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38 lines
796 B
38 lines
796 B
2 years ago
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import concurrent.futures
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import random
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import time
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gesamtwert = 0
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message = ''
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def calculate_sum(thread_nummer):
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global gesamtwert
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global message
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for i in range(100 + thread_nummer):
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zwischen = gesamtwert
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#Zufällige Wartezeit zwischen 0,1s und 0,5s
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wartezeit = random.randint(1,5+thread_nummer)
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time.sleep(0.1 * wartezeit)
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zwischen += 1
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gesamtwert = zwischen
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message = f'Thread {thread_nummer} fertig'
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print(f'Thread + {thread_nummer} abgearbeitet.')
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def main():
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with concurrent.futures.ThreadPoolExecutor(max_workers=4) as executor:
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threads = [executor.submit(calculate_sum, i+1) for i in range(3)]
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results = [t.result() for t in threads]
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print(f'gesamtwert={gesamtwert}')
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print(f'message={message}')
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if __name__ == '__main__':
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main()
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