Merge pull request #11504 from pfmoore/vendor

31 files changed, 405 insertions, 313 deletions

diff --git a/news/distlib.vendor.rst b/news/distlib.vendor.rst
new file mode 100644
index 000000000..5fa036110
--- /dev/null
+++ b/news/distlib.vendor.rst
@@ -0,0 +1 @@
+Upgrade distlib to 0.3.6
diff --git a/news/idna.vendor.rst b/news/idna.vendor.rst
new file mode 100644
index 000000000..087598cbf
--- /dev/null
+++ b/news/idna.vendor.rst
@@ -0,0 +1 @@
+Upgrade idna to 3.4
diff --git a/news/pep517.vendor.rst b/news/pep517.vendor.rst
new file mode 100644
index 000000000..e18c1d87b
--- /dev/null
+++ b/news/pep517.vendor.rst
@@ -0,0 +1 @@
+Upgrade pep517 to 0.13.0
diff --git a/news/tenacity.vendor.rst b/news/tenacity.vendor.rst
new file mode 100644
index 000000000..45921e5bf
--- /dev/null
+++ b/news/tenacity.vendor.rst
@@ -0,0 +1 @@
+Upgrade tenacity to 8.1.0
diff --git a/src/pip/_vendor/distlib/__init__.py b/src/pip/_vendor/distlib/__init__.py
index 505556517..962173c8d 100644
--- a/src/pip/_vendor/distlib/__init__.py
+++ b/src/pip/_vendor/distlib/__init__.py
@@ -1,12 +1,12 @@
 # -*- coding: utf-8 -*-
 #
-# Copyright (C) 2012-2019 Vinay Sajip.
+# Copyright (C) 2012-2022 Vinay Sajip.
 # Licensed to the Python Software Foundation under a contributor agreement.
 # See LICENSE.txt and CONTRIBUTORS.txt.
 #
 import logging
 
-__version__ = '0.3.5'
+__version__ = '0.3.6'
 
 class DistlibException(Exception):
     pass
diff --git a/src/pip/_vendor/distlib/t32.exe b/src/pip/_vendor/distlib/t32.exe
index 0aaa386d7..52154f0be 100644
--- a/src/pip/_vendor/distlib/t32.exe
+++ b/src/pip/_vendor/distlib/t32.exe
diff --git a/src/pip/_vendor/distlib/t64-arm.exe b/src/pip/_vendor/distlib/t64-arm.exe
index a759e270d..e1ab8f8f5 100644
--- a/src/pip/_vendor/distlib/t64-arm.exe
+++ b/src/pip/_vendor/distlib/t64-arm.exe
diff --git a/src/pip/_vendor/distlib/t64.exe b/src/pip/_vendor/distlib/t64.exe
index 82fe2d99e..e8bebdba6 100644
--- a/src/pip/_vendor/distlib/t64.exe
+++ b/src/pip/_vendor/distlib/t64.exe
diff --git a/src/pip/_vendor/distlib/w32.exe b/src/pip/_vendor/distlib/w32.exe
index f2e73aa0c..4ee2d3a31 100644
--- a/src/pip/_vendor/distlib/w32.exe
+++ b/src/pip/_vendor/distlib/w32.exe
diff --git a/src/pip/_vendor/distlib/w64-arm.exe b/src/pip/_vendor/distlib/w64-arm.exe
index b998321c4..951d5817c 100644
--- a/src/pip/_vendor/distlib/w64-arm.exe
+++ b/src/pip/_vendor/distlib/w64-arm.exe
diff --git a/src/pip/_vendor/distlib/w64.exe b/src/pip/_vendor/distlib/w64.exe
index 9a6b894db..5763076d2 100644
--- a/src/pip/_vendor/distlib/w64.exe
+++ b/src/pip/_vendor/distlib/w64.exe
diff --git a/src/pip/_vendor/idna/core.py b/src/pip/_vendor/idna/core.py
index 55ab96788..4f3003711 100644
--- a/src/pip/_vendor/idna/core.py
+++ b/src/pip/_vendor/idna/core.py
@@ -339,7 +339,10 @@ def uts46_remap(domain: str, std3_rules: bool = True, transitional: bool = False
 
 def encode(s: Union[str, bytes, bytearray], strict: bool = False, uts46: bool = False, std3_rules: bool = False, transitional: bool = False) -> bytes:
     if isinstance(s, (bytes, bytearray)):
-        s = s.decode('ascii')
+        try:
+            s = s.decode('ascii')
+        except UnicodeDecodeError:
+            raise IDNAError('should pass a unicode string to the function rather than a byte string.')
     if uts46:
         s = uts46_remap(s, std3_rules, transitional)
     trailing_dot = False
diff --git a/src/pip/_vendor/idna/idnadata.py b/src/pip/_vendor/idna/idnadata.py
index 1b5805d15..67db46258 100644
--- a/src/pip/_vendor/idna/idnadata.py
+++ b/src/pip/_vendor/idna/idnadata.py
@@ -1,6 +1,6 @@
 # This file is automatically generated by tools/idna-data
 
