client = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
# für fibserver auf einem Remote-Pi
# client.connect(__ADDRESSREMOTE__)
# für fibserver auf lokalem Pi (import oben beachten!)
client.connect(__ADDRESSLOCAL__)
return client
# msg senden
def send(client, msg):
message = msg.encode('utf-8')
client.send(message)
# Daten empfangen
def receive(conn):
msg = conn.recv(64).decode('utf-8')
return msg
# Hauptmethode
def start():
# String von Console lesen
answer = input('Verbindung aufbauen? (ja/nein)? ')
if answer.lower() != 'ja':
return
# Verbindung aufbauen
connection = connect()
while True:
msg = input("Nachricht (q für quit): ")
# Bei Eingabe == 'q' Schleife beenden.
if msg == 'q':
break
# Sonst eingegeben String an Server senden.
send(connection, msg)
# und auf Ergebnis warten.
result = receive(connection)
print(f'result={result}')
# Fibonaccizahl isolieren.
fib = int(result.split('[')[0])
print(f'Fibonnaci-Zahl ist {fib}')
print(f'[RESULT] {result}')
# zum Beenden die Nachricht 'quit an den Server senden
send(connection, 'quit')
time.sleep(1)
print('Disconnected')
# Hauptprogramm: Client starten
if __name__ == '__main__':
start()

92
teil13/fibserver.py Executable file
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#! /usr/bin/python3
import socket
import threading
from network import __ADDRESSLOCAL__
# Server-Socket aufbauen
server = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
#Socket an unsere Server-Adresse binden
server.bind(__ADDRESSLOCAL__)
# Set mit den verbundenen Clients
clients = set()
# Locks für den Zugriff auf das Set
clients_lock = threading.Lock()
# Unsere Arbeitsmethode: rekursive Fibonacci-Reihe
def fib(n):
# Rekursionsbedingung
if n in [0,1]:
return n
else:
# Rekursionsaufruf
return fib(n-1) + fib(n-2)
#bearbeitet eine eingehende Connection annehmen, pro Client ein seperater Thread
def handle_connection(conn,addr):
print(f"[NEW CONNECTION] {addr} Connected")
try:
connected = True
while connected:
msg = conn.recv(64).decode('utf-8')
print(f'[RECEIVED] {msg}')
if not msg:
break
else:
if msg.startswith('fib:'):
element = int(msg[4:])
fibo = fib(element)
print(f'[SENDING] fib({element})={fibo}')
# Ergebnis an Client senden.
with clients_lock:
for c in clients:
c.sendall(f'{fibo}'.encode('utf-8'))
else:
pass
if msg == 'quit':
print('[DISCONNECT]')
connected = False
# with clients_lock:
# for c in clients:
# c.sendall(f"[{addr}] {msg}".encode('utf-8'))
finally:
# Clientverbindung abbauen und aus Set entfernen.
with clients_lock:
clients.remove(conn)
conn.close()
# Start des Servers
def start():
print('[SERVER STARTED]!')
# Horchen nach eingehender Verbindung
server.listen()
while True:
# Neue Verbindung annehmen
conn, addr = server.accept()
# Neuen Client in Set aufnehmen
with clients_lock:
print(f'[ADDING CONNECTION] {conn}')
clients.add(conn)
#Thread zur Bearbeitung des Requests starten.
thread = threading.Thread(target=handle_connection, args=(conn, addr))
thread.start()
#Hauptprogramm: Serverstart einleiten
if __name__ == '__main__':
start()

11
teil13/get_requests.py Normal file
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import requests
url = requests.get('https://raspithek.de')
data = url.text
print(data)

20
teil13/get_urllib.py Normal file
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# encoding: UTF-8
import urllib.request
# URL öffnen und Daten anfordern. Ohne spezielle Dateiangabe
# liefert der Webserver immer die index.html zurück.
fp = urllib.request.urlopen('https://raspithek.de')
# Daten auslesen
data = fp.read()
print(type(data))
# Die Daten sin vom Datentyp Bytes und müssen daher erst
# zum UTF-8 String umkodiert werden.
str = data.decode('utf8')
fp.close()
print(str)

554
teil13/index.html Normal file

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@@ -0,0 +1,3 @@
from .const import __ADDRESSLOCAL__
from .const import __ADDRESSREMOTE__

10
teil13/network/code.py Normal file
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@@ -0,0 +1,10 @@
def receive(conn):
msg = conn.recv(64).decode('utf-8')
return msg
def send(client, msg):
message = msg.encode('utf-8')
client.send(message)

19
teil13/network/const.py Normal file
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@@ -0,0 +1,19 @@
#network/const.py
import socket
# TCP Port
__PORT__ = 6554
#Server-IP
# für den Server (immer localhost)
__SERVERLOCAL__ = socket.gethostbyname(socket.gethostname())
#für Server auf einem Remote-Pi
__SERVERREMOTE__ = socket.gethostbyname('gabbo')
# Server-Adresse (IP,Port)
#lokal
__ADDRESSLOCAL__ = (__SERVERLOCAL__,__PORT__)
#remote
__ADDRESSREMOTE__ = (__SERVERREMOTE__,__PORT__)

3
teil13/substring.py Normal file
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print('fib:58'[4:])

5
teil13/test.py Normal file
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from network.const import __SERVER__
from network.const import __ADDRESS__
print(f'Server:{__SERVER__}')
print(f'Address:{__ADDRESS__}')

2
teil14/.gitignore vendored Normal file
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./__pycache__
./network/__pycache__/*

4
teil14/conf.py Normal file
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@@ -0,0 +1,4 @@
import logging
__LOGLEVEL__ = logging.DEBUG

5
teil14/test.log Normal file
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@@ -0,0 +1,5 @@
2023-04-29 13:11:26,397 [DEBUG] testlogging: DEBUG/Drucken wir vorbereitet
2023-04-29 13:11:26,397 [INFO] testlogging: INFO/Es werden 2 Seiten gedruckt
2023-04-29 13:11:26,397 [WARNING] testlogging: WARN/nicht genügend Papier im Drucker
2023-04-29 13:11:26,397 [ERROR] testlogging: ERROR/Drucker nicht gefunden.
2023-04-29 13:11:26,397 [CRITICAL] testlogging: CRITICAL/Drucker brennt

17
teil14/testlogging.py Normal file
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import logging
from conf import __LOGLEVEL__
logging.basicConfig( format='%(asctime)s [%(levelname)s] %(funcName)s: %(message)s',
# filename='test.log',
level=__LOGLEVEL__)
def testlogging():
print('testlogging() aufgerufen.')
logging.debug('DEBUG/Druckdaten werden gesendet.')
logging.info('INFO/Es werden 2 Seiten gedruckt')
logging.warning('WARN/nicht genügend Papier im Drucker')
logging.error('ERROR/Drucker nicht gefunden.')
logging.critical('CRITICAL/Drucker brennt')
if __name__ == '__main__':
testlogging()

2
teil15/.gitignore vendored Normal file
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./__pycache__
./network/__pycache__/*

37
teil15/button.py Executable file
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#! /usr/bin/python3
import RPi.GPIO as GPIO
from time import sleep
import logging
__PIN__ = 16 # GPIO Pin, für den Taster
__WAIT__ = 0.5 # Warten für 0,5 Sekunden
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
if __name__ =='__main__':
GPIO.setwarnings(False)
# benutze Broadcom Pin Nummerierung
GPIO.setmode(GPIO.BCM)
logging.debug(f'konfiguriere Pin ${__PIN__} als Input.')
# Pin 16 als Input mit Pull-Up-Widerstand schalten.
GPIO.setup(__PIN__, GPIO.IN, pull_up_down=GPIO.PUD_UP)
pressed = False
logging.debug('Start der Schleife.')
try:
while True:
if not GPIO.input(__PIN__):
if not pressed:
logging.info('Button wurde gedrückt.')
pressed = True
else:
logging.debug('Button nicht gedrückt.')
pressed = False
sleep(__WAIT__)
except KeyboardInterrupt:
logging.debug('Abbruch durch Benutzer.')
finally:
pass

