Global variable declaration inside function (Python
If you only want to read (access) the value of a global variable, you do not need the global keyword. Python automatically looks up the variable in the global scope if it doesn't find it locally. However, the global keyword is mandatory if you want to modify (write to) that variable. Here is the breakdown of why it exists. 1. Reading (No global needed) As you noticed, this works fine. Python looks for count locally, fails, looks globally, and finds it. code Pythondownloadcontent_copyexpand_less count = 10 def read_variable():…