km <kammam...@libero.it> wrote: > Il Sat, 28 Oct 2023 17:08:00 +0100, Chris Green ha scritto: > > > I am using the python3 smbus module, but it's hard work because of the > > lack of documentation. Web searches confirm that the documentation is > > somewhat thin! > > > > If you do the obvious this is what you get:- > > > > >>> import smbus dir (smbus) > > ['SMBus', '__doc__', '__file__', '__loader__', '__name__', > > '__package__', '__spec__'] > > >>> help(smbus) > > > > > > Help on module SMBus: > > > > NAME > > SMBus > > > > DESCRIPTION > > This module defines an object type that allows SMBus > > transactions on hosts running the Linux kernel. The host kernel > > must have I2C support, I2C device interface support, and a bus > > adapter driver. > > All of these can be either built-in to the kernel, or loaded > > from modules. > > > > Because the I2C device interface is opened R/W, users of this > > module usually must have root permissions. > > > > FILE > > /usr/lib/python3/dist-packages/smbus.cpython-39-arm-linux- > gnueabihf.so > > > > > > Even a list of available methods would be handy! :-) > > > > > > Presumably python3's smbus is just a wrapper so if I could find the > > underlying C/C++ > > documentation it might help. > > https://pypi.org/project/smbus2/ > > smbus2 is designed to be a "drop-in replacement of smbus". SO you can look > at its documentation for or use it instead of smbus. > > Disclaimer: I haven't any experience on this library
Ah, thank you, I had come across smbus2 but wanted to stay with smbus if I could as it's in the Debian repositories. However, as you say, it claims to be a "drop-in replacement of smbus" so the documentation should be some help at least. -- Chris Green ยท -- https://mail.python.org/mailman/listinfo/python-list