-__version__ = '14.0.0'
+__version__ = '15.0.0'
 scripts = {
     'Greek': (
         0x37000000374,
@@ -55,12 +55,13 @@ scripts = {
         0x16fe200016fe4,
         0x16ff000016ff2,
         0x200000002a6e0,
-        0x2a7000002b739,
+        0x2a7000002b73a,
         0x2b7400002b81e,
         0x2b8200002cea2,
         0x2ceb00002ebe1,
         0x2f8000002fa1e,
         0x300000003134b,
+        0x31350000323b0,
     ),
     'Hebrew': (
         0x591000005c8,
@@ -77,6 +78,7 @@ scripts = {
         0x304100003097,
         0x309d000030a0,
         0x1b0010001b120,
+        0x1b1320001b133,
         0x1b1500001b153,
         0x1f2000001f201,
     ),
@@ -93,6 +95,7 @@ scripts = {
         0x1affd0001afff,
         0x1b0000001b001,
         0x1b1200001b123,
+        0x1b1550001b156,
         0x1b1640001b168,
     ),
 }
@@ -1331,7 +1334,7 @@ codepoint_classes = {
         0xcdd00000cdf,
         0xce000000ce4,
         0xce600000cf0,
-        0xcf100000cf3,
+        0xcf100000cf4,
         0xd0000000d0d,
         0xd0e00000d11,
         0xd1200000d45,
@@ -1366,7 +1369,7 @@ codepoint_classes = {
         0xeb400000ebe,
         0xec000000ec5,
         0xec600000ec7,
-        0xec800000ece,
+        0xec800000ecf,
         0xed000000eda,
         0xede00000ee0,
         0xf0000000f01,
@@ -1859,7 +1862,7 @@ codepoint_classes = {
         0xab200000ab27,
         0xab280000ab2f,
         0xab300000ab5b,
-        0xab600000ab6a,
+        0xab600000ab69,
         0xabc00000abeb,
         0xabec0000abee,
         0xabf00000abfa,
@@ -1943,7 +1946,7 @@ codepoint_classes = {
         0x10e8000010eaa,
         0x10eab00010ead,
         0x10eb000010eb2,
-        0x10f0000010f1d,
+        0x10efd00010f1d,
         0x10f2700010f28,
         0x10f3000010f51,
         0x10f7000010f86,
@@ -1966,7 +1969,7 @@ codepoint_classes = {
         0x111dc000111dd,
         0x1120000011212,
         0x1121300011238,
-        0x1123e0001123f,
+        0x1123e00011242,
         0x1128000011287,
         0x1128800011289,
         0x1128a0001128e,
@@ -2047,11 +2050,16 @@ codepoint_classes = {
         0x11d9300011d99,
         0x11da000011daa,
         0x11ee000011ef7,
+        0x11f0000011f11,
+        0x11f1200011f3b,
+        0x11f3e00011f43,
+        0x11f5000011f5a,
         0x11fb000011fb1,
         0x120000001239a,
         0x1248000012544,
         0x12f9000012ff1,
-        0x130000001342f,
+        0x1300000013430,
+        0x1344000013456,
         0x1440000014647,
         0x1680000016a39,
         0x16a4000016a5f,
@@ -2079,7 +2087,9 @@ codepoint_classes = {
         0x1aff50001affc,
         0x1affd0001afff,
         0x1b0000001b123,
+        0x1b1320001b133,
         0x1b1500001b153,
+        0x1b1550001b156,
         0x1b1640001b168,
         0x1b1700001b2fc,
         0x1bc000001bc6b,
@@ -2096,17 +2106,21 @@ codepoint_classes = {
         0x1da9b0001daa0,
         0x1daa10001dab0,
         0x1df000001df1f,
+        0x1df250001df2b,
         0x1e0000001e007,
         0x1e0080001e019,
         0x1e01b0001e022,
         0x1e0230001e025,
         0x1e0260001e02b,
+        0x1e0300001e06e,
+        0x1e08f0001e090,
         0x1e1000001e12d,
         0x1e1300001e13e,
         0x1e1400001e14a,
         0x1e14e0001e14f,
         0x1e2900001e2af,
         0x1e2c00001e2fa,
+        0x1e4d00001e4fa,
         0x1e7e00001e7e7,
         0x1e7e80001e7ec,
         0x1e7ed0001e7ef,
@@ -2115,13 +2129,13 @@ codepoint_classes = {
         0x1e8d00001e8d7,
         0x1e9220001e94c,
         0x1e9500001e95a,
-        0x1fbf00001fbfa,
         0x200000002a6e0,
-        0x2a7000002b739,
+        0x2a7000002b73a,
         0x2b7400002b81e,
         0x2b8200002cea2,
         0x2ceb00002ebe1,
         0x300000003134b,
+        0x31350000323b0,
     ),
     'CONTEXTJ': (
         0x200c0000200e,
diff --git a/src/pip/_vendor/idna/package_data.py b/src/pip/_vendor/idna/package_data.py
index f5ea87c12..8501893bd 100644
--- a/src/pip/_vendor/idna/package_data.py
+++ b/src/pip/_vendor/idna/package_data.py
@@ -1,2 +1,2 @@
-__version__ = '3.3'
+__version__ = '3.4'
 
diff --git a/src/pip/_vendor/idna/uts46data.py b/src/pip/_vendor/idna/uts46data.py
index 8f65705ee..186796c17 100644
--- a/src/pip/_vendor/idna/uts46data.py
+++ b/src/pip/_vendor/idna/uts46data.py
@@ -7,7 +7,7 @@ from typing import List, Tuple, Union
 """IDNA Mapping Table from UTS46."""
 
