bpo-36778: cp65001 encoding becomes an alias to utf_8 (GH-13230)

2 files changed, 1 insertions, 43 deletions

diff --git a/Lib/encodings/aliases.py b/Lib/encodings/aliases.py
index 2e63c2f..5ef40a3 100644
--- a/Lib/encodings/aliases.py
+++ b/Lib/encodings/aliases.py
@@ -534,6 +534,7 @@ aliases = {
     'utf8'               : 'utf_8',
     'utf8_ucs2'          : 'utf_8',
     'utf8_ucs4'          : 'utf_8',
+    'cp65001'            : 'utf_8',
 
     # uu_codec codec
     'uu'                 : 'uu_codec',
diff --git a/Lib/encodings/cp65001.py b/Lib/encodings/cp65001.py
deleted file mode 100644
index 95cb2ae..0000000
--- a/Lib/encodings/cp65001.py
+++ /dev/null
@@ -1,43 +0,0 @@
-"""
-Code page 65001: Windows UTF-8 (CP_UTF8).
-"""
-
-import codecs
-import functools
-
-if not hasattr(codecs, 'code_page_encode'):
-    raise LookupError("cp65001 encoding is only available on Windows")
-
-### Codec APIs
-
-encode = functools.partial(codecs.code_page_encode, 65001)
-_decode = functools.partial(codecs.code_page_decode, 65001)
-
-def decode(input, errors='strict'):
-    return codecs.code_page_decode(65001, input, errors, True)
-
-class IncrementalEncoder(codecs.IncrementalEncoder):
-    def encode(self, input, final=False):
-        return encode(input, self.errors)[0]
-
-class IncrementalDecoder(codecs.BufferedIncrementalDecoder):
-    _buffer_decode = _decode
-
-class StreamWriter(codecs.StreamWriter):
-    encode = encode
-
-class StreamReader(codecs.StreamReader):
-    decode = _decode
-
-### encodings module API
-
-def getregentry():
-    return codecs.CodecInfo(
-        name='cp65001',
-        encode=encode,
-        decode=decode,
-        incrementalencoder=IncrementalEncoder,
-        incrementaldecoder=IncrementalDecoder,
-        streamreader=StreamReader,
-        streamwriter=StreamWriter,
-    )