Python nonlocal

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

Python nonlocal

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

0 vote152 views1 answer
Python get item from set
Python
17 votes165 views4 answers
Python pil resize image
Python
0 vote165 views1 answer
All Combinations
Python
0 vote171 views1 answer
Python write list to excel file
Python
0 vote209 views1 answer
Flask development mode
Python
0 vote187 views1 answer
Python -c crypt command in python3.3 and above
Python
43 votes162 views5 answers
Iterrows pandas
Python
2 votes161 views1 answer
Google scikit learn decision tree
Python
1 vote157 views1 answer
Pandas iloc select certain columns
Python
0 vote173 views1 answer
Unable to load celery application the module was not found
Python