
What does -> mean in Python function definitions? - Stack Overflow
Jan 17, 2013 · In Python 3.5 though, PEP 484 -- Type Hints attaches a single meaning to this: -> is used to indicate the type that the function returns. It also seems like this will be enforced in …
python - What does ** (double star/asterisk) and * (star/asterisk) …
Aug 31, 2008 · Note: A Python dict, semantically used for keyword argument passing, is arbitrarily ordered. However, in Python 3.6+, keyword arguments are guaranteed to remember insertion …
python - How do I detect whether a variable is a function ... - Stack ...
Our custom is_function (obj), maybe with some edits is the preferred method to check if an object is a function if you don't any count callable class instance as a function, but only functions …
How do I measure elapsed time in Python? - Stack Overflow
The python cProfile and pstats modules offer great support for measuring time elapsed in certain functions without having to add any code around the existing functions.
python - Why do some functions have underscores - Stack Overflow
May 24, 2024 · In Python, the use of an underscore in a function name indicates that the function is intended for internal use and should not be called directly by users. It is a convention used …
python - How to stop a function - Stack Overflow
A simple return statement will 'stop' or return the function; in precise terms, it 'returns' function execution to the point at which the function was called - the function is terminated without …
python - Is it pythonic for a function to return multiple values ...
Python's handling of method arguments necessitates the ability to directly return multiple values. In C++, for example, method arguments can be passed by reference, so you can assign …
python - How can I change a global variable from within a …
The a in your first line is a global variable (so called because it exists in the global scope, outside of any function definitions). The a in the other lines is a local variable, meaning that it only …
What is the best way to exit a function (which has no return value) …
If I implement this in python, it bothers me, that the function returns a None. Is there a better way for "exiting a function, that has no return value, if a check fails in the body of the function"?
python - How do you call a function in a function? - Stack Overflow
I have a function and I'm making another one in which I need to call the first function. I don't have experience in Python, but I know that in languages like MATLAB it's possible as long as they're...