Revert "remove self._probs in initialize"

This reverts commit 013a8bf.

Author: KumoLiu

bundle/python_bundle_workflow/scripts/inference.py

@@ -67,7 +67,7 @@ def __init__(self, dataset_dir: str = "."):
         self.dataset_dir = dataset_dir
 
     def initialize(self):
-        pass
+        self.props = {}
 
     def run(self):
         self.evaluator.run()

bundle/python_bundle_workflow/scripts/train.py

@@ -82,6 +82,7 @@ def __init__(self, dataset_dir: str = "."):
 
     def initialize(self):
         set_determinism(0)
+        self.props = {}
 
     def run(self):
         self.trainer.run()