fix strategy, test=develop (#27323)

* fix strategy, test=develop

* fix can_apply

python/paddle/distributed/fleet/base/strategy_compiler.py

@@ -60,7 +60,7 @@ class StrategyCompiler(StrategyCompilerBase):
 
     def _get_valid_strategy(self, dist_strategy, can_not_apply_optimizer_list):
         import copy
-        valid_strategy = copy.copy(dist_strategy)
+        valid_strategy = copy.deepcopy(dist_strategy)
         invalid_optimizers = []
         for candidate in self._meta_optimizer_candidates:
             is_valid = False

python/paddle/distributed/fleet/meta_optimizers/recompute_optimizer.py

@@ -38,7 +38,7 @@ class RecomputeOptimizer(MetaOptimizerBase):
             list(user_defined_strategy.recompute_configs["checkpoints"]))
 
     def _can_apply(self):
-        if self.role_maker._is_collective:
+        if not self.role_maker._is_collective:
             return False
 
         if self.user_defined_strategy.recompute == True: