demo.py

def outside_try():
    foo = None
    try:
        foo = load_foo()
    except FooLoadingError:
        return "Foo failed to load"
        
    # Do all the things
    return foo
    
def inside_try():
    try:
        foo = load_foo()
        # Do all the things
        return foo
    except FooLoadingError:
        return "Foo failed to load"