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Python: Referencing and assignment in inner functions

Python: for-else with break

Python: Diamond Inheritance and super

Python 3: Keyword-Only Arguments

Pandas: Accessing the index of a row in an apply function


Python GIL: Global Interpreter Lock

Python: Put simply, generators are special coroutines

Python: Yes, coroutines are complicated, but they can be used as simply as generators

Python: IDLE won't display anything for an expression evaluated to None