How to get the variable names from the string for the format() method

Question

Lets say I have this line:

\"My name is {name}\".format(name=\"qwerty\")

I know that the variable name is name and so I can f

Answer 1

def get_arg(yourstring):
    arg_list = []
    pin = False
    for ch in yourstring:
        if ch == "{":
            pin = True
        elif ch == "}":
            pin = False
            arg_list.append(text)
            text = ""
        elif pin:
            text +=ch
    return arg_list