What correct module for 13.3inch 1600x1200 ?

[SandrRu]

What correct module for 13.3inch Black / White, 2-16 Grey Scales ?
I try this example bcm2835 and it work correct

I try epd_13in3b_test.py and epd_13in3k_test.py
But nothing changes on the screen

sudo python3 examples/epd_13in3b_test.py  
INFO:root:epd13in3k Demo
INFO:root:init and Clear
DEBUG:waveshare_epd.epd13in3b:e-Paper busy
DEBUG:waveshare_epd.epd13in3b:e-Paper busy release
DEBUG:waveshare_epd.epd13in3b:e-Paper busy
DEBUG:waveshare_epd.epd13in3b:e-Paper busy release
DEBUG:waveshare_epd.epd13in3b:e-Paper busy
DEBUG:waveshare_epd.epd13in3b:e-Paper busy release
DEBUG:waveshare_epd.epd13in3b:e-Paper busy
DEBUG:waveshare_epd.epd13in3b:e-Paper busy release
INFO:root:2.read bmp file
DEBUG:waveshare_epd.epd13in3b:Horizontal
DEBUG:waveshare_epd.epd13in3b:Horizontal
DEBUG:waveshare_epd.epd13in3b:e-Paper busy

And nothing more......

[SandrRu]

Any news about Python module for 13.3inch 1600x1200 Display ?