Python编程：将驼峰命名转为小写下划线命名

# -*- coding: utf-8 -*-
def get_lower_case_name(text):
    lst = []
    for index, char in enumerate(text):
        if char.isupper() and index != 0:
            lst.append("_")
        lst.append(char)
    return "".join(lst).lower()
if __name__ == '__main__':
    print(get_lower_case_name("StudentNameModel"))
# student_name_model

# -*- coding: utf-8 -*-
import re
def pascal_case_to_snake_case(camel_case: str):
    """大驼峰（帕斯卡）转蛇形"""
    snake_case = re.sub(r"(?P<key>[A-Z])", r"_\g<key>", camel_case)
    return snake_case.lower().strip('_')
def snake_case_to_pascal_case(snake_case: str):
    """蛇形转大驼峰（帕斯卡）"""
    words = snake_case.split('_')
    return ''.join(word.title() for word in words)