 
-__version__ = '14.0.0'
+__version__ = '15.0.0'
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+    (0x11F00, 'V'),
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 def _seg_59() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
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+    ]
+
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+    return [
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-
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     (0x2F8A4, 'M', '𢛔'),
     (0x2F8A5, 'M', '惇'),
     (0x2F8A6, 'M', '慈'),
+    ]
+
+def _seg_78() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
+    return [
     (0x2F8A7, 'M', '慌'),
     (0x2F8A8, 'M', '慎'),
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@@ -8118,10 +8203,6 @@ def _seg_77() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
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-    ]
-
-def _seg_78() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
-    return [
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     (0x2F8F9, 'M', '𣫺'),
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     (0x2F908, 'M', '港'),
     (0x2F909, 'M', '湮'),
     (0x2F90A, 'M', '㴳'),
+    ]
+
+def _seg_79() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
+    return [
     (0x2F90B, 'M', '滋'),
     (0x2F90C, 'M', '滇'),
     (0x2F90D, 'M', '𣻑'),
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-def _seg_79() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
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     (0x2F96F, 'M', '縂'),
     (0x2F970, 'M', '繅'),
     (0x2F971, 'M', '䌴'),
+    ]
+
+def _seg_80() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
+    return [
     (0x2F972, 'M', '𦈨'),
     (0x2F973, 'M', '𦉇'),
     (0x2F974, 'M', '䍙'),
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-    return [
     (0x2F9C3, 'M', '衠'),
     (0x2F9C4, 'M', '衣'),
     (0x2F9C5, 'M', '𧙧'),
@@ -8349,6 +8430,10 @@ def _seg_80() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
     (0x2F9D3, 'M', '𧲨'),
     (0x2F9D4, 'M', '貫'),
     (0x2F9D5, 'M', '賁'),
+    ]
+
+def _seg_81() -> List[Union[Tuple[int, str], Tuple[int, str, str]]]:
+    return [
     (0x2F9D6, 'M', '贛'),
     (0x2F9D7, 'M', '起'),
     (0x2F9D8, 'M', '𧼯'),
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     (0x2FA1E, 'X'),
     (0x30000, 'V'),
     (0x3134B, 'X'),
+    (0x31350, 'V'),
+    (0x323B0, 'X'),
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     ]
@@ -8509,4 +8596,5 @@ uts46data = tuple(
     + _seg_78()
     + _seg_79()
     + _seg_80()
+    + _seg_81()
 )  # type: Tuple[Union[Tuple[int, str], Tuple[int, str, str]], ...]
diff --git a/src/pip/_vendor/pep517/__init__.py b/src/pip/_vendor/pep517/__init__.py
index 2b6b88567..38ea0f5f1 100644
--- a/src/pip/_vendor/pep517/__init__.py
+++ b/src/pip/_vendor/pep517/__init__.py
@@ -1,6 +1,6 @@
 """Wrappers to build Python packages using PEP 517 hooks
 """
 
-__version__ = '0.12.0'
+__version__ = '0.13.0'
 
 from .wrappers import *  # noqa: F401, F403
diff --git a/src/pip/_vendor/pep517/_compat.py b/src/pip/_vendor/pep517/_compat.py
new file mode 100644
index 000000000..95e509c01
--- /dev/null
+++ b/src/pip/_vendor/pep517/_compat.py
@@ -0,0 +1,8 @@
+__all__ = ("tomllib",)
+
+import sys
+
+if sys.version_info >= (3, 11):
+    import tomllib
+else:
+    from pip._vendor import tomli as tomllib
diff --git a/src/pip/_vendor/pep517/build.py b/src/pip/_vendor/pep517/build.py
index bc463b2ba..b30909c87 100644
--- a/src/pip/_vendor/pep517/build.py
+++ b/src/pip/_vendor/pep517/build.py
@@ -1,15 +1,14 @@
 """Build a project using PEP 517 hooks.
 """
 import argparse
-import io
 import logging
 import os
 import shutil
+import tempfile
 
+from ._compat import tomllib
 from .envbuild import BuildEnvironment
 from .wrappers import Pep517HookCaller
-from .dirtools import tempdir, mkdir_p
-from .compat import FileNotFoundError, toml_load
 
 log = logging.getLogger(__name__)
 
@@ -31,8 +30,8 @@ def load_system(source_dir):
     Load the build system from a source dir (pyproject.toml).
     """
     pyproject = os.path.join(source_dir, 'pyproject.toml')
-    with io.open(pyproject, 'rb') as f:
-        pyproject_data = toml_load(f)
+    with open(pyproject, 'rb') as f:
+        pyproject_data = tomllib.load(f)
     return pyproject_data['build-system']
 
