code: def find_var_end(self, text):
          '''find the of a variable'''
          return self.find_end(text, self.start_var_token, self.end_var_tokenf find_var_end(self, text):
          '''find the of a variable'''
          return self.find_end(text, self.start_var_token, self.end_var_token)
docs: find the of a variable