smbus2 is (yet another) pure Python implementation of the python-smbus package. It was designed from the ground up with two goals in mind: It should be a drop-in replacement of smbus. The syntax shall ...

(+) Transmit in master/host SMBUS mode an amount of data in non-blocking mode using HAL_SMBUS_Master_Transmit_IT() (++) At transmission end of transfer HAL_SMBUS_MasterTxCpltCallback() is executed and ...