# Copyright 2023 Reid Swanson.
#
# This file is part of scrachy.
#
# scrachy is free software: you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# scrachy is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with scrachy. If not, see <https://www.gnu.org/licenses/>.
"""
String utilities.
"""
# Python Modules
import re
# 3rd Party Modules
# Project Modules
[docs]
def camel_to_snake(s: str) -> str:
"""
Convert a string ``s`` in CamelCase to snake_case.
:param s:
:return:
"""
return re.sub(r'(?<!^)(?=[A-Z])', '_', s).lower()