Decorator Example

decorators.py

from functools import wraps

def my_logger(orig_func):
  import logging
  
  logging.basicConfig(
    filename="{}.log".format(orig_func.__name__), level=logging.INFO
  )
  
  @wraps(orig_func)
  def wrapper(*args, **kwargs):
    logging.info(f"Ran with args: {args}, and kwargs: {kwargs}")
    return orig_func(*args, **kwargs)
  
  return wrapper


def my_timer(orig_func):
    import time

    @wraps(orig_func)
    def wrapper(*args, **kwargs):
        start = time.perf_counter()
        result = orig_func(*args, **kwargs)
        end = time.perf_counter()
        print(f"{orig_func.__name__} ran in: {end - start:.4f} sec")

    return wrapper
 

@my_logger
@my_timer
def display_info(name, age):
    print(f"display_info run with arguments ({name}, {age})")

# display_info = decorator_function(display_info)
display_info("Khan", 23)