def utctz_to_altz(utctz):
    return -1 * int(float(utctz) / 100 * 3600)
Yield shards1 with cviews that are the same as shards2 
dataset/ETHPy150Open gitpython-developers/GitPython/git/objects/util.py/utctz_to_altz--crossover with--dataset/ETHPy150Open AnyMesh/anyMesh-Python/example/urwid/canvas.py/shards_delta