 
@@ -64,7 +63,7 @@ def _do_build(hooks, env, dist, dest):
     env.pip_install(reqs)
     log.info('Installed dynamic build dependencies')
 
-    with tempdir() as td:
+    with tempfile.TemporaryDirectory() as td:
         log.info('Trying to build %s in %s', dist, td)
         build_name = 'build_{dist}'.format(**locals())
         build = getattr(hooks, build_name)
@@ -76,7 +75,7 @@ def _do_build(hooks, env, dist, dest):
 def build(source_dir, dist, dest=None, system=None):
     system = system or load_system(source_dir)
     dest = os.path.join(source_dir, dest or 'dist')
-    mkdir_p(dest)
+    os.makedirs(dest, exist_ok=True)
 
     validate_system(system)
     hooks = Pep517HookCaller(
diff --git a/src/pip/_vendor/pep517/check.py b/src/pip/_vendor/pep517/check.py
index bf3c72264..b79f6270b 100644
--- a/src/pip/_vendor/pep517/check.py
+++ b/src/pip/_vendor/pep517/check.py
@@ -1,19 +1,19 @@
 """Check a project and backend by attempting to build using PEP 517 hooks.
 """
 import argparse
-import io
 import logging
 import os
-from os.path import isfile, join as pjoin
 import shutil
-from subprocess import CalledProcessError
 import sys
 import tarfile
-from tempfile import mkdtemp
 import zipfile
+from os.path import isfile
+from os.path import join as pjoin
+from subprocess import CalledProcessError
+from tempfile import mkdtemp
 
+from ._compat import tomllib
 from .colorlog import enable_colourful_output
-from .compat import TOMLDecodeError, toml_load
 from .envbuild import BuildEnvironment
 from .wrappers import Pep517HookCaller
 
@@ -142,15 +142,15 @@ def check(source_dir):
         return False
 
     try:
-        with io.open(pyproject, 'rb') as f:
-            pyproject_data = toml_load(f)
+        with open(pyproject, 'rb') as f:
+            pyproject_data = tomllib.load(f)
         # Ensure the mandatory data can be loaded
         buildsys = pyproject_data['build-system']
         requires = buildsys['requires']
         backend = buildsys['build-backend']
         backend_path = buildsys.get('backend-path')
         log.info('Loaded pyproject.toml')
-    except (TOMLDecodeError, KeyError):
+    except (tomllib.TOMLDecodeError, KeyError):
         log.error("Invalid pyproject.toml", exc_info=True)
         return False
 
diff --git a/src/pip/_vendor/pep517/colorlog.py b/src/pip/_vendor/pep517/colorlog.py
index 69c8a59d3..66310a79a 100644
--- a/src/pip/_vendor/pep517/colorlog.py
+++ b/src/pip/_vendor/pep517/colorlog.py
@@ -73,8 +73,6 @@ class LogFormatter(logging.Formatter):
             # right conversion in python 3.
             fg_color = (curses.tigetstr("setaf") or
                         curses.tigetstr("setf") or "")
-            if (3, 0) < sys.version_info < (3, 2, 3):
-                fg_color = str(fg_color, "ascii")
 
             for levelno, code in self.DEFAULT_COLORS.items():
                 self._colors[levelno] = str(
diff --git a/src/pip/_vendor/pep517/compat.py b/src/pip/_vendor/pep517/compat.py
deleted file mode 100644
index 730ef5ffa..000000000
--- a/src/pip/_vendor/pep517/compat.py
+++ /dev/null
@@ -1,51 +0,0 @@
-"""Python 2/3 compatibility"""
-import io
-import json
-import sys
-
-
-# Handle reading and writing JSON in UTF-8, on Python 3 and 2.
-
-if sys.version_info[0] >= 3:
-    # Python 3
-    def write_json(obj, path, **kwargs):
-        with open(path, 'w', encoding='utf-8') as f:
-            json.dump(obj, f, **kwargs)
-
-    def read_json(path):
-        with open(path, 'r', encoding='utf-8') as f:
-            return json.load(f)
-
-else:
-    # Python 2
-    def write_json(obj, path, **kwargs):
-        with open(path, 'wb') as f:
-            json.dump(obj, f, encoding='utf-8', **kwargs)
-
-    def read_json(path):
-        with open(path, 'rb') as f:
-            return json.load(f)
-
-
-# FileNotFoundError
-
-try:
-    FileNotFoundError = FileNotFoundError
-except NameError:
-    FileNotFoundError = IOError
-
-
-if sys.version_info < (3, 6):
-    from toml import load as _toml_load  # noqa: F401
-
-    def toml_load(f):
-        w = io.TextIOWrapper(f, encoding="utf8", newline="")
-        try:
-            return _toml_load(w)
-        finally:
-            w.detach()
-
-    from toml import TomlDecodeError as TOMLDecodeError  # noqa: F401
-else:
-    from pip._vendor.tomli import load as toml_load  # noqa: F401
-    from pip._vendor.tomli import TOMLDecodeError  # noqa: F401
diff --git a/src/pip/_vendor/pep517/dirtools.py b/src/pip/_vendor/pep517/dirtools.py
index 58c6ca0c5..3eff4d801 100644
--- a/src/pip/_vendor/pep517/dirtools.py
+++ b/src/pip/_vendor/pep517/dirtools.py
@@ -1,33 +1,8 @@
-import os
 import io
-import contextlib
-import tempfile
-import shutil
-import errno
+import os
 import zipfile
 