50
teil15/led.py Executable file
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#! /usr/bin/python3
import RPi.GPIO as GPIO
from time import sleep
__PIN__ = 23 # GPIO Pin, den wir nutzen
__WAIT__ = 0.5 # Warten für 0,5 Sekunden
GPIO.setwarnings(False)
# benutze Broadcom Pin Nummerierung
GPIO.setmode(GPIO.BCM)
# Pin 23 als Output schalten.
GPIO.setup(__PIN__,GPIO.OUT)
#Zustand der LED setzen
def setLED(state):
GPIO.output(__PIN__,state)
# Dauerschleife, die die LED im Wechsel ein- und ausschaltet.
# Wird gestoppt mit CTRL-C
def blinkloop():
try:
while True:
# Pin auf HIGH setzen schaltet die LED ein
setLED(GPIO.HIGH)
print('LED ein')
sleep(__WAIT__)
# Pin auf LOW setzen schaltet die LED aus
setLED(GPIO.LOW)
print('LED aus')
sleep(__WAIT__)
except KeyboardInterrupt:
pass
finally:
# Zum schluss immer die LED ausschalten.
setLED(GPIO.LOW)
if __name__ =='__main__':
blinkloop()
GPIO.cleanup(__PIN__)

69
teil15/ledserver.py Executable file
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#! /usr/bin/python3
from http.server import SimpleHTTPRequestHandler
import socketserver
import logging
from led import setLED
responsehtml = '<html><body> <h3>LED-Server</h3><p> LED ist $ledstate_str</p></body></html>'
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
# Da http ein stateless Protokoll ist, wird der Handler bei jedem Request neu
# aufgebaut! Deswegen benutzen wir hier setup() statt __init__()
class LEDHttpRequestHandler(SimpleHTTPRequestHandler):
def setup(self):
logging.debug('setting up Handler')
self.ledstate = False
super().setup()
def do_GET(self):
logging.debug(f'path= {self.path}')
logging.debug('GET: empfangen')
self.send_response(200)
self.send_header('Content-Type:','text/html')
# Ende der Header markieren, dass ist wichtig, sonst kommt der Response nicht zurück!
self.end_headers()
#Wenn im Requestpath 'led='on'enthalten ist, schalten wir die LED ein. Bei off aus
if '?led=' in self.path:
if 'on' in self.path:
logging.debug('schalte LED ein')
self.ledstate = True
setLED(self.ledstate)
elif 'off' in self.path:
logging.debug('schalte LED aus')
self.ledstate = False
setLED(self.ledstate)
logging.debug(f'ledstate={self.ledstate}')
response = responsehtml.replace('$ledstate_str',('aus','an')[self.ledstate])
self.wfile.write(response.encode())
class http_server:
def __init__(self):
def handler(*args):
myHandler(*args)
server = HTTPServer(('', 8080), handler)
if __name__ == '__main__':
logging.debug('MAIN: start')
setLED(False) # Beim Start LED ausschalten
#Request-Handler aufbauen
handler = LEDHttpRequestHandler
handler.ledstate = False
#Socketserver mit unserem Handler starten
with socketserver.TCPServer(('',8080),handler) as httpd:
logging.info('SERVER: start')
try:
#Server läuft bis CTRL-C gedrückt wird.
httpd.serve_forever()
except KeyboardInterrupt:
pass
finally:
setLED(False)

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from .const import __ADDRESSLOCAL__
#from .const import __ADDRESSREMOTE__

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teil15/network/code.py Normal file
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def receive(conn):
msg = conn.recv(64).decode('utf-8')
return msg
def send(client, msg):
message = msg.encode('utf-8')
client.send(message)

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teil15/network/const.py Normal file
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#network/const.py
import socket
# TCP Port
__PORT__ = 6554
#Server-IP
# für den Server (immer localhost)
__SERVERLOCAL__ = socket.gethostbyname(socket.gethostname())
#für Server auf einem Remote-Pi
#__SERVERREMOTE__ = socket.gethostbyname('gabbo')
# Server-Adresse (IP,Port)
#lokal
__ADDRESSLOCAL__ = (__SERVERLOCAL__,__PORT__)
#remote
#__ADDRESSREMOTE__ = (__SERVERREMOTE__,__PORT__)

2
teil16/.gitignore vendored Normal file
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./__pycache__
./network/__pycache__/*

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teil16/Fib-Testdaten.xlsx Normal file

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teil16/fib.py Normal file
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# fib.py
import sys
# berechnet rekursiv die Fibonaccizahl n.
def fib(n):
# Rekursionsbedingung
if n in [0,1]:
return n
else:
# Rekursionsaufruf
return fib(n-1) + fib(n-2)

20
teil16/testfib.py Normal file
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from fib import fib
import logging
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
logging.debug('Test startet')
result5 = fib(5)
result8 = fib(8)
if result5 == 5 and result8 == 21:
logging.info('Tests erfolgreich')
else:
logging.error('Tests fehlerhaft')
logging.debug('Testende')

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teil16/unittestfib.py Normal file
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# coding: utf-8
import unittest
import numbers
from fib import fib
import logging
import pandas as pd
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
class TestFib(unittest.TestCase):
# Methode zur Division a/b.
def divide(self, a,b):
if b == 0:
raise ValueError('Dividend darf nicht 0 sein.')
return int(a/b)
# Die setUp() Methode wird zu Beginn jedes Testcases aufgrufen
def setUp(self):
logging.debug('setting up test')
self.results = [0,1,1,2,3,5,8,13,21,34,55]
#die beiden Tests aus ./testfib.py mit unittest
def test_fib(self):
# assertEqual(n,r) testet, ob das Resultat r der Vorgabe n entspricht.
self.assertEqual(5,fib(5))
self.assertEqual(21,fib(8))
def test_mult_fib(self):
results =[0,1,1,2,3,5,8,13,21,34,55]
for n in range(0,9):
self.assertEqual(results[n],fib(n))
def test_divide(self):
self.assertEqual(2, self.divide(2,1))
self.assertEqual(2, self.divide(4,2))
self.assertEqual(3, self.divide(6,2))
with self.assertRaises(ValueError):
self.divide(1,0)
def test_excel(self):
data = pd.read_excel('./Fib-Testdaten.xlsx')
results = data["Ergebnis"]
for key, result in data.items():
if isinstance(key, numbers.Number): #Überspringen der Überschriftenzeile
self.assertEqual(result, fib(int(key)))
if __name__ == '__main__':
unittest.main()

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teil17/.gitignore vendored Normal file
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./__pycache__
./db.ini
./network/__pycache__/*

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teil17/DBConnection.py Normal file
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#encoding: utf-8
import mysql.connector
import logging
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
class DBConnection():
def __init__(self):
self.dbconnection = None
#Verbindung zur Datenbank mit den übergebenen Wreten herstellen.
def connect(self, host, user, password, database):
self.connection= mysql.connector.connect(host=host, user=user,password=password,database=database)
# Verbindung trennen
def disconnect(self):
if self.connection is not None:
self.connection.close()
self.connection = None
# Schüler-Record in die Tabelle einfügen.
def insertSchueler(self,schueler):
self.execute_query('insert into schueler (name,vorname) values(%s,%s)', (schueler['name'],schueler['vorname']))
# Liefert True, wenn die Verbindung zur DB besteht, sonst False
def isConnected(self):
if self.connection is not None:
return self.connection.is_connected()
return False
# Wenn DB-Verbindung besteht, wird der Cursor geliefert, sonst None
def cursor(self):
if self.isConnected():
return self.connection.cursor()
return None
# Datenbank Kommando ausführen. Das params-Tupel wird in die Query eingesetzt.
# Liefert ein Resultset zurück.
def execute_query(self, query, params = None):
if self.isConnected():
cursor = self.cursor()
if cursor is not None:
cursor.execute(query,params) #Kommdo ausführen
return cursor.fetchall() # Ergebnis zurückliefern.

