Typo fix
diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index 355529e..20ced68 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -711,7 +711,7 @@
             self.pid = pid
             ht.Close()
 
-            # Child is launched. Close the parents copy of those pipe
+            # Child is launched. Close the parent's copy of those pipe
             # handles that only the child should have open.  You need
             # to make sure that no handles to the write end of the
             # output pipe are maintained in this process or else the