Merge branch 'main' into spontaneous-flea

Author: eleanorjboyd

build/azure-pipeline.stable.yml

@@ -128,7 +128,7 @@ extends:
           project: 'Monaco'
           definition: 593
           buildVersionToDownload: 'latestFromBranch'
-          branchName: 'refs/heads/release/2025.16'
+          branchName: 'refs/heads/release/2026.0'
           targetPath: '$(Build.SourcesDirectory)/python-env-tools/bin'
           artifactName: 'bin-$(buildTarget)'
           itemPattern: |

package-lock.json

@@ -2,7 +2,7 @@
     "name": "python",
     "displayName": "Python",
     "description": "Python language support with extension access points for IntelliSense (Pylance), Debugging (Python Debugger), linting, formatting, refactoring, unit tests, and more.",
-    "version": "2025.21.0-dev",
+    "version": "2026.1.0-dev",
     "featureFlags": {
         "usingNewInterpreterStorage": true
     },

package.json

@@ -75,6 +75,9 @@ def __str__(self):
 
         return result
 
+    def __repr__(self):
+        return "<Custom PS1 for VS Code Python Shell Integration>"
+
 
 if sys.platform != "win32" and (not is_wsl):
     sys.ps1 = PS1()

python_files/pythonrc.py

@@ -264,17 +264,34 @@ def runner_with_cwd_env(
         pipe_name = generate_random_pipe_name("pytest-discovery-test")
 
     if "COVERAGE_ENABLED" in env_add and "_TEST_VAR_UNITTEST" not in env_add:
-        process_args = [
-            sys.executable,
-            "-m",
-            "pytest",
-            "-p",
-            "vscode_pytest",
-            "--cov=.",
-            "--cov-branch",
-            "-s",
-            *args,
-        ]
+        if "_PYTEST_MANUAL_PLUGIN_LOAD" in env_add:
+            # Test manual plugin loading scenario for issue #25590
+            process_args = [
+                sys.executable,
+                "-m",
+                "pytest",
+                "--disable-plugin-autoload",
+                "-p",
+                "pytest_cov.plugin",
+                "-p",
+                "vscode_pytest",
+                "--cov=.",
+                "--cov-branch",
+                "-s",
+                *args,
+            ]
+        else:
+            process_args = [
+                sys.executable,
+                "-m",
+                "pytest",
+                "-p",
+                "vscode_pytest",
+                "--cov=.",
+                "--cov-branch",
+                "-s",
+                *args,
+            ]
 
     # Generate pipe name, pipe name specific per OS type.
 

python_files/tests/pytestadapter/helpers.py

@@ -142,3 +142,23 @@ def test_coverage_w_omit_config():
     assert results
     # assert one file is reported and one file (as specified in pyproject.toml) is omitted
     assert len(results) == 1
+
+
+def test_pytest_cov_manual_plugin_loading():
+    """
+    Test that pytest-cov is detected when loaded manually via -p pytest_cov.plugin.
+
+    This test verifies the fix for issue #25590, where pytest-cov detection failed
+    when using --disable-plugin-autoload with -p pytest_cov.plugin. The plugin is
+    registered under its module name (pytest_cov.plugin) instead of entry point name
+    (pytest_cov) in this scenario.
+    """
+    args = ["--collect-only"]
+    env_add = {"COVERAGE_ENABLED": "True", "_PYTEST_MANUAL_PLUGIN_LOAD": "True"}
+    cov_folder_path = TEST_DATA_PATH / "coverage_gen"
+
+    # Should NOT raise VSCodePytestError about pytest-cov not being installed
+    actual = runner_with_cwd_env(args, cov_folder_path, env_add)
+    assert actual is not None
+    # Verify discovery succeeded (status != "error")
+    assert actual[0].get("status") != "error"

