Handle newer jupyter_events wants string version, drop 3.8 (#1481)

Author: Carreau

.github/workflows/python-tests.yml

@@ -18,12 +18,12 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-latest]
-        python-version: ["3.8", "3.11"]
+        python-version: ["3.9", "3.11", "3.12"]
         include:
           - os: windows-latest
             python-version: "3.9"
           - os: ubuntu-latest
-            python-version: "pypy-3.8"
+            python-version: "pypy-3.9"
           - os: macos-latest
             python-version: "3.10"
           - os: ubuntu-latest
@@ -180,7 +180,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
     steps:
       - uses: actions/checkout@v4
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
@@ -194,7 +194,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: jupyterlab/maintainer-tools/.github/actions/base-setup@v1
         with:
-          python_version: "pypy-3.8"
+          python_version: "pypy-3.9"
       - name: Run the tests
         run: hatch -v run test:nowarn --integration_tests=true
 

examples/simple/pyproject.toml

@@ -6,8 +6,8 @@ build-backend = "hatchling.build"
 name = "jupyter-server-example"
 description = "Jupyter Server Example"
 readme = "README.md"
-license = ""
-requires-python = ">=3.8"
+license = "MIT"
+requires-python = ">=3.9"
 dependencies = [
     "jinja2",
     "jupyter_server",

jupyter_server/_version.py

@@ -4,7 +4,6 @@
 """
 
 import re
-from typing import List
 
 # Version string must appear intact for automatic versioning
 __version__ = "2.15.0.dev0"
@@ -13,7 +12,7 @@
 pattern = r"(?P<major>\d+).(?P<minor>\d+).(?P<patch>\d+)(?P<rest>.*)"
 match = re.match(pattern, __version__)
 assert match is not None
-parts: List[object] = [int(match[part]) for part in ["major", "minor", "patch"]]
+parts: list[object] = [int(match[part]) for part in ["major", "minor", "patch"]]
 if match["rest"]:
     parts.append(match["rest"])
 version_info = tuple(parts)

jupyter_server/auth/authorizer.py

@@ -10,14 +10,16 @@
 # Distributed under the terms of the Modified BSD License.
 from __future__ import annotations
 
-from typing import TYPE_CHECKING, Awaitable
+from typing import TYPE_CHECKING
 
 from traitlets import Instance
 from traitlets.config import LoggingConfigurable
 
 from .identity import IdentityProvider, User
 
 if TYPE_CHECKING:
+    from collections.abc import Awaitable
+
     from jupyter_server.base.handlers import JupyterHandler
 
 

jupyter_server/base/call_context.py

@@ -3,7 +3,7 @@
 # Distributed under the terms of the Modified BSD License.
 
 from contextvars import Context, ContextVar, copy_context
-from typing import Any, Dict, List
+from typing import Any
 
 
 class CallContext:
@@ -22,7 +22,7 @@ class CallContext:
     # easier management over maintaining a set of ContextVar instances, since the Context is a
     # map of ContextVar instances to their values, and the "name" is no longer a lookup key.
     _NAME_VALUE_MAP = "_name_value_map"
-    _name_value_map: ContextVar[Dict[str, Any]] = ContextVar(_NAME_VALUE_MAP)
+    _name_value_map: ContextVar[dict[str, Any]] = ContextVar(_NAME_VALUE_MAP)
 
     @classmethod
     def get(cls, name: str) -> Any:
@@ -65,7 +65,7 @@ def set(cls, name: str, value: Any) -> None:
         name_value_map[name] = value
 
     @classmethod
-    def context_variable_names(cls) -> List[str]:
+    def context_variable_names(cls) -> list[str]:
         """Returns a list of variable names set for this call context.
 
         Returns
@@ -77,7 +77,7 @@ def context_variable_names(cls) -> List[str]:
         return list(name_value_map.keys())
 
     @classmethod
-    def _get_map(cls) -> Dict[str, Any]:
+    def _get_map(cls) -> dict[str, Any]:
         """Get the map of names to their values from the _NAME_VALUE_MAP context var.
 
         If the map does not exist in the current context, an empty map is created and returned.

jupyter_server/base/handlers.py

@@ -13,9 +13,10 @@
 import re
 import types
 import warnings
+from collections.abc import Awaitable, Coroutine, Sequence
 from http.client import responses
 from logging import Logger
-from typing import TYPE_CHECKING, Any, Awaitable, Coroutine, Sequence, cast
+from typing import TYPE_CHECKING, Any, cast
 from urllib.parse import urlparse
 
 import prometheus_client

jupyter_server/config_manager.py

@@ -14,7 +14,7 @@
 from traitlets.config import LoggingConfigurable
 from traitlets.traitlets import Bool, Unicode
 
-StrDict = t.Dict[str, t.Any]
+StrDict = dict[str, t.Any]
 
 
 def recursive_update(target: StrDict, new: StrDict) -> None:

jupyter_server/event_schemas/contents_service/v1.yaml

@@ -1,5 +1,5 @@
 "$id": https://events.jupyter.org/jupyter_server/contents_service/v1
-version: 1
+version: "1"
 title: Contents Manager activities
 personal-data: true
 description: |

jupyter_server/event_schemas/gateway_client/v1.yaml

@@ -1,5 +1,5 @@
 "$id": https://events.jupyter.org/jupyter_server/gateway_client/v1
-version: 1
+version: "1"
 title: Gateway Client activities.
 personal-data: true
 description: |

jupyter_server/event_schemas/kernel_actions/v1.yaml

@@ -1,5 +1,5 @@
 "$id": https://events.jupyter.org/jupyter_server/kernel_actions/v1
-version: 1
+version: "1"
 title: Kernel Manager activities
 personal-data: true
 description: |