SyntaxError when assigning to global var

Question

I am trying out Python for a new project, and in that state, need some global variable. To test without changing the hardcoded value, I\'ve tried to make a function that reassig

Answer 1

Python doesn't require you to explicitly declare variables and automatically assumes that a variable that you assign has function scope unless you tell it otherwise. The global keyword is the means that is provided to tell it otherwise. And you can't assign value when you declare it as global. Correct way will be

foo = None

def setFoo(bar):
    global foo 
    foo = bar

setFoo(1)