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 vote137 views1 answer
Different types f python loops
Python
0 vote190 views1 answer
CACHE_TYPE flask
Python Flask
9 votes149 views2 answers
Python check if number is in range
Python
11 votes121 views1 answer
Python windows os.listdir path usage
Python
0 vote157 views1 answer
Gnome-shell turn off
Python
0 vote91 views1 answer
Create series with number intervals
Python
3 votes123 views1 answer
Access the value in settings django
Python
5 votes98 views1 answer
Python read csv into array
Python
0 vote140 views1 answer
Python look up how many rows in dataframe
Python
-2 votes131 views1 answer
Stats.norm.cdf(2,loc=mean, scale=std_dev)
Python