| 1 | import time |
| 2 | from functools import wraps |
| 3 | |
| 4 | |
| 5 | class Timer: |
| 6 | def __init__( |
| 7 | self, |
| 8 | prefix: str = "Start at {start_time}", |
| 9 | postfix: str = "End at {end_time}, took {duration} seconds.", |
| 10 | ): |
| 11 | self.prefix = prefix |
| 12 | self.format = format |
| 13 | self.postfix = postfix |
| 14 | |
| 15 | def __call__( |
| 16 | self, |
| 17 | func, |
| 18 | ): |
| 19 | @wraps(func) |
| 20 | async def wrapper(*args, **kwargs): |
| 21 | start_time = time.time() |
| 22 | prefix = self.prefix.replace("{start_time}", time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(start_time))) |
| 23 | print(prefix) |
| 24 | |
| 25 | result = await func(*args, **kwargs) |
| 26 | |
| 27 | end_time = time.time() |
| 28 | duration = end_time - start_time |
| 29 | postfix = self.postfix.replace("{end_time}", time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(end_time))).replace("{duration}", f"{duration:.2f}") |
| 30 | print(postfix) |
| 31 | |
| 32 | return result |
| 33 | |
| 34 | return wrapper |
| 35 | |
| 36 | |
| 37 | def __enter__(self): |
| 38 | self.start_time = time.time() |
| 39 | prefix = self.prefix.replace("{start_time}", time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(self.start_time))) |
| 40 | print(prefix) |
| 41 | return self |
| 42 | |
| 43 | |
| 44 | def __exit__(self, exc_type, exc_val, exc_tb): |
| 45 | if exc_type is not None: |
| 46 | return False |
| 47 | |
| 48 | end_time = time.time() |
| 49 | duration = end_time - self.start_time |
| 50 | postfix = self.postfix.replace("{end_time}", time.strftime("%Y-%m-%d %H:%M:%S", time.localtime(end_time))).replace("{duration}", f"{duration:.2f}") |
| 51 | print(postfix) |
| 52 | return False |
| 53 | |
| 54 | |
| 55 | |
| 56 | |
| 57 | |
| 58 | if __name__ == "__main__": |
| 59 | with Timer( |
| 60 | prefix="Begin timing at {start_time}", |
| 61 | postfix="Finished at {end_time}", |
| 62 | ): |
| 63 | time.sleep(1) |
| 64 | |
| 65 | |
| 66 | @Timer() |
| 67 | def test_sleep(): |
| 68 | time.sleep(1) |
| 69 | |
| 70 | test_sleep() |