--- a/mercurial/pure/parsers.py	Fri Oct 01 04:04:09 2021 +0200
+++ b/mercurial/pure/parsers.py	Fri Oct 01 04:07:21 2021 +0200
@@ -301,6 +301,11 @@
         return True
 
     @property
+    def p1_tracked(self):
+        """True if the file is tracked in the first parent manifest"""
+        return self._p1_tracked
+
+    @property
     def p2_info(self):
         """True if the file needed to merge or apply any input from p2