Clarify "cardinality of" as "number of elements in" as many readers do

not have a math vocabulary.

Clarify "cardinality of" as "number of elements in" as many readers do
not have a math vocabulary.
e27403b7 · Gregory P. Smith · 84d9fe39 · e27403b7
Commit e27403b7 authored Feb 08, 2016 by Gregory P. Smith
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Doc/library/stdtypes.rst Doc/library/stdtypes.rst +1 -1

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--- a/Doc/library/stdtypes.rst
+++ b/Doc/library/stdtypes.rst
@@ -3828,7 +3828,7 @@ The constructors for both classes work the same:
   .. describe:: len(s)
-      Return the cardinality of set *s*.
+      Return the number of elements in set *s* (cardinality of *s*).
   .. describe:: x in s