Iterating over a dictionary using a for loop, getting keys In Python 3, the iteration has to be over an explicit copy of the keys (otherwise it throws a RuntimeError) because my_dict keys() returns a view of the dictionary keys, so any change to my_dict changes the view as well
What does [:-1] mean do in python? - Stack Overflow Working on a python assignment and was curious as to what [:-1] means in the context of the following code: instructions = f readline()[:-1] Have searched on here on S O and on Google but to no avail
python - How do I list all files of a directory? - Stack Overflow 3464 This question's answers are a community effort Edit existing answers to improve this post It is not currently accepting new answers or interactions How can I list all files of a directory in Python and add them to a list?