original_string: public function stream_read($count) {
      assert(isset($this->client));
      return $this->client->read($count);
    }
code: public function stream_read($count) {
      assert(isset($this->client));
      return $this->client->read($count);
    }
code_tokens: public function stream_read ( $ count ) { assert ( isset ( $ this -> client ) ) ; return $ this -> client -> read ( $ count ) ; }
docstring: Read from a stream, return string of bytes.
docstring_tokens: Read from a stream return string of bytes .