Fix multi-process loop calls (#574)

microsoft · Aug 25, 2021 · 1158472 · 1158472
1 parent 84d2cb3
commit 1158472
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/qlib/utils/__init__.py b/qlib/utils/__init__.py
@@ -794,7 +794,7 @@ def __repr__(self):
         return "{name}(provider={provider})".format(name=self.__class__.__name__, provider=self._provider)
 
     def __getattr__(self, key):
-        if self._provider is None:
+        if self.__dict__.get("_provider", None) is None:
             raise AttributeError("Please run qlib.init() first using qlib")
         return getattr(self._provider, key)