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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 resolve_import_alias(name, import_names):
 """Resolve a name from an aliased import to its original name. :param name: The potentially aliased name to resolve. :type name: str :param import_names: The pairs of original names and aliases from the import. :type import_names: iterable(tuple(str, str or None)) :returns: The original name. :rtype: str """

    resolved_name = name

    for import_name, imported_as in import_names:
        if import_name == name:
            break
        if imported_as == name:
            resolved_name = import_name
            break

    return resolved_name