What does -> mean in Python function definitions?
Jan 17, 2013 · 13 def f(x) -> 123: return x My summary: Simply -> is introduced to get developers to optionally specify the return type of the function. See Python Enhancement Proposal 3107 This is an …
What is a DEF function for Python - Stack Overflow
Sep 10, 2013 · 14 def isn't a function, it defines a function, and is one of the basic keywords in Python. For example:
python - Differences between `class` and `def` - Stack Overflow
What is the main difference between class and def in python? Can a class in python interact with django UI (buttons)?
.def files C/C++ DLLs - Stack Overflow
Jul 21, 2014 · The advantage of def file is that, it helps you to maintain the backword compatibility with the already realsed dlls. i.e it maintains the ordinal numbers for apis. Suppose you add a new api in …
How can I return two values from a function in Python?
I would like to return two values from a function in two separate variables. What would you expect it to look like on the calling end? You can't write a = select_choice(); b = select_choice() because that …
How do I define a function with optional arguments?
def add(x,y): return x+ y # calling this will require only x and y add(2,3) # 5 If we want to add as many arguments as we may want, we shall just use *args which shall be a list of more arguments than the …
python - What does def main () -> None do? - Stack Overflow
As is, it does absolutely nothing. It is a type annotation for the main function that simply states that this function returns None. Type annotations were introduced in Python 3.5 and are specified in PEP …
function - what is "def" in Java class - Stack Overflow
Jan 14, 2021 · while googling, I find that "def" is used in python and groovy language. But, I am using java. So, how come it is possible to use keywords like "def" in java class? Is it possible to use other …
python calling a def () inside of def () - Stack Overflow
Aug 1, 2018 · python calling a def () inside of def () Asked 7 years, 5 months ago Modified 3 years, 3 months ago Viewed 31k times
Why should we use -> in def __init__ (self, n) -> None:?
Nov 20, 2020 · In python 3.5 appeared type annotation option. def __init__(self, n) -> None: means that __init__ should always return NoneType and it can be quite helpful if you accidentally return …