Add one more point about the benefits of a generic construct

2013-09-14 22:11:52 +02:00 · 2013-09-14 22:11:52 +02:00 · b79d081178
parent 65665926ae
commit b79d081178
1 changed files with 4 additions and 0 deletions
--- a/pep-0455.txt
+++ b/pep-0455.txt
@ -170,6 +170,10 @@ rather than a specialized case-insensitive dict variant.  The answer
 is that it's nearly as cheap (code-wise and performance-wise) to provide
 the generic construct, and it can fill more use cases.

+Even case-insensitive dicts can actually elicit different transformation
+functions: ``str.lower``, ``str.casefold`` or in some cases ``bytes.lower``
+when working with text encoded in a ASCII-compatible encoding.
+
 Other constructor patterns
 --------------------------