def coordinate_from_string(coord_string):
    match = COORD_RE.match(coord_string.upper())
    if not match:
        msg = 'Invalid cell coordinates (%s)' % coord_string
        raise CellCoordinatesException(msg)
    column, row = match.groups()
    return (column, int(row))
Convert a coordinate string like 'B12' to a tuple ('B', 12)
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/tablib-0.10.0/tablib/packages/openpyxl/cell.py/coordinate_from_string