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teil17/connectdb.py Normal file
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from DBConnection import DBConnection
import logging
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
db_connection = DBConnection()
db_connection.connect('database','piuser','SW_Ep.6:ROTJ','pidb')
logging.debug(f'Datenbankverbindung aufgebaut ${db_connection.isConnected()}')

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teil17/db.ini.sample Normal file
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[pidb]
host=database
user=piuser
password=<passwort>
database=pidb

88
teil17/testdb.py Executable file
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#!/usr/bin/python3
# encoding:utf-8
import unittest
from DBConnection import DBConnection
import logging
import configparser
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
schueler = [
{'name':'Simpson','vorname': 'Bart'},
{'name':'Simpson','vorname':'Lisa'},
{'name':'van Houten','vorname':'Milhouse'},
{'name':'Wiggum','vorname':'Ralph'},
{'name':'Jones','vorname':'Jimbo'}
]
class TestDBConnection(unittest.TestCase):
@classmethod
def setUpClass(cls):
logging.debug(f'setUpClass() {cls}')
config = configparser.ConfigParser()
config.read('db.ini')
logging.debug(f"host={config['pidb']['host']}")
cls.db_connection = DBConnection()
cls.db_connection.connect(config['pidb']['host'],config['pidb']['user'],config['pidb']['password'],config['pidb']['database'])
if cls.db_connection.isConnected():
logging.debug('erzeuge Table schueler...')
cls.db_connection.execute_query('create table if not exists schueler (id int auto_increment primary key, vorname varchar(20),name varchar(20))')
# Testdaten aufbauen.
cls.fill_table()
logging.debug('setup() fertig')
@classmethod
def tearDownClass(cls):
logging.debug(f'tearDownClass() {cls}')
logging.debug('Räume Tables auf')
cls.db_connection.execute_query('drop table if exists schueler')
logging.debug('schliesse Datenbankverbindung.')
cls.db_connection.disconnect()
cls.db_connection = None
# input('Press Any Key')
#Testdaten in die Datenbank übertragen
@classmethod
def fill_table(cls):
for s in range(0,len(schueler)):
student = schueler[s]
cls.db_connection.insertSchueler(student)
# Nur die Records mit Nachname ='Simpson' lesen
def test_select_name(self):
self.assertTrue(self.db_connection.isConnected())
result = self.db_connection.execute_query("select * from schueler where name='Simpson'")
self.assertEqual(2,len(result))
def test_select_all(self):
# self.test_insert()
result = self.db_connection.execute_query("select * from schueler")
logging.debug(f'result={result}')
self.assertEqual(len(schueler),len(result))
for i in range(len(result)):
self.assertEqual(schueler[i]['vorname'], result[i][1])
def test_connected(self):
self.assertTrue(self.db_connection.isConnected())
def test_create_table(self):
self.assertTrue(self.db_connection.isConnected())
if __name__ =='__main__':
unittest.main()

1
teil18/.gitignore vendored Normal file
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./__pycache__

15
teil18/fib_gen.py Normal file
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import sys
def fib_generator():
a,b = 0,1
while True:
yield a
a,b = b, a+b
fibo = fib_generator()
for _ in range(int(sys.argv[1])+1):
print(next(fibo))

6
teil18/squares_for.py Normal file
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squares = []
for x in range(1,6):
squares.append(x**2)
print(squares)

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@@ -0,0 +1,3 @@
squares = [x **2 for x in range(1,6)]
print(squares)

11
teil18/vornamen_filter.py Normal file
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schueler = [
{'name':'Simpson','vorname': 'Bart'},
{'name':'Simpson','vorname':'Lisa'},
{'name':'van Houten','vorname':'Milhouse'},
{'name':'Wiggum','vorname':'Ralph'},
{'name':'Jones','vorname':'Jimbo'}
]
vornamen = [s['vorname'] for s in schueler if s['name'] == 'Simpson']
print(vornamen)

4
teil18/zahlen_for.py Normal file
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zahlen = [1,2,3,4,5,6,7,8,9,10]
for n in zahlen:
print(n)

19
teil18/zahlen_gen.py Normal file
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def gen_zahl():
n = 0
while n < 10:
n += 1
yield n
zahlen = gen_zahl()
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))
print(next(zahlen))

2
teil19/.gitignore vendored Normal file
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./__pycache__
renderhtml/__pycache__

Binary file not shown.

Binary file not shown.

45
teil19/fib/app.py Normal file
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from flask import Flask,render_template,request
from fib_gen import fib_generator
import logging
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
app = Flask(__name__)
@app.route('/')
def index():
return render_template('index.html')
@app.route('/fib',methods=['GET','POST'])
def fib():
fibg = fib_generator()
result = ''
logging.debug(f'request.method={request.method}')
if request.method == 'POST':
element = request.form['element']
logging.debug(f'berechne Element:{element}')
n= int(element)
#formel= str(n-2) + '+' + str(n-1)
formel = '' # Berechnungsformel initialisieren.
if element != None:
for i in range(n+1):
fib = next(fibg)
if i == n-2: # fib(n-2) zur Berechnungsformel dazu
formel += str(fib)
if i == n-1: # fib(n-1) mit + Zeichen zur Berechnungsformel dazu
formel += '+' + str(fib)
logging.debug(f'Fibonacci-Zahl: {fib}')
logging.debug(f'formel={formel}')
result=str(fib)
elif request.method == 'GET':
logging.debug('GET-Request')
return render_template('index.html', result=result,formel=formel)
if __name__ == '__main__':
app.run(host='0.0.0.0',port=8085, debug=True)

12
teil19/fib/fib_gen.py Normal file
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import sys
def fib_generator():
a,b = 0,1
while True:
yield a
a,b = b, a+b

