adress review comments

Author: hossam26644

docs/ancestry.md

@@ -1147,7 +1147,7 @@ node 8 in the leftmost tree.
 
 
 However, for some specialised applications, simulations after the local MRCA might be needed. In this case, we set the
-attribute `stop_at_local_mrca` of {func}`.sim_ancestry` to `False`, and we set the `end_time` parameter to stop simulations
+parameter `stop_at_local_mrca` of {func}`.sim_ancestry` to `False`, and we set the `end_time` parameter to stop simulations
 when they reach this end time.
 
 

msprime/ancestry.py

@@ -1081,7 +1081,7 @@ def _parse_sim_ancestry(
 
     if stop_at_local_mrca is None:
         stop_at_local_mrca = True
-    if not stop_at_local_mrca:  # when set to False
+    if not stop_at_local_mrca:
         if end_time == math.inf or end_time is None:
             raise ValueError(
                 "You have to specify an end_time when using stop_at_local_mrca, "