Merge pull request #9460 from pfmoore/vendor_21_0

Vendoring changes for release 21.0 (excluding setuptools)

news/msgpack.vendor.rst

@@ -0,0 +1 @@
+Upgrade msgpack to 1.0.2.

news/requests.vendor.rst

@@ -0,0 +1 @@
+Upgrade requests to 2.25.1.

src/pip/_vendor/certifi/__init__.py

@@ -1,3 +1,3 @@
 from .core import contents, where
 
-__version__ = "2020.11.08"
+__version__ = "2020.12.05"

src/pip/_vendor/chardet/__init__.py

@@ -16,11 +16,14 @@
 ######################### END LICENSE BLOCK #########################
 
 
-from .compat import PY2, PY3
 from .universaldetector import UniversalDetector
+from .enums import InputState
 from .version import __version__, VERSION
 
 
+__all__ = ['UniversalDetector', 'detect', 'detect_all', '__version__', 'VERSION']
+
+
 def detect(byte_str):
     """
     Detect the encoding of the given byte string.
@@ -31,9 +34,50 @@ def detect(byte_str):
     if not isinstance(byte_str, bytearray):
         if not isinstance(byte_str, bytes):
             raise TypeError('Expected object of type bytes or bytearray, got: '
-                            '{0}'.format(type(byte_str)))
+                            '{}'.format(type(byte_str)))
         else:
             byte_str = bytearray(byte_str)
     detector = UniversalDetector()
     detector.feed(byte_str)
     return detector.close()
+
+
+def detect_all(byte_str):
+    """
+    Detect all the possible encodings of the given byte string.
+
+    :param byte_str:     The byte sequence to examine.
+    :type byte_str:      ``bytes`` or ``bytearray``
+    """
+    if not isinstance(byte_str, bytearray):
+        if not isinstance(byte_str, bytes):
+            raise TypeError('Expected object of type bytes or bytearray, got: '
+                            '{}'.format(type(byte_str)))
+        else:
+            byte_str = bytearray(byte_str)
+
+    detector = UniversalDetector()
+    detector.feed(byte_str)
+    detector.close()
+
+    if detector._input_state == InputState.HIGH_BYTE:
+        results = []
+        for prober in detector._charset_probers:
+            if prober.get_confidence() > detector.MINIMUM_THRESHOLD:
+                charset_name = prober.charset_name
+                lower_charset_name = prober.charset_name.lower()
+                # Use Windows encoding name instead of ISO-8859 if we saw any
+                # extra Windows-specific bytes
+                if lower_charset_name.startswith('iso-8859'):
+                    if detector._has_win_bytes:
+                        charset_name = detector.ISO_WIN_MAP.get(lower_charset_name,
+                                                            charset_name)
+                results.append({
+                    'encoding': charset_name,
+                    'confidence': prober.get_confidence(),
+                    'language': prober.language,
+                })
+        if len(results) > 0:
+            return sorted(results, key=lambda result: -result['confidence'])
+
+    return [detector.result]

src/pip/_vendor/chardet/charsetgroupprober.py

@@ -73,6 +73,7 @@ def feed(self, byte_str):
                 continue
             if state == ProbingState.FOUND_IT:
                 self._best_guess_prober = prober
+                self._state = ProbingState.FOUND_IT
                 return self.state
             elif state == ProbingState.NOT_ME:
                 prober.active = False

src/pip/_vendor/chardet/cli/chardetect.py

@@ -1,4 +1,3 @@
-#!/usr/bin/env python
 """
 Script which takes one or more file paths and reports on their detected
 encodings
@@ -45,10 +44,10 @@ def description_of(lines, name='stdin'):
     if PY2:
         name = name.decode(sys.getfilesystemencoding(), 'ignore')
     if result['encoding']:
-        return '{0}: {1} with confidence {2}'.format(name, result['encoding'],
+        return '{}: {} with confidence {}'.format(name, result['encoding'],
                                                      result['confidence'])
     else:
-        return '{0}: no result'.format(name)
+        return '{}: no result'.format(name)
 
 
 def main(argv=None):
@@ -69,7 +68,7 @@ def main(argv=None):
                         type=argparse.FileType('rb'), nargs='*',
                         default=[sys.stdin if PY2 else sys.stdin.buffer])
     parser.add_argument('--version', action='version',
-                        version='%(prog)s {0}'.format(__version__))
+                        version='%(prog)s {}'.format(__version__))
     args = parser.parse_args(argv)
 
     for f in args.input:

src/pip/_vendor/chardet/compat.py

@@ -25,10 +25,12 @@
 if sys.version_info < (3, 0):
     PY2 = True
     PY3 = False
-    base_str = (str, unicode)
+    string_types = (str, unicode)
     text_type = unicode
+    iteritems = dict.iteritems
 else:
     PY2 = False
     PY3 = True
-    base_str = (bytes, str)
+    string_types = (bytes, str)
     text_type = str
+    iteritems = dict.items