lcm3.py

class LoggingContextManager:
    def __enter__(self):
        print('LoggingContextManager.__enter__()')
        return "You are in a with block"
 
    def __exit__(self, exc_type, exc_val, exc_tb):
        print('LoggingContextManager.__exit__({},{},{})'.format(exc_type, exc_val, exc_tb))
        return