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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _check_mod_11_2(numeric_string):
 # type: (Text) -> bool """ Validate numeric_string for its MOD-11-2 checksum. Any "-" in the numeric_string are ignored. The last digit of numeric_string is assumed to be the checksum, 0-9 or X. See ISO/IEC 7064:2003 and https://support.orcid.org/knowledgebase/articles/116780-structure-of-the-orcid-identifier """

    # Strip -
    nums = numeric_string.replace("-", "")
    total = 0
    # skip last (check)digit
    for num in nums[:-1]:
        digit = int(num)
        total = (total+digit)*2
    remainder = total % 11
    result = (12-remainder) % 11
    if result == 10:
        checkdigit = "X"
    else:
        checkdigit = str(result)
    # Compare against last digit or X
    return nums[-1].upper() == checkdigit