 
-@contextlib.contextmanager
-def tempdir():
-    """Create a temporary directory in a context manager."""
-    td = tempfile.mkdtemp()
-    try:
-        yield td
-    finally:
-        shutil.rmtree(td)
-
-
-def mkdir_p(*args, **kwargs):
-    """Like `mkdir`, but does not raise an exception if the
-    directory already exists.
-    """
-    try:
-        return os.mkdir(*args, **kwargs)
-    except OSError as exc:
-        if exc.errno != errno.EEXIST:
-            raise
-
-
 def dir_to_zipfile(root):
     """Construct an in-memory zip file for a directory."""
     buffer = io.BytesIO()
diff --git a/src/pip/_vendor/pep517/envbuild.py b/src/pip/_vendor/pep517/envbuild.py
index fe8873c64..c0415c4d7 100644
--- a/src/pip/_vendor/pep517/envbuild.py
+++ b/src/pip/_vendor/pep517/envbuild.py
@@ -1,27 +1,26 @@
 """Build wheels/sdists by installing build deps to a temporary environment.
 """
 
-import io
-import os
 import logging
+import os
 import shutil
-from subprocess import check_call
 import sys
+from subprocess import check_call
 from sysconfig import get_paths
 from tempfile import mkdtemp
 
-from .compat import toml_load
-from .wrappers import Pep517HookCaller, LoggerWrapper
+from ._compat import tomllib
+from .wrappers import LoggerWrapper, Pep517HookCaller
 
 log = logging.getLogger(__name__)
 
 
 def _load_pyproject(source_dir):
-    with io.open(
+    with open(
             os.path.join(source_dir, 'pyproject.toml'),
             'rb',
             ) as f:
-        pyproject_data = toml_load(f)
+        pyproject_data = tomllib.load(f)
     buildsys = pyproject_data['build-system']
     return (
         buildsys['requires'],
@@ -30,7 +29,7 @@ def _load_pyproject(source_dir):
     )
 
 
-class BuildEnvironment(object):
+class BuildEnvironment:
     """Context manager to install build deps in a simple temporary environment
 
     Based on code I wrote for pip, which is MIT licensed.
diff --git a/src/pip/_vendor/pep517/in_process/__init__.py b/src/pip/_vendor/pep517/in_process/__init__.py
index c932313b3..281a356cf 100644
--- a/src/pip/_vendor/pep517/in_process/__init__.py
+++ b/src/pip/_vendor/pep517/in_process/__init__.py
@@ -3,15 +3,24 @@
 The subpackage should stay as empty as possible to avoid shadowing modules that
 the backend might import.
 """
-from os.path import dirname, abspath, join as pjoin
 from contextlib import contextmanager
+from os.path import abspath, dirname
+from os.path import join as pjoin
 
 try:
     import importlib.resources as resources
-
-    def _in_proc_script_path():
-        return resources.path(__package__, '_in_process.py')
+    try:
+        resources.files
+    except AttributeError:
+        # Python 3.8 compatibility
+        def _in_proc_script_path():
+            return resources.path(__package__, '_in_process.py')
+    else:
+        def _in_proc_script_path():
+            return resources.as_file(
+                resources.files(__package__).joinpath('_in_process.py'))
 except ImportError:
+    # Python 3.6 compatibility
     @contextmanager
     def _in_proc_script_path():
         yield pjoin(dirname(abspath(__file__)), '_in_process.py')
diff --git a/src/pip/_vendor/pep517/in_process/_in_process.py b/src/pip/_vendor/pep517/in_process/_in_process.py
index 954a4ab05..ae4cf9e9c 100644
--- a/src/pip/_vendor/pep517/in_process/_in_process.py
+++ b/src/pip/_vendor/pep517/in_process/_in_process.py
@@ -12,41 +12,29 @@ Results:
 - control_dir/output.json
   - {"return_val": ...}
 """
-from glob import glob
-from importlib import import_module
 import json
 import os
 import os.path
-from os.path import join as pjoin
 import re
 import shutil
 import sys
 import traceback
+from glob import glob
+from importlib import import_module
+from os.path import join as pjoin
 
-# This file is run as a script, and `import compat` is not zip-safe, so we
-# include write_json() and read_json() from compat.py.
-#
-# Handle reading and writing JSON in UTF-8, on Python 3 and 2.
+# This file is run as a script, and `import wrappers` is not zip-safe, so we
+# include write_json() and read_json() from wrappers.py.
 
