#NEWLINE# def test_valid( self ) : #NEWLINE# #INDENT# tasks = { #NEWLINE# #INDENT# 't1' : Task ( 't1' , [ '' ] ) , #NEWLINE# 't2' : Task ( 't2' , [ '' ] , task_dep = [ 't1' ] ) , #NEWLINE# #UNINDENT# } #NEWLINE# check_tasks_exist ( self , [ 't2' ] )