parameters: (self, model_path)
docstring: check model path
docstring_summary: check model path
docstring_tokens: check model path
function: def __check_path__(self, model_path):
          """check model path"""
          if not os.path.exists(os.path.realpath(model_path)):
              raise ValueError(
                  " jieba mode file {} is not exist.".format(model_path))
function_tokens: def __check_path__ ( self , model_path ) : if not os . path . exists ( os . path . realpath ( model_path ) ) : raise ValueError ( " jieba mode file {} is not exist." . format ( model_path ) )