def strHour2float(strHour :str) -> float:
    """
    Convert str time to float base 10
    input: str HH-MM
    output: float H.M base 10
    example 10-15 -> 10.25
    """
    h,m=strHour.split(':')
    floatHour = (int(h) + (float(m)/60))
    return floatHour