/Python/Python keep value recursive function

Python keep value recursive function

def to_string(node):
    def actual_recursive(node):
        nonlocal a_str		# ~global, can modify surrounding function's scope.
        a_str += str(node.val)
        if node.next != None:
            actual_recursive(node.next)
    a_str = ''
    actual_recursive(node)
    return a_str

Source: stackoverflow.com

Similar codes

40 votes133 views3 answers
Train dev test split sklearn
Python
-1 vote135 views2 answers
Django cleanup
Python
0 vote140 views1 answer
Python filter numbers from list
Python
-2 votes163 views3 answers
Pyhton
Python
0 vote139 views1 answer
Python pprint on file
Python
0 vote142 views1 answer
Array search with regex python
Python
3 votes153 views2 answers
Python input lowercase
Python
0 vote153 views1 answer
Python dict keys to string
Python
0 vote146 views1 answer
Pandas replace last cell
Python
0 vote196 views1 answer
Renpy quickstart
Python