-if sys.version_info[0] >= 3:
-    # Python 3
-    def write_json(obj, path, **kwargs):
-        with open(path, 'w', encoding='utf-8') as f:
-            json.dump(obj, f, **kwargs)
 
-    def read_json(path):
-        with open(path, 'r', encoding='utf-8') as f:
-            return json.load(f)
+def write_json(obj, path, **kwargs):
+    with open(path, 'w', encoding='utf-8') as f:
+        json.dump(obj, f, **kwargs)
 
-else:
-    # Python 2
-    def write_json(obj, path, **kwargs):
-        with open(path, 'wb') as f:
-            json.dump(obj, f, encoding='utf-8', **kwargs)
 
-    def read_json(path):
-        with open(path, 'rb') as f:
-            return json.load(f)
+def read_json(path):
+    with open(path, encoding='utf-8') as f:
+        return json.load(f)
 
 
 class BackendUnavailable(Exception):
@@ -64,7 +52,7 @@ class BackendInvalid(Exception):
 class HookMissing(Exception):
     """Raised if a hook is missing and we are not executing the fallback"""
     def __init__(self, hook_name=None):
-        super(HookMissing, self).__init__(hook_name)
+        super().__init__(hook_name)
         self.hook_name = hook_name
 
 
diff --git a/src/pip/_vendor/pep517/meta.py b/src/pip/_vendor/pep517/meta.py
index d525de5c6..4afc3c047 100644
--- a/src/pip/_vendor/pep517/meta.py
+++ b/src/pip/_vendor/pep517/meta.py
@@ -1,10 +1,11 @@
 """Build metadata for a project using PEP 517 hooks.
 """
 import argparse
+import functools
 import logging
 import os
 import shutil
-import functools
+import tempfile
 
 try:
     import importlib.metadata as imp_meta
@@ -16,10 +17,10 @@ try:
 except ImportError:
     from zipp import Path
 
+from .build import compat_system, load_system, validate_system
+from .dirtools import dir_to_zipfile
 from .envbuild import BuildEnvironment
 from .wrappers import Pep517HookCaller, quiet_subprocess_runner
-from .dirtools import tempdir, mkdir_p, dir_to_zipfile
-from .build import validate_system, load_system, compat_system
 
 log = logging.getLogger(__name__)
 
@@ -31,7 +32,7 @@ def _prep_meta(hooks, env, dest):
     env.pip_install(reqs)
     log.info('Installed dynamic build dependencies')
 
-    with tempdir() as td:
+    with tempfile.TemporaryDirectory() as td:
         log.info('Trying to build metadata in %s', td)
         filename = hooks.prepare_metadata_for_build_wheel(td, {})
         source = os.path.join(td, filename)
@@ -41,7 +42,7 @@ def _prep_meta(hooks, env, dest):
 def build(source_dir='.', dest=None, system=None):
     system = system or load_system(source_dir)
     dest = os.path.join(source_dir, dest or 'dist')
-    mkdir_p(dest)
+    os.makedirs(dest, exist_ok=True)
     validate_system(system)
     hooks = Pep517HookCaller(
         source_dir, system['build-backend'], system.get('backend-path')
@@ -54,7 +55,7 @@ def build(source_dir='.', dest=None, system=None):
 
 
 def build_as_zip(builder=build):
-    with tempdir() as out_dir:
+    with tempfile.TemporaryDirectory() as out_dir:
         builder(dest=out_dir)
         return dir_to_zipfile(out_dir)
 
diff --git a/src/pip/_vendor/pep517/wrappers.py b/src/pip/_vendor/pep517/wrappers.py
index e031ed708..987a62aaa 100644
--- a/src/pip/_vendor/pep517/wrappers.py
+++ b/src/pip/_vendor/pep517/wrappers.py
@@ -1,13 +1,13 @@
-import threading
-from contextlib import contextmanager
+import json
 import os
-from os.path import abspath, join as pjoin
-import shutil
-from subprocess import check_call, check_output, STDOUT
 import sys
-from tempfile import mkdtemp
+import tempfile
+import threading
+from contextlib import contextmanager
+from os.path import abspath
+from os.path import join as pjoin
+from subprocess import STDOUT, check_call, check_output
 
-from . import compat
 from .in_process import _in_proc_script_path
 
 __all__ = [
@@ -21,13 +21,14 @@ __all__ = [
 ]
 
 
-@contextmanager
-def tempdir():
-    td = mkdtemp()
-    try:
-        yield td
-    finally:
-        shutil.rmtree(td)
+def write_json(obj, path, **kwargs):
+    with open(path, 'w', encoding='utf-8') as f:
+        json.dump(obj, f, **kwargs)
+
+
+def read_json(path):
+    with open(path, encoding='utf-8') as f:
+        return json.load(f)
 
 
 class BackendUnavailable(Exception):
@@ -47,7 +48,7 @@ class BackendInvalid(Exception):
 class HookMissing(Exception):
     """Will be raised on missing hooks."""
     def __init__(self, hook_name):
-        super(HookMissing, self).__init__(hook_name)
+        super().__init__(hook_name)
         self.hook_name = hook_name
 
 
@@ -99,7 +100,7 @@ def norm_and_check(source_tree, requested):
     return abs_requested
 
 
-class Pep517HookCaller(object):
+class Pep517HookCaller:
     """A wrapper around a source directory to be built with a PEP 517 backend.
 
