Working with files in Python is pretty easy. But there’s a common mistake that can sneak into your code. Not closing the file ...

When I try to pass three arguments, I get "TypeError: pow expected 2 arguments, got 3"<BR>Could this be a matter of what python implementation I'm running? I'm using ActivePython 2.4.3.

Answer: A This tricky question revolves around the concept of mutable default arguments in Python. add_to_list(1): Since no my_list is provided, Python uses the default list []. The function appends 1 ...

Python is an ever-evolving language, and these basic terms will help you understand some of what's out there. However, these terms aren't all you need to know to fully grasp the language.