Making a variable global in Python: global keyword

Making a variable global in Python

Making a variable global in Python

There will be instances where you are declaring an object inside a confined piece of code, and you will need the object outside it as well. You can use the global keyword for this.

## BEFORE
>>> def storeMyName():
        name = "Ethan"
  
>>> storeMyName()
>>> name
Traceback (most recent call last):
  # Traceback Info
    name
NameError: name 'name' is not defined
 
## AFTER
>>> def storeMyName():
        global name
        name = "Ethan"
  
>>> storeMyName()
>>> name
'Ethan'

See also:

• Python 101
• Object Oriented Python
• Design Patterns in Python
• 50+ Handy Standard Library Modules
• 60+ Handy Third Library Modules
• 50+ Tips & Tricks for Python Developers
• 50+ Know-How(s) Every Pythonista Must Know