docs: def parse(file_contents, file_name):
      '''
      Takes a list of files which are assumed to be jinja2 templates and tries to
      parse the contents of the files
  
      Args:
          file_contents (str): File contents of a jinja file
  
      Raises:
          Exception: An exception is raised if the contents of the file cannot be
                     parsed.
      '''
  
      env = Environment()
      result = ""
      try:
          env.parse(file_contents)
      except Exception:
          _, exc_value, _ = sys.exc_info()
          result += "ERROR: Jinja2 Template File: {0}".format(file_name)
          result += repr(exc_value) + '\n'
  
      return result