How can I create or use a global variable in a function? If I create a global variable in one function, how c
I am a bit puzzled by the following code: d = {'x': 1, 'y': 2, 'z': 3} for key
Given a list ["foo", "bar", "baz"] and an item in the list "bar", how do I get its index (1) in Python?
What is the difference between a function decorated with @staticmethod and one decorated with @classmethod?
Is there a shortcut to make a simple list out of a list of lists in Python? I can do it in a for loop, but is
How do I access the index in a for loop like the following? ints = [8, 23, 45, 12, 78] for i in ints: pri
What is the most elegant way to check if the directory a file is going to be written to exists, and if not, cr
How do you call an external command (as if I'd typed it at the Unix shell or Windows command prompt) from
I have two Python dictionaries, and I want to write a single expression that returns these two dictionaries, m
How do I check whether a file exists or not, without using the try statement?
If Python does not have a ternary conditional operator, is it possible to simulate one using other language co
Given the following code, what does the if __name__ == "__main__": do? # Threading example import time, threa
I have tried to puzzle out an answer to this question for many months while learning pandas. I use SAS for my