Use a global variable within other functions by declaring it as global within each function that assigns a value to it:
Python example global variable in a function
Simple example code uses the global keyword.
glob_var = 0 def set_gvar(): global glob_var # Needed to modify global copy of globvar glob_var = 100 def display(): print("Global var", glob_var) # No need for global declaration to read value of globvar set_gvar() display()
How to access a global variable inside a function in Python?
Answer: Assign a global variable in a function will result in the function creating a new variable with that name even if there’s a global one. ensure to declare an as global in the function before any assignment.
a = 10 def setA(value): global a # declare a to be a global a = value # this sets the global value of a
Do comment if you have any doubts and suggestions on this Python variable function topic.
Note: IDE: PyCharm 2021.3 (Community Edition)
All Python Examples are in Python 3, so Maybe its different from python 2 or upgraded versions.
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