python_files/tests/pytestadapter/test_coverage.py

@@ -284,22 +284,21 @@ def send_run_data(raw_data, test_run_pipe):
     run_test_ids_pipe = os.environ.get("RUN_TEST_IDS_PIPE")
     test_run_pipe = os.getenv("TEST_RUN_PIPE")
     if not run_test_ids_pipe:
-        print("Error[vscode-unittest]: RUN_TEST_IDS_PIPE env var is not set.")
+        print("Error[vscode-unittest]: RUN_TEST_IDS_PIPE env var is not set.", file=sys.stderr)
         raise VSCodeUnittestError("Error[vscode-unittest]: RUN_TEST_IDS_PIPE env var is not set.")
     if not test_run_pipe:
-        print("Error[vscode-unittest]: TEST_RUN_PIPE env var is not set.")
+        print("Error[vscode-unittest]: TEST_RUN_PIPE env var is not set.", file=sys.stderr)
         raise VSCodeUnittestError("Error[vscode-unittest]: TEST_RUN_PIPE env var is not set.")
     test_ids = []
     cwd = pathlib.Path(start_dir).absolute()
     try:
         # Read the test ids from the file, attempt to delete file afterwords.
         ids_path = pathlib.Path(run_test_ids_pipe)
         test_ids = ids_path.read_text(encoding="utf-8").splitlines()
-        print("Received test ids from temp file.")
         try:
             ids_path.unlink()
         except Exception as e:
-            print("Error[vscode-pytest]: unable to delete temp file" + str(e))
+            print(f"Error[vscode-unittest]: unable to delete temp file: {e}", file=sys.stderr)
 
     except Exception as e:
         # No test ids received from buffer, return error payload
@@ -318,10 +317,6 @@ def send_run_data(raw_data, test_run_pipe):
     is_coverage_run = os.environ.get("COVERAGE_ENABLED") is not None
     include_branches = False
     if is_coverage_run:
-        print(
-            "COVERAGE_ENABLED env var set, starting coverage. workspace_root used as parent dir:",
-            workspace_root,
-        )
         import coverage
 
         # insert "python_files/lib/python" into the path so packaging can be imported
@@ -350,7 +345,6 @@ def send_run_data(raw_data, test_run_pipe):
 
     # If no error occurred, we will have test ids to run.
     if manage_py_path := os.environ.get("MANAGE_PY_PATH"):
-        print("MANAGE_PY_PATH env var set, running Django test suite.")
         args = argv[index + 1 :] or []
         django_execution_runner(manage_py_path, test_ids, args)
     else:

python_files/unittestadapter/execution.py

@@ -87,7 +87,9 @@ def __init__(self, message):
 
 
 def pytest_load_initial_conftests(early_config, parser, args):  # noqa: ARG001
-    has_pytest_cov = early_config.pluginmanager.hasplugin("pytest_cov")
+    has_pytest_cov = early_config.pluginmanager.hasplugin(
+        "pytest_cov"
+    ) or early_config.pluginmanager.hasplugin("pytest_cov.plugin")
     has_cov_arg = any("--cov" in arg for arg in args)
     if has_cov_arg and not has_pytest_cov:
         raise VSCodePytestError(

python_files/vscode_pytest/__init__.py

@@ -1,8 +1,8 @@
 # This file was autogenerated by uv via the following command:
 #    uv pip compile --generate-hashes requirements.in -o requirements.txt
-importlib-metadata==8.7.0 \
-    --hash=sha256:d13b81ad223b890aa16c5471f2ac3056cf76c5f10f82d6f9292f0b415f389000 \
-    --hash=sha256:e5dd1551894c77868a30651cef00984d50e1002d06942a7101d34870c5f02afd
+importlib-metadata==8.7.1 \
+    --hash=sha256:49fef1ae6440c182052f407c8d34a68f72efc36db9ca90dc0113398f2fdde8bb \
+    --hash=sha256:5a1f80bf1daa489495071efbb095d75a634cf28a8bc299581244063b53176151
     # via -r requirements.in
 microvenv==2025.0 \
     --hash=sha256:568155ec18af01c89f270d35d123ab803b09672b480c3702d15fd69e9cc5bd1e \

requirements.txt

@@ -87,7 +87,7 @@ export interface ICommandNameArgumentTypeMapping extends ICommandNameWithoutArgu
     ['jupyter.opennotebook']: [undefined | Uri, undefined | CommandSource];
     ['jupyter.runallcells']: [Uri];
     ['extension.open']: [string];
-    ['workbench.action.openIssueReporter']: [{ extensionId: string; issueBody: string }];
+    ['workbench.action.openIssueReporter']: [{ extensionId: string; issueBody: string; extensionData?: string }];
     [Commands.GetSelectedInterpreterPath]: [{ workspaceFolder: string } | string[]];
     [Commands.TriggerEnvironmentSelection]: [undefined | Uri];
     [Commands.Start_Native_REPL]: [undefined | Uri];