thread1.py

import threading
import time

def blocking_io():
  print("thread start")
  time.sleep(10)
  print("thread finished")
    
def main():
    t1 = threading.Thread(target=blocking_io, name="blocking_task")
    t1.start()
    t1.join()
    
start_time = time.perf_counter()  
main()
print("process exited")
end_time = time.perf_counter()  
execution_time = end_time - start_time  
print(f"\nExecuting - {__file__}\nExecution Starts: {start_time}\nExecutions Ends: {end_time}\nTotals Execution Time:{execution_time:0.2f} seconds.")