Fix typo in contextvars docs (#98823)

cburroughs · web-flow · commit 72fa57a8fe2e · 2022-10-28T22:13:48.000+01:00
diff --git a/Doc/library/contextvars.rst b/Doc/library/contextvars.rst
@@ -110,7 +110,7 @@ Context Variables
 
       A read-only property.  Set to the value the variable had before
       the :meth:`ContextVar.set` method call that created the token.
-      It points to :attr:`Token.MISSING` is the variable was not set
+      It points to :attr:`Token.MISSING` if the variable was not set
       before the call.
 
    .. attribute:: Token.MISSING