427
teil19/fib/static/css/normalize.css vendored Normal file
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/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
/**
* 1. Set default font family to sans-serif.
* 2. Prevent iOS text size adjust after orientation change, without disabling
* user zoom.
*/
html {
font-family: sans-serif; /* 1 */
-ms-text-size-adjust: 100%; /* 2 */
-webkit-text-size-adjust: 100%; /* 2 */
}
/**
* Remove default margin.
*/
body {
margin: 0;
}
/* HTML5 display definitions
========================================================================== */
/**
* Correct `block` display not defined for any HTML5 element in IE 8/9.
* Correct `block` display not defined for `details` or `summary` in IE 10/11
* and Firefox.
* Correct `block` display not defined for `main` in IE 11.
*/
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
display: block;
}
/**
* 1. Correct `inline-block` display not defined in IE 8/9.
* 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
*/
audio,
canvas,
progress,
video {
display: inline-block; /* 1 */
vertical-align: baseline; /* 2 */
}
/**
* Prevent modern browsers from displaying `audio` without controls.
* Remove excess height in iOS 5 devices.
*/
audio:not([controls]) {
display: none;
height: 0;
}
/**
* Address `[hidden]` styling not present in IE 8/9/10.
* Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
*/
[hidden],
template {
display: none;
}
/* Links
========================================================================== */
/**
* Remove the gray background color from active links in IE 10.
*/
a {
background-color: transparent;
}
/**
* Improve readability when focused and also mouse hovered in all browsers.
*/
a:active,
a:hover {
outline: 0;
}
/* Text-level semantics
========================================================================== */
/**
* Address styling not present in IE 8/9/10/11, Safari, and Chrome.
*/
abbr[title] {
border-bottom: 1px dotted;
}
/**
* Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
*/
b,
strong {
font-weight: bold;
}
/**
* Address styling not present in Safari and Chrome.
*/
dfn {
font-style: italic;
}
/**
* Address variable `h1` font-size and margin within `section` and `article`
* contexts in Firefox 4+, Safari, and Chrome.
*/
h1 {
font-size: 2em;
margin: 0.67em 0;
}
/**
* Address styling not present in IE 8/9.
*/
mark {
background: #ff0;
color: #000;
}
/**
* Address inconsistent and variable font size in all browsers.
*/
small {
font-size: 80%;
}
/**
* Prevent `sub` and `sup` affecting `line-height` in all browsers.
*/
sub,
sup {
font-size: 75%;
line-height: 0;
position: relative;
vertical-align: baseline;
}
sup {
top: -0.5em;
}
sub {
bottom: -0.25em;
}
/* Embedded content
========================================================================== */
/**
* Remove border when inside `a` element in IE 8/9/10.
*/
img {
border: 0;
}
/**
* Correct overflow not hidden in IE 9/10/11.
*/
svg:not(:root) {
overflow: hidden;
}
/* Grouping content
========================================================================== */
/**
* Address margin not present in IE 8/9 and Safari.
*/
figure {
margin: 1em 40px;
}
/**
* Address differences between Firefox and other browsers.
*/
hr {
-moz-box-sizing: content-box;
box-sizing: content-box;
height: 0;
}
/**
* Contain overflow in all browsers.
*/
pre {
overflow: auto;
}
/**
* Address odd `em`-unit font size rendering in all browsers.
*/
code,
kbd,
pre,
samp {
font-family: monospace, monospace;
font-size: 1em;
}
/* Forms
========================================================================== */
/**
* Known limitation: by default, Chrome and Safari on OS X allow very limited
* styling of `select`, unless a `border` property is set.
*/
/**
* 1. Correct color not being inherited.
* Known issue: affects color of disabled elements.
* 2. Correct font properties not being inherited.
* 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
*/
button,
input,
optgroup,
select,
textarea {
color: inherit; /* 1 */
font: inherit; /* 2 */
margin: 0; /* 3 */
}
/**
* Address `overflow` set to `hidden` in IE 8/9/10/11.
*/
button {
overflow: visible;
}
/**
* Address inconsistent `text-transform` inheritance for `button` and `select`.
* All other form control elements do not inherit `text-transform` values.
* Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
* Correct `select` style inheritance in Firefox.
*/
button,
select {
text-transform: none;
}
/**
* 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
* and `video` controls.
* 2. Correct inability to style clickable `input` types in iOS.
* 3. Improve usability and consistency of cursor style between image-type
* `input` and others.
*/
button,
html input[type="button"], /* 1 */
input[type="reset"],
input[type="submit"] {
-webkit-appearance: button; /* 2 */
cursor: pointer; /* 3 */
}
/**
* Re-set default cursor for disabled elements.
*/
button[disabled],
html input[disabled] {
cursor: default;
}
/**
* Remove inner padding and border in Firefox 4+.
*/
button::-moz-focus-inner,
input::-moz-focus-inner {
border: 0;
padding: 0;
}
/**
* Address Firefox 4+ setting `line-height` on `input` using `!important` in
* the UA stylesheet.
*/
input {
line-height: normal;
}
/**
* It's recommended that you don't attempt to style these elements.
* Firefox's implementation doesn't respect box-sizing, padding, or width.
*
* 1. Address box sizing set to `content-box` in IE 8/9/10.
* 2. Remove excess padding in IE 8/9/10.
*/
input[type="checkbox"],
input[type="radio"] {
box-sizing: border-box; /* 1 */
padding: 0; /* 2 */
}
/**
* Fix the cursor style for Chrome's increment/decrement buttons. For certain
* `font-size` values of the `input`, it causes the cursor style of the
* decrement button to change from `default` to `text`.
*/
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
height: auto;
}
/**
* 1. Address `appearance` set to `searchfield` in Safari and Chrome.
* 2. Address `box-sizing` set to `border-box` in Safari and Chrome
* (include `-moz` to future-proof).
*/
input[type="search"] {
-webkit-appearance: textfield; /* 1 */
-moz-box-sizing: content-box;
-webkit-box-sizing: content-box; /* 2 */
box-sizing: content-box;
}
/**
* Remove inner padding and search cancel button in Safari and Chrome on OS X.
* Safari (but not Chrome) clips the cancel button when the search input has
* padding (and `textfield` appearance).
*/
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
-webkit-appearance: none;
}
/**
* Define consistent border, margin, and padding.
*/
fieldset {
border: 1px solid #c0c0c0;
margin: 0 2px;
padding: 0.35em 0.625em 0.75em;
}
/**
* 1. Correct `color` not being inherited in IE 8/9/10/11.
* 2. Remove padding so people aren't caught out if they zero out fieldsets.
*/
legend {
border: 0; /* 1 */
padding: 0; /* 2 */
}
/**
* Remove default vertical scrollbar in IE 8/9/10/11.
*/
textarea {
overflow: auto;
}
/**
* Don't inherit the `font-weight` (applied by a rule above).
* NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
*/
optgroup {
font-weight: bold;
}
/* Tables
========================================================================== */
/**
* Remove most spacing between table cells.
*/
table {
border-collapse: collapse;
border-spacing: 0;
}
td,
th {
padding: 0;
}

