def as_tuple(*values):
    """
    Convert sequence of values in one big tuple.

    Parameters
    ----------
    *values
        Values that needs to be combined in one big tuple.

    Returns
    -------
    tuple
        All input values combined in one tuple

    Examples
    --------
    >>> as_tuple(None, (1, 2, 3), None)
    (None, 1, 2, 3, None)
    >>>
    >>> as_tuple((1, 2, 3), (4, 5, 6))
    (1, 2, 3, 4, 5, 6)
    """
    cleaned_values = []
    for value in values:
        if isinstance(value, (tuple, list)):
            cleaned_values.extend(value)
        else:
            cleaned_values.append(value)
    return tuple(cleaned_values)