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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 no_missing_terms(formula_name, term_set):
 """ Returns true if the set is not missing terms corresponding to the entries in Appendix D, False otherwise. The set of terms should be exactly equal, and not contain more or less terms than expected. """

    reqd_terms = dimless_vertical_coordinates[formula_name]
    def has_all_terms(reqd_termset):
        return len(reqd_termset ^ term_set) == 0

    if isinstance(reqd_terms, set):
        return has_all_terms(reqd_terms)
    # if it's not a set, it's likely some other form of iterable with multiple
    # possible definitions i.e. a/ap are interchangeable in
    else:
        return any(has_all_terms(req) for req in reqd_terms)