thread class instance

thread_instance.py

import time
from threading import Thread

def add_two_numbers(a, b):
   return a + b

def simulate_api_call(name):
   print(f'{name} is sleeping for 3 seconds')
   time.sleep(3)
   print(f"{name} is done sleeping")

def main():
   start = time.perf_counter()
   
   api_caller_threads = []

   for i in range(1, 3):
      thread = Thread(target=simulate_api_call, args=(f'Thread {i}',))
      thread.start()
      api_caller_threads.append(thread)   

   sum = add_two_numbers(2,5)
   print(f'The sum is {sum}')

   for api_caller_thread in api_caller_threads:
       api_caller_thread.join()

   finish = time.perf_counter()
   print(f'Finished in {finish-start: 0.2f} second(s)')

if __name__ == "__main__":
   main()