Adafruit_PureIO/smbus.py
def write_bytes(self, addr, buf):
        """Write many bytes to the specified device. buf is a bytearray"""
        assert self._device is not None, 'Bus must be opened before operations are made against it!'
        self._select_device(addr)
        self._device.write(buf)
def write_bytes(self, addr, buf):
        """Write many bytes to the specified device. buf is a bytearray"""
        assert self._device is not None, 'Bus must be opened before operations are made against it!'
        self._select_device(addr)
        self._device.write(buf)
Write many bytes to the specified device. buf is a bytearray