From 2db512f5d509e52ed0bc9cde55acd028dc81e022 Mon Sep 17 00:00:00 2001
From: Steven Silvester <steven.silvester@ieee.org>
Date: Mon, 14 Feb 2022 16:14:36 -0600
Subject: [PATCH] PYTHON-3078 Remove Use of Unsupported NoReturn Type Class
 (#864)

---
 .evergreen/config.yml | 2 +-
 bson/__init__.py      | 3 +--
 bson/objectid.py      | 4 ++--
 3 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/.evergreen/config.yml b/.evergreen/config.yml
index 2a6532430..8edc43df2 100644
--- a/.evergreen/config.yml
+++ b/.evergreen/config.yml
@@ -1729,7 +1729,7 @@ tasks:
           vars:
             VERSION: "latest"
             TOPOLOGY: "server"
-            PYTHON_BINARY: "/opt/mongodbtoolchain/v3/bin/python3"
+            PYTHON_BINARY: "/opt/mongodbtoolchain/v2/bin/python3"
         - func: "run tests"
 # }}}
     - name: "coverage-report"
diff --git a/bson/__init__.py b/bson/__init__.py
index 9431909f9..d9124d1b3 100644
--- a/bson/__init__.py
+++ b/bson/__init__.py
@@ -76,7 +76,6 @@ from typing import (
     List,
     Mapping,
     MutableMapping,
-    NoReturn,
     Sequence,
     Tuple,
     Type,
@@ -167,7 +166,7 @@ def get_data_and_view(data: Any) -> Tuple[Any, memoryview]:
     return view.tobytes(), view
 
 
-def _raise_unknown_type(element_type: int, element_name: str) -> NoReturn:
+def _raise_unknown_type(element_type: int, element_name: str) -> None:
     """Unknown type helper."""
     raise InvalidBSON(
         "Detected unknown BSON type %r for fieldname '%s'. Are "
diff --git a/bson/objectid.py b/bson/objectid.py
index 9ad3ed60b..7413fd497 100644
--- a/bson/objectid.py
+++ b/bson/objectid.py
@@ -24,7 +24,7 @@ import struct
 import threading
 import time
 from random import SystemRandom
-from typing import Any, NoReturn, Optional, Type, Union
+from typing import Any, Optional, Type, Union
 
 from bson.errors import InvalidId
 from bson.tz_util import utc
@@ -32,7 +32,7 @@ from bson.tz_util import utc
 _MAX_COUNTER_VALUE = 0xFFFFFF
 
 
-def _raise_invalid_id(oid: str) -> NoReturn:
+def _raise_invalid_id(oid: str) -> None:
     raise InvalidId(
         "%r is not a valid ObjectId, it must be a 12-byte input"
         " or a 24-character hex string" % oid