Merge pull request #998 from consideRatio/pr/bump-drop

Drop ubuntu 20.04, require py39, traefik-proxy v2, and ldapauthenticator v2

Author: consideRatio

.github/integration-test.py

@@ -10,7 +10,7 @@
 TEST_IMAGE_NAME = "test-systemd"
 
 
-@functools.lru_cache()
+@functools.lru_cache
 def _get_container_runtime_cli():
     runtimes = ["docker", "podman"]
     for runtime in runtimes:

.github/workflows/integration-test.yaml

@@ -39,9 +39,6 @@ jobs:
           - name: "Debian 12, Py 3.11"
             distro_image: "debian:12"
             extra_flags: ""
-          - name: "Ubuntu 20.04, Py 3.8"
-            distro_image: "ubuntu:20.04"
-            extra_flags: ""
           - name: "Ubuntu 22.04 Py 3.10"
             distro_image: "ubuntu:22.04"
             extra_flags: ""

.pre-commit-config.yaml

@@ -15,8 +15,8 @@ repos:
     hooks:
       - id: pyupgrade
         args:
-          - --py36-plus
-        # We need the bootstrap.py script to be parsable with Python 3.5, so we
+          - --py39-plus
+        # We need the bootstrap.py script to be parsable with Python 3.8, so we
         # exclude it from the pyupgrade hook that will apply f-strings etc.
         exclude: bootstrap/bootstrap.py
 

bootstrap/bootstrap.py

@@ -9,10 +9,10 @@
 
 Constraints:
 
-    - The entire script should be compatible with Python 3.8, which is the default on
-      Ubuntu 20.04.
-    - The script should parse in Python 3.6 as we print error messages for using
-      Ubuntu 18.04 which comes with Python 3.6 by default.
+    - The entire script should be compatible with Python 3.9, which is the default on
+      Debian 11.
+    - The script should parse in Python 3.8 as we print error messages for using
+      Ubuntu 20.04 which comes with Python 3.8 by default.
     - The script must depend only on stdlib modules, as no previous installation
       of dependencies can be assumed.
 
@@ -210,22 +210,22 @@ def ensure_host_system_can_install_tljh():
     Check if TLJH is installable in current host system and exit with a clear
     error message otherwise.
     """
-    # Require Ubuntu 20.04+ or Debian 11+
+    # Require Ubuntu 22.04+ or Debian 11+
     distro = get_os_release_variable("ID")
     version = get_os_release_variable("VERSION_ID")
     if distro not in ["ubuntu", "debian"]:
         print("The Littlest JupyterHub currently supports Ubuntu or Debian Linux only")
         sys.exit(1)
-    elif distro == "ubuntu" and _parse_version(version) < (20, 4):
-        print("The Littlest JupyterHub requires Ubuntu 20.04 or higher")
+    elif distro == "ubuntu" and _parse_version(version) < (22, 4):
+        print("The Littlest JupyterHub requires Ubuntu 22.04 or higher")
         sys.exit(1)
     elif distro == "debian" and _parse_version(version) < (11,):
         print("The Littlest JupyterHub requires Debian 11 or higher")
         sys.exit(1)
 
-    # Require Python 3.8+
-    if sys.version_info < (3, 8):
-        print(f"bootstrap.py must be run with at least Python 3.8, found {sys.version}")
+    # Require Python 3.9+
+    if sys.version_info < (3, 9):
+        print(f"bootstrap.py must be run with at least Python 3.9, found {sys.version}")
         sys.exit(1)
 
     # Require systemd (systemctl is a part of systemd)

integration-tests/test_bootstrap.py

@@ -85,9 +85,9 @@ def test_ubuntu_too_old():
     """
     Error with a useful message when running in older Ubuntu
     """
-    output = _run_bootstrap_in_container("ubuntu:18.04", False)
+    output = _run_bootstrap_in_container("ubuntu:20.04", False)
     _stop_container()
-    assert output.stdout == "The Littlest JupyterHub requires Ubuntu 20.04 or higher\n"
+    assert output.stdout == "The Littlest JupyterHub requires Ubuntu 22.04 or higher\n"
     assert output.returncode == 1
 
