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Commit c231d45

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bpo-29474: Improve documentation for weakref.WeakValueDictionary
There were some grammatical errors in weakref.WeakValueDictionary documentation.
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‎Doc/library/weakref.rst

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@@ -166,8 +166,8 @@ Extension types can easily be made to support weak references; see
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performed by the program during iteration may cause items in the
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dictionary to vanish "by magic" (as a side effect of garbage collection).
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:class:`WeakKeyDictionary` objects have the following additional methods. These
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expose the internal references directly. The references are not guaranteed to
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:class:`WeakKeyDictionary` objects have an additional method that
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exposes the internal references directly. The references are not guaranteed to
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be "live" at the time they are used, so the result of calling the references
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needs to be checked before being used. This can be used to avoid creating
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references that will cause the garbage collector to keep the keys around longer
@@ -192,9 +192,9 @@ than needed.
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by the program during iteration may cause items in the dictionary to vanish "by
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magic" (as a side effect of garbage collection).
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:class:`WeakValueDictionary` objects have the following additional methods.
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These method have the same issues as the and :meth:`keyrefs` method of
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:class:`WeakKeyDictionary` objects.
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:class:`WeakValueDictionary` objects have an additional method that has the
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same issues as the :meth:`keyrefs` method of :class:`WeakKeyDictionary`
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objects.
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.. method:: WeakValueDictionary.valuerefs()

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