in https://github.com/ryancox/motionless/blob/master/motionless/__init__.py#L165 (and probably other places) we should check for `is None`, otherwise `lat=0` is misinterpreted. Related: https://github.com/fmaussion/salem/issues/190
in https://github.com/ryancox/motionless/blob/master/motionless/__init__.py#L165 (and probably other places) we should check for
is None, otherwiselat=0is misinterpreted.Related: fmaussion/salem#190