Internal helper for handling API responses from the Binance server.
        Raises the appropriate exceptions when necessary; otherwise, returns the
        response.

def _handle_response(self, response):
        """Internal helper for handling API responses from the Binance server.
        Raises the appropriate exceptions when necessary; otherwise, returns the
        response.
        """
        if not str(response.status_code).startswith('2'):
            raise BinanceAPIException(response)
        try:
            return response.json()
        except ValueError:
            raise BinanceRequestException('Invalid Response: %s' % response.text)