assertion

What is the use of the "-O" flag for running Python? Question: Python can run scripts in optimized mode (python -O) which turns off debugs, removes assert statements, and IIRC it also removes docstrings. However, I have not seen it used. Is python -O actually used? If so, what for? Asked By: zaharpopov || Source …

Best practice for using assert? Question: Is there a performance or code maintenance issue with using assert as part of the standard code instead of using it just for debugging purposes? Is assert x >= 0, ‘x is less than zero’ better or worse than if x < 0: raise Exception(‘x is less than zero’) …