Art. 81. Action involving succession When a succession has been opened judicially, until rendition of the judgment of possession, the following actions shall be brought in the court in which the succession proceeding is pending: (1) A personal action by a creditor of the deceased; but an action brought against the deceased prior to his death may be prosecuted against his succession representative in the court in which it was brought; (2) An action to partition the succession; (3) An action to annul the testament of the deceased; and (4) An action to assert a right to the succession of the deceased, either under his testament or by effect of law.