Python example: decorators

import functools

​

def my_decorator(func):

  @functools.wraps(func)

  def wrapper(*args, **kwargs):

    print(f"Calling function {func.__name__} with args {args} and kwargs {kwargs}")

    return func(*args, **kwargs)

  return wrapper

​

@my_decorator

def my_function(a, b):

  pass

​

my_function(1, b=2)