&`ijVddlmZmZddlmZGddZGddZdS) )ListType)PlanceZdZdZdedefdZedeedfdZ edeedfdZ dS)Rulez%Abstract class for optimization rule.planreturnct)z2Apply the optimization rule to the execution plan.NotImplementedError)selfr s /home/jaya/work/projects/VOICE-AGENT/VIET/agent-env/lib/python3.11/site-packages/ray/data/_internal/logical/interfaces/optimizer.pyapplyz Rule.apply s!!cgS)z4List of rules that must be applied before this rule.clss r dependencieszRule.dependencies  rcgS)z3List of rules that must be applied after this rule.rrs r dependentszRule.dependentsrrN) __name__ __module__ __qualname____doc__rr classmethodrrrrrrrrrs//"$"4""""T$v,/[4V -[rrcJeZdZdZedeefdZdedefdZ dS) OptimizerzuAbstract class for optimizers. An optimizers transforms a DAG of operators with a list of predefined rules. r ct)z,List of predefined rules for this optimizer.r )rs rruleszOptimizer.ruless "!rr c|} |jD]}||}|jj|jjkrn|}=|S)z(Optimize operators with a list of rules.)r"rdagdag_str)rr previous_planrules roptimizezOptimizer.optimize#s^  !  ( (zz$''x=#4#<<< M ! rN) rrrrpropertyrrr"rr(rrrr r sk "tDz"""X" T d      rr N)typingrrr rrr rrrr+s$r