fix: common.core.utils.TemporaryDirectory dependent on Django settings

src/common/core/utils.py

@@ -7,6 +7,7 @@
 from functools import lru_cache
 from itertools import cycle
 from typing import (
+    TYPE_CHECKING,
     Iterator,
     Literal,
     NotRequired,
@@ -17,19 +18,23 @@
 
 from django.conf import settings
 from django.contrib.auth import get_user_model
-from django.contrib.auth.models import AbstractBaseUser
 from django.db import connections
-from django.db.models import Manager, Model
 from django.db.utils import OperationalError
 
 from common.core import ReplicaReadStrategy
 
+if TYPE_CHECKING:
+    from django.contrib.auth.models import AbstractBaseUser
+    from django.db.models.base import Model
+    from django.db.models.manager import Manager
+
+
 logger = logging.getLogger(__name__)
 
 UNKNOWN = "unknown"
 VERSIONS_INFO_FILE_LOCATION = ".versions.json"
 
-ManagerType = TypeVar("ManagerType", bound=Manager[Model])
+ManagerType = TypeVar("ManagerType", bound="Manager[Model]")
 
 ReplicaNamePrefix = Literal["replica_", "cross_region_replica_"]
 _replica_sequential_names_by_prefix: dict[ReplicaNamePrefix, Iterator[str]] = {}
@@ -102,7 +107,7 @@ def get_version_info() -> VersionInfo:
     version_json["image_tag"] = manifest_versions["."]
 
     if not _is_saas:
-        user_objects: Manager[AbstractBaseUser] = getattr(get_user_model(), "objects")
+        user_objects: "Manager[AbstractBaseUser]" = getattr(get_user_model(), "objects")
 
         version_json["self_hosted_data"] = {
             "has_users": user_objects.exists(),

tests/integration/core/test_main.py

@@ -1,4 +1,5 @@
 import os
+import subprocess
 from pathlib import Path
 
 import django
@@ -110,9 +111,11 @@ def test_main__healthcheck_http__server_invalid_response__runs_expected(
         main(argv)
 
 
-def test_main__prometheus_multiproc_remove_dir_on_exit_default__expected() -> None:
+def test_main__prometheus_multiproc_remove_dir_on_exit_default__expected(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
     # Given
-    os.environ.pop("PROMETHEUS_MULTIPROC_DIR_KEEP", None)
+    monkeypatch.delenv("PROMETHEUS_MULTIPROC_DIR_KEEP", raising=False)
 
     # When
     main(["flagsmith"])
@@ -122,14 +125,28 @@ def test_main__prometheus_multiproc_remove_dir_on_exit_default__expected() -> No
 
 
 def test_main__prometheus_multiproc_remove_dir_on_exit_true__expected(
+    monkeypatch: pytest.MonkeyPatch,
     fs: FakeFilesystem,
 ) -> None:
     # Given
-    os.environ.pop("PROMETHEUS_MULTIPROC_DIR", None)
-    os.environ["PROMETHEUS_MULTIPROC_DIR_KEEP"] = "true"
+    monkeypatch.delenv("PROMETHEUS_MULTIPROC_DIR")
+    monkeypatch.setenv("PROMETHEUS_MULTIPROC_DIR_KEEP", "true")
 
     # When
     main(["flagsmith"])
 
     # Then
     assert Path(os.environ["PROMETHEUS_MULTIPROC_DIR"]).exists()
+
+
+def test_main__no_django_configured__expected_0(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    # Given
+    monkeypatch.delenv("DJANGO_SETTINGS_MODULE")
+
+    # When
+    output = subprocess.run("flagsmith")
+
+    # Then
+    assert output.returncode == 0