Changes between Version 75 and Version 76 of DeveloperGuidelines/Py_2_3

Timestamp:

07/10/19 22:35:28 (6 years ago)

Author:

Dominic König

Comment:

--

DeveloperGuidelines/Py_2_3

@@ -324 +324 @@
 Python-2 did not implement the U0307 character, so it converted the letters like this:
 {{{#!python
+# Actually wrong in both cases, but consistently so:
 >>> u"İ".lower().upper()
 u'I'
@@ -334 +335 @@
 }}}
 
-Python-3 does implement the U0307 character, so the behavior is different:
+Python-3, where all str are unicode, does implement the U0307 character, so the behavior is different:
 {{{#!python
 >>> "İ".lower().upper()
 'İ'
+# But: same inconsistency as Py2 with the dot-less lowercase ı
 >>> "ı".upper().lower()
 'i'
@@ -354 +356 @@
 
 This is just something to keep in mind - an actual forward/backward compatibility pattern must be developed for the specific use-case. Neither the Python-2 nor the Python-3 are particularly helpful for generalization, the Turkish I's always need special treatment.
+
+NB ECMA-Script implements the same behavior as Python-3, so there is cross-platform consistency, at least.