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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 handle_combined_input(args):
 """Check for cases where we have a combined input nested list. In these cases the CWL will be double nested: [[[rec_a], [rec_b]]] and we remove the outer nesting. """

    cur_args = args[:]
    while len(cur_args) == 1 and isinstance(cur_args[0], (list, tuple)):
        cur_args = cur_args[0]
    return cur_args