 

integration-tests/test_extensions.py

@@ -29,8 +29,7 @@ def test_labextensions():
     # jupyter-labextension writes to stdout and stderr weirdly
     proc = subprocess.run(
         ["/opt/tljh/user/bin/jupyter-labextension", "list"],
-        stderr=subprocess.PIPE,
-        stdout=subprocess.PIPE,
+        capture_output=True,
     )
 
     extensions = [

pyproject.toml

@@ -25,12 +25,10 @@ profile = "black"
 # target-version should be all supported versions, see
 # https://github.com/psf/black/issues/751#issuecomment-473066811
 target_version = [
-    "py36",
-    "py37",
-    "py38",
     "py39",
     "py310",
     "py311",
+    "py312",
 ]
 
 
@@ -67,7 +65,7 @@ omit = [
 github_url = "https://github.com/jupyterhub/the-littlest-jupyterhub"
 
 [tool.tbump.version]
-current = "1.0.1.dev"
+current = "2.0.0.dev"
 regex = '''
     (?P<major>\d+)
     \.

setup.py

@@ -2,23 +2,24 @@
 
 setup(
     name="the-littlest-jupyterhub",
-    version="1.0.1.dev",
+    version="2.0.0.dev",
     description="A small JupyterHub distribution",
     url="https://github.com/jupyterhub/the-littlest-jupyterhub",
     author="Jupyter Development Team",
     author_email="[email protected]",
     license="3 Clause BSD",
     packages=find_packages(),
     include_package_data=True,
+    python_requires=">=3.9",
     install_requires=[
-        "ruamel.yaml==0.17.*",
+        "ruamel.yaml==0.18.*",
         "jinja2",
         "pluggy==1.*",
         "backoff",
         "filelock",
         "requests",
         "bcrypt",
-        "jupyterhub-traefik-proxy==1.*",
+        "jupyterhub-traefik-proxy==2.*",
     ],
     entry_points={
         "console_scripts": [

tests/test_config.py

@@ -143,18 +143,21 @@ def test_remove_from_config_error():
 
 
 def test_reload_hub():
-    with mock.patch("tljh.systemd.restart_service") as restart_service, mock.patch(
-        "tljh.systemd.check_service_active"
-    ) as check_active, mock.patch("tljh.config.check_hub_ready") as check_ready:
+    with (
+        mock.patch("tljh.systemd.restart_service") as restart_service,
+        mock.patch("tljh.systemd.check_service_active") as check_active,
+        mock.patch("tljh.config.check_hub_ready") as check_ready,
+    ):
         config.reload_component("hub")
     restart_service.assert_called_with("jupyterhub")
     check_active.assert_called_with("jupyterhub")
 
 
 def test_reload_proxy(tljh_dir):
-    with mock.patch("tljh.systemd.restart_service") as restart_service, mock.patch(
-        "tljh.systemd.check_service_active"
-    ) as check_active:
+    with (
+        mock.patch("tljh.systemd.restart_service") as restart_service,
+        mock.patch("tljh.systemd.check_service_active") as check_active,
+    ):
         config.reload_component("proxy")
     restart_service.assert_called_with("traefik")
     check_active.assert_called_with("traefik")

tljh/requirements-hub-env.txt

@@ -10,12 +10,12 @@
 #
 jupyterhub>=5.1.0,<6
 jupyterhub-systemdspawner>=1.0.1,<2
-jupyterhub-firstuseauthenticator>=1.0.0,<2
-jupyterhub-nativeauthenticator>=1.2.0,<2
-jupyterhub-ldapauthenticator>=1.3.2,<2
+jupyterhub-firstuseauthenticator>=1.1.0,<2
+jupyterhub-nativeauthenticator>=1.3.0,<2
+jupyterhub-ldapauthenticator==2.0.0b2  # FIXME: update to >=2.0.0,<3
 jupyterhub-tmpauthenticator>=1.0.0,<2
 oauthenticator>=17,<18
-jupyterhub-idle-culler>=1.2.1,<2
+jupyterhub-idle-culler>=1.4.0,<2
 
 # pycurl is installed to improve reliability and performance for when JupyterHub
 # makes web requests. JupyterHub will use tornado's CurlAsyncHTTPClient when
@@ -25,4 +25,4 @@ jupyterhub-idle-culler>=1.2.1,<2
 # ref: https://www.tornadoweb.org/en/stable/httpclient.html#module-tornado.simple_httpclient
 # ref: https://github.com/jupyterhub/the-littlest-jupyterhub/issues/289
 #
-pycurl>=7.45.2,<8
+pycurl>=7.45.3,<8