def image_mode_to_chs()

in src/chug/common/config.py [0:0]

• 5 lines of code
• 3 McCabe index (conditional complexity)

def image_mode_to_chs(fmt: str):
    if fmt is None:
        return None
    assert fmt in ('L', 'RGB')   # could support more...
    return 1 if fmt == 'L' else 3