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def retry(max_attempts=3, delay=1, backoff=2): def decorator(func): @wraps(func) def wrapper(*args, **kwargs): attempts = 0 current_delay = delay while attempts < max_attempts: try: return func(*args, **kwargs) except Exception as e: attempts += 1 if attempts == max_attempts: raise print(f"Attempt {attempts} failed: {e}. Retrying in {current_delay}s") time.sleep(current_delay) current_delay *= backoff return wrapper return decorator
@repeat(times=3) def say_hi(): print("Hi!") max_attempts: try: return func(*args
square(3) # Call 1 square(4) # Call 2 print(square.calls) # 2 import time max_attempts: try: return func(*args
closure_func = outer("Secret") closure_func() # Secret def logger(func): def wrapper(*args, **kwargs): print(f"Calling {func. name }") result = func(*args, **kwargs) print(f"Finished {func. name }") return result return wrapper max_attempts: try: return func(*args
say = greet # assign function to variable print(say("Alice")) # Hello, Alice def outer(msg): def inner(): # closure captures 'msg' print(msg) return inner