clear_memo(): Repaired grammar in docstring.

diff --git a/Lib/pickle.py b/Lib/pickle.py
index 2d6710b126e2c430ccc947c9afeb98bead97e5e2..47a61ae3060ba6d54acd3c4f19f200d6450c7f84 100644 (file)
--- a/Lib/pickle.py
+++ b/Lib/pickle.py
@@ -183,9 +183,9 @@ class Pickler:
         """Clears the pickler's "memo".
 
         The memo is the data structure that remembers which objects the
-        pickler has already seen, so that shared or recursive objects pickled
-        by reference and not by value.  This method is useful when re-using
-        picklers.
+        pickler has already seen, so that shared or recursive objects are
+        pickled by reference and not by value.  This method is useful when
+        re-using picklers.
 
         """
         self.memo.clear()