Dateien hochladen nach „decorator“

Decorator Sourcen

decorator/fib.py

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+
+import sys
+
+def fib(n):
+ if n in [0,1]:
+   return n
+ else:
+   return fib(n-1) + fib(n-2)
+
+
+print(fib(int(sys.argv[1])))
+

decorator/func_param.py

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+def add(x, y):
+    return x + y
+
+def calculate(func, x, y):
+    return func(x, y)
+
+result = calculate(add, 4, 6)
+print(result)  # prints 10

decorator/nested_function.py

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+
+
+def print_message(message):
+    "Umgebende Function"
+    def message_sender():
+        "Eingebettete Function"
+        print(message)
+
+    message_sender()
+
+print_message("Some random message")
+

decorator/pass_func.py

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+def make_pretty(func):
+    # define the inner function 
+    def inner():
+        # add some additional behavior to decorated function
+        print("I got decorated")
+
+        # call original function
+        func()
+    # return the inner function
+    return inner
+
+# define ordinary function
+def ordinary():
+    print("I am ordinary")
+    
+# decorate the ordinary function
+decorated_func = make_pretty(ordinary)
+
+# call the decorated function
+decorated_func()

decorator/simpledecorator.py

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+def make_pretty(func):
+    # define the inner function 
+    def inner():
+        # add some additional behavior to decorated function
+        print("I got decorated")
+
+        # call original function
+        func()
+    # return the inner function
+    return inner
+
+# define ordinary function
+@make_pretty
+def ordinary():
+    print("I am ordinary")
+    
+# decorate the ordinary function
+decorated_func = make_pretty(ordinary)
+
+# call the decorated function
+ordinary()