418
teil19/fib/static/css/skeleton.css vendored Normal file
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/*
* Skeleton V2.0.4
* Copyright 2014, Dave Gamache
* www.getskeleton.com
* Free to use under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
* 12/29/2014
*/
/* Table of contents
- Grid
- Base Styles
- Typography
- Links
- Buttons
- Forms
- Lists
- Code
- Tables
- Spacing
- Utilities
- Clearing
- Media Queries
*/
/* Grid
*/
.container {
position: relative;
width: 100%;
max-width: 960px;
margin: 0 auto;
padding: 0 20px;
box-sizing: border-box; }
.column,
.columns {
width: 100%;
float: left;
box-sizing: border-box; }
/* For devices larger than 400px */
@media (min-width: 400px) {
.container {
width: 85%;
padding: 0; }
}
/* For devices larger than 550px */
@media (min-width: 550px) {
.container {
width: 80%; }
.column,
.columns {
margin-left: 4%; }
.column:first-child,
.columns:first-child {
margin-left: 0; }
.one.column,
.one.columns { width: 4.66666666667%; }
.two.columns { width: 13.3333333333%; }
.three.columns { width: 22%; }
.four.columns { width: 30.6666666667%; }
.five.columns { width: 39.3333333333%; }
.six.columns { width: 48%; }
.seven.columns { width: 56.6666666667%; }
.eight.columns { width: 65.3333333333%; }
.nine.columns { width: 74.0%; }
.ten.columns { width: 82.6666666667%; }
.eleven.columns { width: 91.3333333333%; }
.twelve.columns { width: 100%; margin-left: 0; }
.one-third.column { width: 30.6666666667%; }
.two-thirds.column { width: 65.3333333333%; }
.one-half.column { width: 48%; }
/* Offsets */
.offset-by-one.column,
.offset-by-one.columns { margin-left: 8.66666666667%; }
.offset-by-two.column,
.offset-by-two.columns { margin-left: 17.3333333333%; }
.offset-by-three.column,
.offset-by-three.columns { margin-left: 26%; }
.offset-by-four.column,
.offset-by-four.columns { margin-left: 34.6666666667%; }
.offset-by-five.column,
.offset-by-five.columns { margin-left: 43.3333333333%; }
.offset-by-six.column,
.offset-by-six.columns { margin-left: 52%; }
.offset-by-seven.column,
.offset-by-seven.columns { margin-left: 60.6666666667%; }
.offset-by-eight.column,
.offset-by-eight.columns { margin-left: 69.3333333333%; }
.offset-by-nine.column,
.offset-by-nine.columns { margin-left: 78.0%; }
.offset-by-ten.column,
.offset-by-ten.columns { margin-left: 86.6666666667%; }
.offset-by-eleven.column,
.offset-by-eleven.columns { margin-left: 95.3333333333%; }
.offset-by-one-third.column,
.offset-by-one-third.columns { margin-left: 34.6666666667%; }
.offset-by-two-thirds.column,
.offset-by-two-thirds.columns { margin-left: 69.3333333333%; }
.offset-by-one-half.column,
.offset-by-one-half.columns { margin-left: 52%; }
}
/* Base Styles
*/
/* NOTE
html is set to 62.5% so that all the REM measurements throughout Skeleton
are based on 10px sizing. So basically 1.5rem = 15px :) */
html {
font-size: 62.5%; }
body {
font-size: 1.5em; /* currently ems cause chrome bug misinterpreting rems on body element */
line-height: 1.6;
font-weight: 400;
font-family: "Raleway", "HelveticaNeue", "Helvetica Neue", Helvetica, Arial, sans-serif;
color: #222; }
/* Typography
*/
h1, h2, h3, h4, h5, h6 {
margin-top: 0;
margin-bottom: 2rem;
font-weight: 300; }
h1 { font-size: 4.0rem; line-height: 1.2; letter-spacing: -.1rem;}
h2 { font-size: 3.6rem; line-height: 1.25; letter-spacing: -.1rem; }
h3 { font-size: 3.0rem; line-height: 1.3; letter-spacing: -.1rem; }
h4 { font-size: 2.4rem; line-height: 1.35; letter-spacing: -.08rem; }
h5 { font-size: 1.8rem; line-height: 1.5; letter-spacing: -.05rem; }
h6 { font-size: 1.5rem; line-height: 1.6; letter-spacing: 0; }
/* Larger than phablet */
@media (min-width: 550px) {
h1 { font-size: 5.0rem; }
h2 { font-size: 4.2rem; }
h3 { font-size: 3.6rem; }
h4 { font-size: 3.0rem; }
h5 { font-size: 2.4rem; }
h6 { font-size: 1.5rem; }
}
p {
margin-top: 0; }
/* Links
*/
a {
color: #1EAEDB; }
a:hover {
color: #0FA0CE; }
/* Buttons
*/
.button,
button,
input[type="submit"],
input[type="reset"],
input[type="button"] {
display: inline-block;
height: 38px;
padding: 0 30px;
color: #555;
text-align: center;
font-size: 11px;
font-weight: 600;
line-height: 38px;
letter-spacing: .1rem;
text-transform: uppercase;
text-decoration: none;
white-space: nowrap;
background-color: transparent;
border-radius: 4px;
border: 1px solid #bbb;
cursor: pointer;
box-sizing: border-box; }
.button:hover,
button:hover,
input[type="submit"]:hover,
input[type="reset"]:hover,
input[type="button"]:hover,
.button:focus,
button:focus,
input[type="submit"]:focus,
input[type="reset"]:focus,
input[type="button"]:focus {
color: #333;
border-color: #888;
outline: 0; }
.button.button-primary,
button.button-primary,
input[type="submit"].button-primary,
input[type="reset"].button-primary,
input[type="button"].button-primary {
color: #FFF;
background-color: #33C3F0;
border-color: #33C3F0; }
.button.button-primary:hover,
button.button-primary:hover,
input[type="submit"].button-primary:hover,
input[type="reset"].button-primary:hover,
input[type="button"].button-primary:hover,
.button.button-primary:focus,
button.button-primary:focus,
input[type="submit"].button-primary:focus,
input[type="reset"].button-primary:focus,
input[type="button"].button-primary:focus {
color: #FFF;
background-color: #1EAEDB;
border-color: #1EAEDB; }
/* Forms
*/
input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea,
select {
height: 38px;
padding: 6px 10px; /* The 6px vertically centers text on FF, ignored by Webkit */
background-color: #fff;
border: 1px solid #D1D1D1;
border-radius: 4px;
box-shadow: none;
box-sizing: border-box; }
/* Removes awkward default styles on some inputs for iOS */
input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none; }
textarea {
min-height: 65px;
padding-top: 6px;
padding-bottom: 6px; }
input[type="email"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="text"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
border: 1px solid #33C3F0;
outline: 0; }
label,
legend {
display: block;
margin-bottom: .5rem;
font-weight: 600; }
fieldset {
padding: 0;
border-width: 0; }
input[type="checkbox"],
input[type="radio"] {
display: inline; }
label > .label-body {
display: inline-block;
margin-left: .5rem;
font-weight: normal; }
/* Lists
*/
ul {
list-style: circle inside; }
ol {
list-style: decimal inside; }
ol, ul {
padding-left: 0;
margin-top: 0; }
ul ul,
ul ol,
ol ol,
ol ul {
margin: 1.5rem 0 1.5rem 3rem;
font-size: 90%; }
li {
margin-bottom: 1rem; }
/* Code
*/
code {
padding: .2rem .5rem;
margin: 0 .2rem;
font-size: 90%;
white-space: nowrap;
background: #F1F1F1;
border: 1px solid #E1E1E1;
border-radius: 4px; }
pre > code {
display: block;
padding: 1rem 1.5rem;
white-space: pre; }
/* Tables
*/
th,
td {
padding: 12px 15px;
text-align: left;
border-bottom: 1px solid #E1E1E1; }
th:first-child,
td:first-child {
padding-left: 0; }
th:last-child,
td:last-child {
padding-right: 0; }
/* Spacing
*/
button,
.button {
margin-bottom: 1rem; }
input,
textarea,
select,
fieldset {
margin-bottom: 1.5rem; }
pre,
blockquote,
dl,
figure,
table,
p,
ul,
ol,
form {
margin-bottom: 2.5rem; }
/* Utilities
*/
.u-full-width {
width: 100%;
box-sizing: border-box; }
.u-max-full-width {
max-width: 100%;
box-sizing: border-box; }
.u-pull-right {
float: right; }
.u-pull-left {
float: left; }
/* Misc
*/
hr {
margin-top: 3rem;
margin-bottom: 3.5rem;
border-width: 0;
border-top: 1px solid #E1E1E1; }
/* Clearing
*/
/* Self Clearing Goodness */
.container:after,
.row:after,
.u-cf {
content: "";
display: table;
clear: both; }
/* Media Queries
*/
/*
Note: The best way to structure the use of media queries is to create the queries
near the relevant code. For example, if you wanted to change the styles for buttons
on small devices, paste the mobile query code up in the buttons section and style it
there.
*/
/* Larger than mobile */
@media (min-width: 400px) {}
/* Larger than phablet (also point when grid becomes active) */
@media (min-width: 550px) {}
/* Larger than tablet */
@media (min-width: 750px) {}
/* Larger than desktop */
@media (min-width: 1000px) {}
/* Larger than Desktop HD */
@media (min-width: 1200px) {}

