Jul 11, 2016 · How do I create or use a global variable inside a function? How do I use a global variable that was defined in one function inside other functions? Failing to use the global keyword where …

Dec 14, 2012 · What is a global statement? And how is it used? I have read Python's official definition; however, it doesn't make a lot of sense to me.

From my understanding, Python has a separate namespace for functions, so if I want to use a global variable in a function, I should probably use global. However, I was able to access a global varia...

Aug 8, 2012 · However, when that line is encountered inside a function, it creates a local reference bar unless you say global bar. In effect, you have two different variables named bar: the global and the …

Jul 28, 2017 · I am confused with the global keyword behavior in below code snippet, I was expecting 30, 30, 30 in all 3 prints. def outer_function(): #global a ###commented intentionally a = 20 def

Apr 13, 2012 · Python uses fairly typical variable scoping. Non-local variables are visible within a function. You only need global keyword if you want to assign to a variable within global scope. Also …

Defining a variable on the module level makes it a global variable, you don't need the global keyword. The second example is correct usage. However, the most common usage for global variables are …

Oct 19, 2015 · I'm learning the concepts of programming languages. I found the terminology "nonlocal" in python syntax. What is the meaning of nonlocal in python?

You can modify any mutable object without using global keyword. This is possible in Python because global is used when you want to reassign new objects to variable names already used in global …

To close debugging questions where OP needs nonlocal and doesn't realize it, please use Is it possible to modify variable in python that is in outer, but not global, scope? instead. Although Python 2 is …