Intermediate changes

commit_hash:e9f6c020292b2765a1e1003d7a0e0df966b8067a

Author: robot-piglet

yt/python/yt/common.py

@@ -359,6 +359,10 @@ def is_already_present_in_group(self):
         """Member is already present in group."""
         return self.contains_code(908)
 
+    def is_prerequisite_check_failed(self):
+        """Prerequisite check failed."""
+        return self.contains_code(1000)
+
     def is_prohibited_cross_cell_copy(self):
         """Cross-cell "copy"/"move" command is explicitly disabled."""
         return self.contains_code(1002)