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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 _gen_keys_from_multicol_key(key_multicol, n_keys):
 """Generates single-column keys from multicolumn key."""

    keys = [('{}{:03}of{:03}')
            .format(key_multicol, i+1, n_keys) for i in range(n_keys)]
    return keys