Update some www.unicode.org URLs to use HTTPS. (GH-18912)

Doc/howto/unicode.rst

@@ -156,9 +156,9 @@ UTF-8 has several convenient properties:
 References
 ----------
 
-The `Unicode Consortium site <http://www.unicode.org>`_ has character charts, a
+The `Unicode Consortium site <https://www.unicode.org>`_ has character charts, a
 glossary, and PDF versions of the Unicode specification.  Be prepared for some
-difficult reading.  `A chronology <http://www.unicode.org/history/>`_ of the
+difficult reading.  `A chronology <https://www.unicode.org/history/>`_ of the
 origin and development of Unicode is also available on the site.
 
 On the Computerphile Youtube channel, Tom Scott briefly
@@ -393,7 +393,7 @@ These are grouped into categories such as "Letter", "Number", "Punctuation", or
 from the above output, ``'Ll'`` means 'Letter, lowercase', ``'No'`` means
 "Number, other", ``'Mn'`` is "Mark, nonspacing", and ``'So'`` is "Symbol,
 other".  See
-`the General Category Values section of the Unicode Character Database documentation <http://www.unicode.org/reports/tr44/#General_Category_Values>`_ for a
+`the General Category Values section of the Unicode Character Database documentation <https://www.unicode.org/reports/tr44/#General_Category_Values>`_ for a
 list of category codes.
 
 

Doc/library/stdtypes.rst

@@ -352,7 +352,7 @@ Notes:
    The numeric literals accepted include the digits ``0`` to ``9`` or any
    Unicode equivalent (code points with the ``Nd`` property).
 
-   See http://www.unicode.org/Public/13.0.0/ucd/extracted/DerivedNumericType.txt
+   See https://www.unicode.org/Public/13.0.0/ucd/extracted/DerivedNumericType.txt
    for a complete list of code points with the ``Nd`` property.
 
 

Doc/library/unicodedata.rst

@@ -18,7 +18,7 @@
 This module provides access to the Unicode Character Database (UCD) which
 defines character properties for all Unicode characters. The data contained in
 this database is compiled from the `UCD version 13.0.0
-<http://www.unicode.org/Public/13.0.0/ucd>`_.
+<https://www.unicode.org/Public/13.0.0/ucd>`_.
 
 The module uses the same names and symbols as defined by Unicode
 Standard Annex #44, `"Unicode Character Database"
@@ -175,6 +175,6 @@ Examples:
 
 .. rubric:: Footnotes
 
-.. [#] http://www.unicode.org/Public/13.0.0/ucd/NameAliases.txt
+.. [#] https://www.unicode.org/Public/13.0.0/ucd/NameAliases.txt
 
-.. [#] http://www.unicode.org/Public/13.0.0/ucd/NamedSequences.txt
+.. [#] https://www.unicode.org/Public/13.0.0/ucd/NamedSequences.txt

Doc/reference/lexical_analysis.rst

@@ -316,7 +316,7 @@ The Unicode category codes mentioned above stand for:
 * *Nd* - decimal numbers
 * *Pc* - connector punctuations
 * *Other_ID_Start* - explicit list of characters in `PropList.txt
-  <http://www.unicode.org/Public/13.0.0/ucd/PropList.txt>`_ to support backwards
+  <https://www.unicode.org/Public/13.0.0/ucd/PropList.txt>`_ to support backwards
   compatibility
 * *Other_ID_Continue* - likewise
 
@@ -934,4 +934,4 @@ occurrence outside string literals and comments is an unconditional error:
 
 .. rubric:: Footnotes
 
-.. [#] http://www.unicode.org/Public/11.0.0/ucd/NameAliases.txt
+.. [#] https://www.unicode.org/Public/11.0.0/ucd/NameAliases.txt

Lib/test/test_unicode.py

@@ -1752,7 +1752,7 @@ class UnicodeTest(string_tests.CommonTest,
         # Issue #8271: during the decoding of an invalid UTF-8 byte sequence,
         # only the start byte and the continuation byte(s) are now considered
         # invalid, instead of the number of bytes specified by the start byte.
-        # See http://www.unicode.org/versions/Unicode5.2.0/ch03.pdf (page 95,
+        # See https://www.unicode.org/versions/Unicode5.2.0/ch03.pdf (page 95,
         # table 3-8, Row 2) for more information about the algorithm used.
         FFFD = '\ufffd'
         sequences = [

Lib/test/test_unicodedata.py

@@ -176,7 +176,7 @@ class UnicodeFunctionsTest(UnicodeDatabaseTest):
         self.assertRaises(TypeError, self.db.combining, 'xx')
 
     def test_pr29(self):
-        # http://www.unicode.org/review/pr-29.html
+        # https://www.unicode.org/review/pr-29.html
         # See issues #1054943 and #10254.
         composed = ("\u0b47\u0300\u0b3e", "\u1100\u0300\u1161",
                     'Li\u030dt-s\u1e73\u0301',

Objects/stringlib/codecs.h

@@ -153,7 +153,7 @@ STRINGLIB(utf8_decode)(const char **inptr, const char *end,
                 /* Decoding UTF-8 sequences in range \xED\xA0\x80-\xED\xBF\xBF
                    will result in surrogates in range D800-DFFF. Surrogates are
                    not valid UTF-8 so they are rejected.
-                   See http://www.unicode.org/versions/Unicode5.2.0/ch03.pdf
+                   See https://www.unicode.org/versions/Unicode5.2.0/ch03.pdf
                    (table 3-7) and http://www.rfc-editor.org/rfc/rfc3629.txt */
                 goto InvalidContinuation1;
             }

Tools/unicode/makeunicodedata.py

@@ -893,9 +893,9 @@ def open_data(template, version):
         import urllib.request
         if version == '3.2.0':
             # irregular url structure
-            url = ('http://www.unicode.org/Public/3.2-Update/'+template) % ('-'+version,)
+            url = ('https://www.unicode.org/Public/3.2-Update/'+template) % ('-'+version,)
         else:
-            url = ('http://www.unicode.org/Public/%s/ucd/'+template) % (version, '')
+            url = ('https://www.unicode.org/Public/%s/ucd/'+template) % (version, '')
         os.makedirs(DATA_DIR, exist_ok=True)
         urllib.request.urlretrieve(url, filename=local)
     if local.endswith('.txt'):