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<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<link href='static/css/skeleton.css' rel='stylesheet' type='text/css' />
<title>Fibonacci Zahlen berechnen</title>
</head>
<body>
<h2>Fibonacci Generator </h2
<!--FORM -->
<form action='fib' method='post'>
<label> Folgen Element</label>
<input
type='text'
placeholder='Fibonacci Element'
name='element'
value='{{request.form.element}}'
</input><br />
<button type='submit'>Berechnen</button>
<p>Formel: {{formel}} </p>
<p>Fibonacci-Zahl: {{result}} </p>
</form>
</body>
</html>

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from flask import Flask
app = Flask(__name__)
@app.route('/')
def index():
return 'Ein erstes Hallo'
@app.route('/second')
def second():
return '<b>Ein zweites Hallo</b>'
if __name__ == '__main__':
app.run(host='0.0.0.0',port=8085, debug=True)

4
teil19/firsthello/setenv.sh Executable file
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#!/usr/bin/bash
export FLASK_APP=first
export FLASK_ENV=development

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#encoding: utf-8
import mysql.connector
import logging
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
class DBConnection():
def __init__(self):
self.dbconnection = None
#Verbindung zur Datenbank mit den übergebenen Werten herstellen.
def connect(self, host, user, password, database):
self.connection= mysql.connector.connect(host=host, user=user,password=password,database=database)
# Verbindung trennen
def disconnect(self):
if self.connection is not None:
self.connection.close()
self.connection = None
# Schüler-Record in die Tabelle einfügen.
def insertSchueler(self,schueler):
self.execute_query('insert into schueler (name,vorname) values(%s,%s)', (schueler['name'],schueler['vorname']))
# Liefert True, wenn die Verbindung zur DB besteht, sonst False
def isConnected(self):
if self.connection is not None:
return self.connection.is_connected()
return False
# Wenn DB-Verbindung besteht, wird der Cursor geliefert, sonst None
def cursor(self):
if self.isConnected():
return self.connection.cursor()
return None
# Datenbank Kommando ausführen. Das params-Tupel wird in die Query eingesetzt.
# Liefert ein Resultset zurück.
def execute_query(self, query, params = None):
if self.isConnected():
cursor = self.cursor()
if cursor is not None:
cursor.execute(query,params) #Kommdo ausführen
return cursor.fetchall() # Ergebnis zurückliefern.

8
teil19/renderhtml/db.ini Normal file
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[pidb]
host=database
user=piuser
password=SW_Ep.6:ROTJ
database=pidb

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from flask import Flask,render_template
app = Flask(__name__)
zaehler = 0
@app.route('/')
def index():
global zaehler
zaehler=zaehler +1
return render_template('index.html', counter=zaehler)
schueler = [
{'name':'Simpson','vorname': 'Bart'},
{'name':'Simpson','vorname':'Lisa'},
{'name':'van Houten','vorname':'Milhouse'},
{'name':'Wiggum','vorname':'Ralph'},
{'name':'Jones','vorname':'Jimbo'}
]
@app.route('/students')
def students():
return render_template('students.html',schueler=schueler)
if __name__ == '__main__':
app.run(host='0.0.0.0',port=8085, debug=True)

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/*! normalize.css v3.0.2 | MIT License | git.io/normalize */
/**
* 1. Set default font family to sans-serif.
* 2. Prevent iOS text size adjust after orientation change, without disabling
* user zoom.
*/
html {
font-family: sans-serif; /* 1 */
-ms-text-size-adjust: 100%; /* 2 */
-webkit-text-size-adjust: 100%; /* 2 */
}
/**
* Remove default margin.
*/
body {
margin: 0;
}
/* HTML5 display definitions
========================================================================== */
/**
* Correct `block` display not defined for any HTML5 element in IE 8/9.
* Correct `block` display not defined for `details` or `summary` in IE 10/11
* and Firefox.
* Correct `block` display not defined for `main` in IE 11.
*/
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
main,
menu,
nav,
section,
summary {
display: block;
}
/**
* 1. Correct `inline-block` display not defined in IE 8/9.
* 2. Normalize vertical alignment of `progress` in Chrome, Firefox, and Opera.
*/
audio,
canvas,
progress,
video {
display: inline-block; /* 1 */
vertical-align: baseline; /* 2 */
}
/**
* Prevent modern browsers from displaying `audio` without controls.
* Remove excess height in iOS 5 devices.
*/
audio:not([controls]) {
display: none;
height: 0;
}
/**
* Address `[hidden]` styling not present in IE 8/9/10.
* Hide the `template` element in IE 8/9/11, Safari, and Firefox < 22.
*/
[hidden],
template {
display: none;
}
/* Links
========================================================================== */
/**
* Remove the gray background color from active links in IE 10.
*/
a {
background-color: transparent;
}
/**
* Improve readability when focused and also mouse hovered in all browsers.
*/
a:active,
a:hover {
outline: 0;
}
/* Text-level semantics
========================================================================== */
/**
* Address styling not present in IE 8/9/10/11, Safari, and Chrome.
*/
abbr[title] {
border-bottom: 1px dotted;
}
/**
* Address style set to `bolder` in Firefox 4+, Safari, and Chrome.
*/
b,
strong {
font-weight: bold;
}
/**
* Address styling not present in Safari and Chrome.
*/
dfn {
font-style: italic;
}
/**
* Address variable `h1` font-size and margin within `section` and `article`
* contexts in Firefox 4+, Safari, and Chrome.
*/
h1 {
font-size: 2em;
margin: 0.67em 0;
}
/**
* Address styling not present in IE 8/9.
*/
mark {
background: #ff0;
color: #000;
}
/**
* Address inconsistent and variable font size in all browsers.
*/
small {
font-size: 80%;
}
/**
* Prevent `sub` and `sup` affecting `line-height` in all browsers.
*/
sub,
sup {
font-size: 75%;
line-height: 0;
position: relative;
vertical-align: baseline;
}
sup {
top: -0.5em;
}
sub {
bottom: -0.25em;
}
/* Embedded content
========================================================================== */
/**
* Remove border when inside `a` element in IE 8/9/10.
*/
img {
border: 0;
}
/**
* Correct overflow not hidden in IE 9/10/11.
*/
svg:not(:root) {
overflow: hidden;
}
/* Grouping content
========================================================================== */
/**
* Address margin not present in IE 8/9 and Safari.
*/
figure {
margin: 1em 40px;
}
/**
* Address differences between Firefox and other browsers.
*/
hr {
-moz-box-sizing: content-box;
box-sizing: content-box;
height: 0;
}
/**
* Contain overflow in all browsers.
*/
pre {
overflow: auto;
}
/**
* Address odd `em`-unit font size rendering in all browsers.
*/
code,
kbd,
pre,
samp {
font-family: monospace, monospace;
font-size: 1em;
}
/* Forms
========================================================================== */
/**
* Known limitation: by default, Chrome and Safari on OS X allow very limited
* styling of `select`, unless a `border` property is set.
*/
/**
* 1. Correct color not being inherited.
* Known issue: affects color of disabled elements.
* 2. Correct font properties not being inherited.
* 3. Address margins set differently in Firefox 4+, Safari, and Chrome.
*/
button,
input,
optgroup,
select,
textarea {
color: inherit; /* 1 */
font: inherit; /* 2 */
margin: 0; /* 3 */
}
/**
* Address `overflow` set to `hidden` in IE 8/9/10/11.
*/
button {
overflow: visible;
}
/**
* Address inconsistent `text-transform` inheritance for `button` and `select`.
* All other form control elements do not inherit `text-transform` values.
* Correct `button` style inheritance in Firefox, IE 8/9/10/11, and Opera.
* Correct `select` style inheritance in Firefox.
*/
button,
select {
text-transform: none;
}
/**
* 1. Avoid the WebKit bug in Android 4.0.* where (2) destroys native `audio`
* and `video` controls.
* 2. Correct inability to style clickable `input` types in iOS.
* 3. Improve usability and consistency of cursor style between image-type
* `input` and others.
*/
button,
html input[type="button"], /* 1 */
input[type="reset"],
input[type="submit"] {
-webkit-appearance: button; /* 2 */
cursor: pointer; /* 3 */
}
/**
* Re-set default cursor for disabled elements.
*/
button[disabled],
html input[disabled] {
cursor: default;
}
/**
* Remove inner padding and border in Firefox 4+.
*/
button::-moz-focus-inner,
input::-moz-focus-inner {
border: 0;
padding: 0;
}
/**
* Address Firefox 4+ setting `line-height` on `input` using `!important` in
* the UA stylesheet.
*/
input {
line-height: normal;
}
/**
* It's recommended that you don't attempt to style these elements.
* Firefox's implementation doesn't respect box-sizing, padding, or width.
*
* 1. Address box sizing set to `content-box` in IE 8/9/10.
* 2. Remove excess padding in IE 8/9/10.
*/
input[type="checkbox"],
input[type="radio"] {
box-sizing: border-box; /* 1 */
padding: 0; /* 2 */
}
/**
* Fix the cursor style for Chrome's increment/decrement buttons. For certain
* `font-size` values of the `input`, it causes the cursor style of the
* decrement button to change from `default` to `text`.
*/
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
height: auto;
}
/**
* 1. Address `appearance` set to `searchfield` in Safari and Chrome.
* 2. Address `box-sizing` set to `border-box` in Safari and Chrome
* (include `-moz` to future-proof).
*/
input[type="search"] {
-webkit-appearance: textfield; /* 1 */
-moz-box-sizing: content-box;
-webkit-box-sizing: content-box; /* 2 */
box-sizing: content-box;
}
/**
* Remove inner padding and search cancel button in Safari and Chrome on OS X.
* Safari (but not Chrome) clips the cancel button when the search input has
* padding (and `textfield` appearance).
*/
input[type="search"]::-webkit-search-cancel-button,
input[type="search"]::-webkit-search-decoration {
-webkit-appearance: none;
}
/**
* Define consistent border, margin, and padding.
*/
fieldset {
border: 1px solid #c0c0c0;
margin: 0 2px;
padding: 0.35em 0.625em 0.75em;
}
/**
* 1. Correct `color` not being inherited in IE 8/9/10/11.
* 2. Remove padding so people aren't caught out if they zero out fieldsets.
*/
legend {
border: 0; /* 1 */
padding: 0; /* 2 */
}
/**
* Remove default vertical scrollbar in IE 8/9/10/11.
*/
textarea {
overflow: auto;
}
/**
* Don't inherit the `font-weight` (applied by a rule above).
* NOTE: the default cannot safely be changed in Chrome and Safari on OS X.
*/
optgroup {
font-weight: bold;
}
/* Tables
========================================================================== */
/**
* Remove most spacing between table cells.
*/
table {
border-collapse: collapse;
border-spacing: 0;
}
td,
th {
padding: 0;
}

