def METHOD_NAME(cls, value, range):
    value = Decimal(value)
    nums = range.split(':')
    lower_limit = Decimal(nums[0])
    if nums[1] != "":
      upper_limit = Decimal(nums[1])
      if value >= lower_limit and value <= upper_limit:
        return True
    else:
        return value >= lower_limit
    return False