     :param source_dir: The path to the source directory, containing
@@ -292,29 +293,15 @@ class Pep517HookCaller(object):
         })
 
     def _call_hook(self, hook_name, kwargs):
-        # On Python 2, pytoml returns Unicode values (which is correct) but the
-        # environment passed to check_call needs to contain string values. We
-        # convert here by encoding using ASCII (the backend can only contain
-        # letters, digits and _, . and : characters, and will be used as a
-        # Python identifier, so non-ASCII content is wrong on Python 2 in
-        # any case).
-        # For backend_path, we use sys.getfilesystemencoding.
-        if sys.version_info[0] == 2:
-            build_backend = self.build_backend.encode('ASCII')
-        else:
-            build_backend = self.build_backend
-        extra_environ = {'PEP517_BUILD_BACKEND': build_backend}
+        extra_environ = {'PEP517_BUILD_BACKEND': self.build_backend}
 
         if self.backend_path:
             backend_path = os.pathsep.join(self.backend_path)
-            if sys.version_info[0] == 2:
-                backend_path = backend_path.encode(sys.getfilesystemencoding())
             extra_environ['PEP517_BACKEND_PATH'] = backend_path
 
-        with tempdir() as td:
+        with tempfile.TemporaryDirectory() as td:
             hook_input = {'kwargs': kwargs}
-            compat.write_json(hook_input, pjoin(td, 'input.json'),
-                              indent=2)
+            write_json(hook_input, pjoin(td, 'input.json'), indent=2)
 
             # Run the hook in a subprocess
             with _in_proc_script_path() as script:
@@ -325,7 +312,7 @@ class Pep517HookCaller(object):
                     extra_environ=extra_environ
                 )
 
-            data = compat.read_json(pjoin(td, 'output.json'))
+            data = read_json(pjoin(td, 'output.json'))
             if data.get('unsupported'):
                 raise UnsupportedOperation(data.get('traceback', ''))
             if data.get('no_backend'):
diff --git a/src/pip/_vendor/tenacity/__init__.py b/src/pip/_vendor/tenacity/__init__.py
index 086ad46e1..ab3be3bf6 100644
--- a/src/pip/_vendor/tenacity/__init__.py
+++ b/src/pip/_vendor/tenacity/__init__.py
@@ -33,6 +33,7 @@ from .retry import retry_always  # noqa
 from .retry import retry_any  # noqa
 from .retry import retry_if_exception  # noqa
 from .retry import retry_if_exception_type  # noqa
+from .retry import retry_if_exception_cause_type  # noqa
 from .retry import retry_if_not_exception_type  # noqa
 from .retry import retry_if_not_result  # noqa
 from .retry import retry_if_result  # noqa
@@ -63,6 +64,7 @@ from .wait import wait_none  # noqa
 from .wait import wait_random  # noqa
 from .wait import wait_random_exponential  # noqa
 from .wait import wait_random_exponential as wait_full_jitter  # noqa
+from .wait import wait_exponential_jitter  # noqa
 
 # Import all built-in before strategies for easier usage.
 from .before import before_log  # noqa
diff --git a/src/pip/_vendor/tenacity/retry.py b/src/pip/_vendor/tenacity/retry.py
index 1d727e9b3..9ebeb62d5 100644
--- a/src/pip/_vendor/tenacity/retry.py
+++ b/src/pip/_vendor/tenacity/retry.py
@@ -117,6 +117,33 @@ class retry_unless_exception_type(retry_if_exception):
         return self.predicate(retry_state.outcome.exception())
 
 
+class retry_if_exception_cause_type(retry_base):
+    """Retries if any of the causes of the raised exception is of one or more types.
+
+    The check on the type of the cause of the exception is done recursively (until finding
+    an exception in the chain that has no `__cause__`)
+    """
+
+    def __init__(
+        self,
+        exception_types: typing.Union[
+            typing.Type[BaseException],
+            typing.Tuple[typing.Type[BaseException], ...],
+        ] = Exception,
+    ) -> None:
+        self.exception_cause_types = exception_types
+
+    def __call__(self, retry_state: "RetryCallState") -> bool:
+        if retry_state.outcome.failed:
+            exc = retry_state.outcome.exception()
+            while exc is not None:
+                if isinstance(exc.__cause__, self.exception_cause_types):
+                    return True
+                exc = exc.__cause__
+
+        return False
+
+
 class retry_if_result(retry_base):
     """Retries if the result verifies a predicate."""
 
diff --git a/src/pip/_vendor/tenacity/wait.py b/src/pip/_vendor/tenacity/wait.py
index 6ed97a7bc..8fdfc8f9d 100644
--- a/src/pip/_vendor/tenacity/wait.py
+++ b/src/pip/_vendor/tenacity/wait.py
@@ -17,12 +17,19 @@
 import abc
 import random
 import typing
+from datetime import timedelta
 
 from pip._vendor.tenacity import _utils
 
 if typing.TYPE_CHECKING:
     from pip._vendor.tenacity import RetryCallState
 
+wait_unit_type = typing.Union[int, float, timedelta]
+
+
+def to_seconds(wait_unit: wait_unit_type) -> float:
+    return float(wait_unit.total_seconds() if isinstance(wait_unit, timedelta) else wait_unit)
+
 
 class wait_base(abc.ABC):
     """Abstract base class for wait strategies."""
@@ -44,8 +51,8 @@ class wait_base(abc.ABC):
 class wait_fixed(wait_base):
     """Wait strategy that waits a fixed amount of time between each retry."""
 