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/*
* Skeleton V2.0.4
* Copyright 2014, Dave Gamache
* www.getskeleton.com
* Free to use under the MIT license.
* http://www.opensource.org/licenses/mit-license.php
* 12/29/2014
*/
/* Table of contents
- Grid
- Base Styles
- Typography
- Links
- Buttons
- Forms
- Lists
- Code
- Tables
- Spacing
- Utilities
- Clearing
- Media Queries
*/
/* Grid
*/
.container {
position: relative;
width: 100%;
max-width: 960px;
margin: 0 auto;
padding: 0 20px;
box-sizing: border-box; }
.column,
.columns {
width: 100%;
float: left;
box-sizing: border-box; }
/* For devices larger than 400px */
@media (min-width: 400px) {
.container {
width: 85%;
padding: 0; }
}
/* For devices larger than 550px */
@media (min-width: 550px) {
.container {
width: 80%; }
.column,
.columns {
margin-left: 4%; }
.column:first-child,
.columns:first-child {
margin-left: 0; }
.one.column,
.one.columns { width: 4.66666666667%; }
.two.columns { width: 13.3333333333%; }
.three.columns { width: 22%; }
.four.columns { width: 30.6666666667%; }
.five.columns { width: 39.3333333333%; }
.six.columns { width: 48%; }
.seven.columns { width: 56.6666666667%; }
.eight.columns { width: 65.3333333333%; }
.nine.columns { width: 74.0%; }
.ten.columns { width: 82.6666666667%; }
.eleven.columns { width: 91.3333333333%; }
.twelve.columns { width: 100%; margin-left: 0; }
.one-third.column { width: 30.6666666667%; }
.two-thirds.column { width: 65.3333333333%; }
.one-half.column { width: 48%; }
/* Offsets */
.offset-by-one.column,
.offset-by-one.columns { margin-left: 8.66666666667%; }
.offset-by-two.column,
.offset-by-two.columns { margin-left: 17.3333333333%; }
.offset-by-three.column,
.offset-by-three.columns { margin-left: 26%; }
.offset-by-four.column,
.offset-by-four.columns { margin-left: 34.6666666667%; }
.offset-by-five.column,
.offset-by-five.columns { margin-left: 43.3333333333%; }
.offset-by-six.column,
.offset-by-six.columns { margin-left: 52%; }
.offset-by-seven.column,
.offset-by-seven.columns { margin-left: 60.6666666667%; }
.offset-by-eight.column,
.offset-by-eight.columns { margin-left: 69.3333333333%; }
.offset-by-nine.column,
.offset-by-nine.columns { margin-left: 78.0%; }
.offset-by-ten.column,
.offset-by-ten.columns { margin-left: 86.6666666667%; }
.offset-by-eleven.column,
.offset-by-eleven.columns { margin-left: 95.3333333333%; }
.offset-by-one-third.column,
.offset-by-one-third.columns { margin-left: 34.6666666667%; }
.offset-by-two-thirds.column,
.offset-by-two-thirds.columns { margin-left: 69.3333333333%; }
.offset-by-one-half.column,
.offset-by-one-half.columns { margin-left: 52%; }
}
/* Base Styles
*/
/* NOTE
html is set to 62.5% so that all the REM measurements throughout Skeleton
are based on 10px sizing. So basically 1.5rem = 15px :) */
html {
font-size: 62.5%; }
body {
font-size: 1.5em; /* currently ems cause chrome bug misinterpreting rems on body element */
line-height: 1.6;
font-weight: 400;
font-family: "Raleway", "HelveticaNeue", "Helvetica Neue", Helvetica, Arial, sans-serif;
color: #222; }
/* Typography
*/
h1, h2, h3, h4, h5, h6 {
margin-top: 0;
margin-bottom: 2rem;
font-weight: 300; }
h1 { font-size: 4.0rem; line-height: 1.2; letter-spacing: -.1rem;}
h2 { font-size: 3.6rem; line-height: 1.25; letter-spacing: -.1rem; }
h3 { font-size: 3.0rem; line-height: 1.3; letter-spacing: -.1rem; }
h4 { font-size: 2.4rem; line-height: 1.35; letter-spacing: -.08rem; }
h5 { font-size: 1.8rem; line-height: 1.5; letter-spacing: -.05rem; }
h6 { font-size: 1.5rem; line-height: 1.6; letter-spacing: 0; }
/* Larger than phablet */
@media (min-width: 550px) {
h1 { font-size: 5.0rem; }
h2 { font-size: 4.2rem; }
h3 { font-size: 3.6rem; }
h4 { font-size: 3.0rem; }
h5 { font-size: 2.4rem; }
h6 { font-size: 1.5rem; }
}
p {
margin-top: 0; }
/* Links
*/
a {
color: #1EAEDB; }
a:hover {
color: #0FA0CE; }
/* Buttons
*/
.button,
button,
input[type="submit"],
input[type="reset"],
input[type="button"] {
display: inline-block;
height: 38px;
padding: 0 30px;
color: #555;
text-align: center;
font-size: 11px;
font-weight: 600;
line-height: 38px;
letter-spacing: .1rem;
text-transform: uppercase;
text-decoration: none;
white-space: nowrap;
background-color: transparent;
border-radius: 4px;
border: 1px solid #bbb;
cursor: pointer;
box-sizing: border-box; }
.button:hover,
button:hover,
input[type="submit"]:hover,
input[type="reset"]:hover,
input[type="button"]:hover,
.button:focus,
button:focus,
input[type="submit"]:focus,
input[type="reset"]:focus,
input[type="button"]:focus {
color: #333;
border-color: #888;
outline: 0; }
.button.button-primary,
button.button-primary,
input[type="submit"].button-primary,
input[type="reset"].button-primary,
input[type="button"].button-primary {
color: #FFF;
background-color: #33C3F0;
border-color: #33C3F0; }
.button.button-primary:hover,
button.button-primary:hover,
input[type="submit"].button-primary:hover,
input[type="reset"].button-primary:hover,
input[type="button"].button-primary:hover,
.button.button-primary:focus,
button.button-primary:focus,
input[type="submit"].button-primary:focus,
input[type="reset"].button-primary:focus,
input[type="button"].button-primary:focus {
color: #FFF;
background-color: #1EAEDB;
border-color: #1EAEDB; }
/* Forms
*/
input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea,
select {
height: 38px;
padding: 6px 10px; /* The 6px vertically centers text on FF, ignored by Webkit */
background-color: #fff;
border: 1px solid #D1D1D1;
border-radius: 4px;
box-shadow: none;
box-sizing: border-box; }
/* Removes awkward default styles on some inputs for iOS */
input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea {
-webkit-appearance: none;
-moz-appearance: none;
appearance: none; }
textarea {
min-height: 65px;
padding-top: 6px;
padding-bottom: 6px; }
input[type="email"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="text"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
border: 1px solid #33C3F0;
outline: 0; }
label,
legend {
display: block;
margin-bottom: .5rem;
font-weight: 600; }
fieldset {
padding: 0;
border-width: 0; }
input[type="checkbox"],
input[type="radio"] {
display: inline; }
label > .label-body {
display: inline-block;
margin-left: .5rem;
font-weight: normal; }
/* Lists
*/
ul {
list-style: circle inside; }
ol {
list-style: decimal inside; }
ol, ul {
padding-left: 0;
margin-top: 0; }
ul ul,
ul ol,
ol ol,
ol ul {
margin: 1.5rem 0 1.5rem 3rem;
font-size: 90%; }
li {
margin-bottom: 1rem; }
/* Code
*/
code {
padding: .2rem .5rem;
margin: 0 .2rem;
font-size: 90%;
white-space: nowrap;
background: #F1F1F1;
border: 1px solid #E1E1E1;
border-radius: 4px; }
pre > code {
display: block;
padding: 1rem 1.5rem;
white-space: pre; }
/* Tables
*/
th,
td {
padding: 12px 15px;
text-align: left;
border-bottom: 1px solid #E1E1E1; }
th:first-child,
td:first-child {
padding-left: 0; }
th:last-child,
td:last-child {
padding-right: 0; }
/* Spacing
*/
button,
.button {
margin-bottom: 1rem; }
input,
textarea,
select,
fieldset {
margin-bottom: 1.5rem; }
pre,
blockquote,
dl,
figure,
table,
p,
ul,
ol,
form {
margin-bottom: 2.5rem; }
/* Utilities
*/
.u-full-width {
width: 100%;
box-sizing: border-box; }
.u-max-full-width {
max-width: 100%;
box-sizing: border-box; }
.u-pull-right {
float: right; }
.u-pull-left {
float: left; }
/* Misc
*/
hr {
margin-top: 3rem;
margin-bottom: 3.5rem;
border-width: 0;
border-top: 1px solid #E1E1E1; }
/* Clearing
*/
/* Self Clearing Goodness */
.container:after,
.row:after,
.u-cf {
content: "";
display: table;
clear: both; }
/* Media Queries
*/
/*
Note: The best way to structure the use of media queries is to create the queries
near the relevant code. For example, if you wanted to change the styles for buttons
on small devices, paste the mobile query code up in the buttons section and style it
there.
*/
/* Larger than mobile */
@media (min-width: 400px) {}
/* Larger than phablet (also point when grid becomes active) */
@media (min-width: 550px) {}
/* Larger than tablet */
@media (min-width: 750px) {}
/* Larger than desktop */
@media (min-width: 1000px) {}
/* Larger than Desktop HD */
@media (min-width: 1200px) {}

