Shared context

nonlocal.py

# First example: using an explicit namespace as a shared context


from types import SimpleNamespace as Context


def f():
    shared = Context(x=5)
    
    def g():
        shared.x = 7

    g()


# Second example: using the function itself as a shared context.


def outer():
    outer.x = 5
    
    def inner():
        outer.x = 7
    
    inner()