def in_any_seq(item, seq_seq):
    """Returns: true if item is present in any sequence of the sequence of sequences.

    >>> in_any_seq(1, [(2,3,4),(3,2,1)])
    True
    >>> in_any_seq(1, [[2,3,4],[3,2,3]])
    False

    """

    for seq in seq_seq:
        if item in seq:
            return True
    return False