-    def __init__(self, wait: float) -> None:
-        self.wait_fixed = wait
+    def __init__(self, wait: wait_unit_type) -> None:
+        self.wait_fixed = to_seconds(wait)
 
     def __call__(self, retry_state: "RetryCallState") -> float:
         return self.wait_fixed
@@ -61,9 +68,9 @@ class wait_none(wait_fixed):
 class wait_random(wait_base):
     """Wait strategy that waits a random amount of time between min/max."""
 
-    def __init__(self, min: typing.Union[int, float] = 0, max: typing.Union[int, float] = 1) -> None:  # noqa
-        self.wait_random_min = min
-        self.wait_random_max = max
+    def __init__(self, min: wait_unit_type = 0, max: wait_unit_type = 1) -> None:  # noqa
+        self.wait_random_min = to_seconds(min)
+        self.wait_random_max = to_seconds(max)
 
     def __call__(self, retry_state: "RetryCallState") -> float:
         return self.wait_random_min + (random.random() * (self.wait_random_max - self.wait_random_min))
@@ -113,13 +120,13 @@ class wait_incrementing(wait_base):
 
     def __init__(
         self,
-        start: typing.Union[int, float] = 0,
-        increment: typing.Union[int, float] = 100,
-        max: typing.Union[int, float] = _utils.MAX_WAIT,  # noqa
+        start: wait_unit_type = 0,
+        increment: wait_unit_type = 100,
+        max: wait_unit_type = _utils.MAX_WAIT,  # noqa
     ) -> None:
-        self.start = start
-        self.increment = increment
-        self.max = max
+        self.start = to_seconds(start)
+        self.increment = to_seconds(increment)
+        self.max = to_seconds(max)
 
     def __call__(self, retry_state: "RetryCallState") -> float:
         result = self.start + (self.increment * (retry_state.attempt_number - 1))
@@ -142,13 +149,13 @@ class wait_exponential(wait_base):
     def __init__(
         self,
         multiplier: typing.Union[int, float] = 1,
-        max: typing.Union[int, float] = _utils.MAX_WAIT,  # noqa
+        max: wait_unit_type = _utils.MAX_WAIT,  # noqa
         exp_base: typing.Union[int, float] = 2,
-        min: typing.Union[int, float] = 0,  # noqa
+        min: wait_unit_type = 0,  # noqa
     ) -> None:
         self.multiplier = multiplier
-        self.min = min
-        self.max = max
+        self.min = to_seconds(min)
+        self.max = to_seconds(max)
         self.exp_base = exp_base
 
     def __call__(self, retry_state: "RetryCallState") -> float:
@@ -189,3 +196,37 @@ class wait_random_exponential(wait_exponential):
     def __call__(self, retry_state: "RetryCallState") -> float:
         high = super().__call__(retry_state=retry_state)
         return random.uniform(0, high)
+
+
+class wait_exponential_jitter(wait_base):
+    """Wait strategy that applies exponential backoff and jitter.
+
+    It allows for a customized initial wait, maximum wait and jitter.
+
+    This implements the strategy described here:
+    https://cloud.google.com/storage/docs/retry-strategy
+
+    The wait time is min(initial * (2**n + random.uniform(0, jitter)), maximum)
+    where n is the retry count.
+    """
+
+    def __init__(
+        self,
+        initial: float = 1,
+        max: float = _utils.MAX_WAIT,  # noqa
+        exp_base: float = 2,
+        jitter: float = 1,
+    ) -> None:
+        self.initial = initial
+        self.max = max
+        self.exp_base = exp_base
+        self.jitter = jitter
+
+    def __call__(self, retry_state: "RetryCallState") -> float:
+        jitter = random.uniform(0, self.jitter)
+        try:
+            exp = self.exp_base ** (retry_state.attempt_number - 1)
+            result = self.initial * exp + jitter
+        except OverflowError:
+            result = self.max
+        return max(0, min(result, self.max))
diff --git a/src/pip/_vendor/vendor.txt b/src/pip/_vendor/vendor.txt
index 375b6411a..17fa0cd0f 100644
--- a/src/pip/_vendor/vendor.txt
+++ b/src/pip/_vendor/vendor.txt
@@ -1,16 +1,16 @@
 CacheControl==0.12.11  # Make sure to update the license in pyproject.toml for this.
 colorama==0.4.5
-distlib==0.3.5
+distlib==0.3.6
 distro==1.7.0
 msgpack==1.0.4
 packaging==21.3
-pep517==0.12.0
+pep517==0.13.0
 platformdirs==2.5.2
 pyparsing==3.0.9
 requests==2.28.1
     certifi==2022.06.15
     chardet==5.0.0
-    idna==3.3
+    idna==3.4
     urllib3==1.26.10
 rich==12.5.1
     pygments==2.12.0
@@ -18,6 +18,6 @@ rich==12.5.1
 resolvelib==0.8.1
 setuptools==44.0.0
 six==1.16.0
-tenacity==8.0.1
+tenacity==8.1.0
 tomli==2.0.1
 webencodings==0.5.1