requests/models.py
<<<<<<< SEARCH
        if isinstance(data, (str, bytes)):
            return to_native_string(data)
        elif hasattr(data, 'read'):
=======
        if isinstance(data, (str, bytes)):
            return data
        elif hasattr(data, 'read'):
>>>>>>> REPLACE
requests/models.py
<<<<<<< SEARCH
        enc_params = self._encode_params(params)
=======
        enc_params = self._encode_params(params)
        if isinstance(enc_params, bytes):
            enc_params = enc_params.decode('utf-8')
>>>>>>> REPLACE