text: import logging
  import re
  import sys
  
  LOGGER = logging.getLogger()
  MODULE_REGEX = r"^[_a-zA-Z][_a-zA-Z0-9]+$"
  
  
  class bcolors:
      WARNING = "\033[93m"
      ENDC = "\033[0m"
      BOLD = "\033[1m"
  
  
  def colorize(escape_code, text):
      code = getattr(bcolors, escape_code)
      return f"{code}{text}{bcolors.ENDC}"
  
  
  def log_warning(module_name):
      warning = (
          f"\n{colorize('WARNING', 'WARNING:')} {colorize('BOLD', module_name)}"
          " is not a valid Python module name!\n"
          "See https://www.python.org/dev/peps/pep-0008/#package-and-module-names"
          " for naming standards.\n"
      )
      LOGGER.warning(warning)
  
  
  def validate_python_module_name():
      module_name = "{{ cookiecutter.app_name }}"
      if not re.match(MODULE_REGEX, module_name):
          log_warning(module_name)
          sys.exit(1)
  
  
  if __name__ == "__main__":
      validate_python_module_name()
  