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p {
color:green;
}

View File

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<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>Titlevon static/index.html</title>
</head>
<body>
<p>
Ich bin der <strong>Seiteninhalt <em>23</em></strong>
</p>
</body>
</html

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p {
color:green;
}

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from flask import Flask,render_template
from DBConnection import DBConnection
import logging
import configparser
logging.basicConfig( format='%(asctime)-15s [%(levelname)s] %(funcName)s: %(message)s', level=logging.DEBUG)
config = configparser.ConfigParser()
config.read('db.ini')
db_connection = DBConnection()
db_connection.connect(config['pidb']['host'],config['pidb']['user'],config['pidb']['password'],config['pidb']['database'])
app = Flask(__name__)
schueler = [
{'name':'Simpson','vorname': 'Bart','highlight': 'True'},
{'name':'Simpson','vorname':'Lisa',highlight': 'True'},
{'name':'van Houten','vorname':'Milhouse','highlight':'False'},
{'name':'Wiggum','vorname':'Ralph','highlight':'False'},
{'name':'Jones','vorname':'Jimbo','highlight':'False'}
]
@app.route('/')
def index():
return render_template('students.html',schueler=schueler)
if __name__ == '__main__':
app.run(host='0.0.0.0',port=8085, debug=True)

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@@ -0,0 +1,14 @@
<!DOCTYPE html>
<html lang='en'>
<head>
<meta charset='utf-8' />
<title>Title von templates/index.html</title>
</head>
<body>
<p>
Hier steht der <strong>Text der Seite <em>{{counter}}</em></strong>
</p>
</body>
</html>

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<!DOCTYPE html>
<html lang='de'>
<head>
<meta charset='utf-8' />
<title>Schüler</title>
</head>
<body>
<p>
Schülerverzeichnis
</p>
<ul>
{% for s in schueler %}
{%if s['name'] == "Simpson" %}
<li><b>{{s['name']}}, {{s['vorname']}}</b></li>
{%else %}
<li>{{s['name']}}, {{s['vorname']}}</li>
{%endif %}
{%endfor %}
</ul>
</body>
</html>