gauvainboiche
86 lines
2.4 KiB
Python
86 lines
2.4 KiB
Python
# Exercice 1
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### Appel synchrone
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import time
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section = "Appel Synchrone"
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print(f"=" * (len(section) + 4))
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print(section)
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print(f"=" * (len(section) + 4))
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def synchronous_fetch_users():
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start = time.perf_counter()
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time.sleep(2)
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print(f"Users : Temps d'exécution : {time.perf_counter() - start:.2f}s")
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return ["alice", "bob", "charlie"]
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def synchronous_fetch_orders():
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start = time.perf_counter()
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time.sleep(3)
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print(f"Orders : Temps d'exécution : {time.perf_counter() - start:.2f}s")
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return ["order_1", "order_2"]
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def synchronous_fetch_inventory():
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start = time.perf_counter()
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time.sleep(1)
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print(f"Inventory : Temps d'exécution : {time.perf_counter() - start:.2f}s")
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return ["item_A", "item_B", "item_C"]
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def synchronous_main():
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print(
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synchronous_fetch_users(),
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synchronous_fetch_orders(),
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synchronous_fetch_inventory(),
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)
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if __name__ == "__main__":
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start = time.perf_counter()
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synchronous_main()
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print(f"Temps total d'exécution : {time.perf_counter() - start:.2f}s")
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### Appel en coroutines
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import asyncio, time
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section = "Appel en Co-routines"
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print(f"=" * (len(section) + 4))
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print(section)
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print(f"=" * (len(section) + 4))
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async def coro_fetch_users():
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start = time.perf_counter()
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await asyncio.sleep(2)
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print(f"Users : Temps d'exécution : {time.perf_counter() - start:.2f}s")
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return ["alice", "bob", "charlie"]
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async def coro_fetch_orders():
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start = time.perf_counter()
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await asyncio.sleep(3)
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print(f"Orders : Temps d'exécution : {time.perf_counter() - start:.2f}s")
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return ["order_1", "order_2"]
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async def coro_fetch_inventory():
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start = time.perf_counter()
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await asyncio.sleep(1)
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print(f"Inventory : Temps d'exécution : {time.perf_counter() - start:.2f}s")
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return ["item_A", "item_B", "item_C"]
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async def coro_main():
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results = await asyncio.gather(
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coro_fetch_users(),
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coro_fetch_orders(),
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coro_fetch_inventory(),
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)
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return results
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if __name__ == "__main__":
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start = time.perf_counter()
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asyncio.run(coro_main())
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print(f"Temps total d'exécution : {time.perf_counter() - start:.2f}s")
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conclusion = "Les tâches se sont lancées simultanément, et le temps total n'a donc pris que le temps maximal de la fonction la plus longue"
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print(f"=" * len(section))
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print(conclusion)
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print(f"=" * len(section))
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