def writeto_then_readfrom(self, address, buffer_out, buffer_in, *,
out_start=0, out_end=None,
in_start=0, in_end=None, stop=False):
def writeto_then_readfrom(self, address, buffer_out, buffer_in, *,
out_start=0, out_end=None,
in_start=0, in_end=None, stop=False):