#NEWLINE# @ skipUnlessDBFeature ( 'supports_transactions' ) #NEWLINE# def test_manually_managed_mistake( self ) : #NEWLINE# #INDENT# "\n        If you forget, you'll get bad errors.\n        " #NEWLINE# manually_managed_mistake = transaction . commit_manually ( self . manually_managed_mistake ) #NEWLINE# self . assertRaises ( transaction . TransactionManagementError , manually_managed_mistake )