TUNIS, May 21 (Reuters) - Tunisia’s central bank governor said on Friday there was no alternative to the country agreeing a program with the International Monetary Fund, warning that central bank financing of the budget would send inflation out of control. He said such financing of the budget would lead to a “Venezuelan scenario”. “But the central bank will not finance the budget again”, Marouan Abassi told the parliament in speech. (Reporting By Tarek Amara; Editing by Toby Chopra) Our Standards: The Thomson Reuters Trust Principles.