Global in python

Python access global variable

globvar = 0

def set_globvar_to_one():
    global globvar    # Needed to modify global copy of globvar
    globvar = 1

def print_globvar():
    print(globvar)     # No need for global declaration to read value of globvar

set_globvar_to_one()
print_globvar()       # Prints 1

Source: stackoverflow.com

Global in python

a = 'this is a global variable'
def yourFunction(arg):
    #you need to declare a global variable, otherwise an error
    global a
    return a.split(' ')

Python global variables

#### A_FILE.PY
a_global_variable = "Hello"
####sys.path.append(".")

##### B_FILE.PY
import a_file

output = a_file.a_global_variable

print(output)
------> Hello

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