v2026.4.0

Changes:

Feature Requests:

• #437: Add Jupyter notebook cell support via LSP 3.17 Notebook Document Sync
• #383: Restart server on config file change

Bugs:

• #327: Use global settings for ignorePatterns default
• #431: Fix server spawn failure when flake8.cwd contains unresolved file-based variables
• #420: Gracefully handle OSError in change_cwd
• #414: Add Python Environments extension support with legacy fallback
• #409: Use new python environments extension for resolving python interpreter
• #404: Sync with template: expand get_cwd() variable substitution and add tests

See More

• #401: Sync with template: Fix duplicate server handlers on concurrent restarts
• #365: Capitalize "python" in user-facing text
• #362: Symlinks should not be resolved when getting workspace settings

Others:

• #492: Add manual validation stage to stable release pipeline
• #491: Switch stable pipeline trigger to release branches only
• #490: Narrow stable pipeline tag trigger to v* pattern
• #489: Bump version to 2026.4.0
• #488: Add release agent instructions
• #483: refactor: replace per-cell notebook linting with whole-notebook linting
• #482: refactor: normalize lsp_utils.py signatures
• #480: test: parametrize logging and global_defaults tests
• #481: test: parametrize publish_diagnostics open/save tests
• #479: test: parametrize get_cwd and adopt conftest in change_cwd
• #478: test: add test_diagnostic_regex.py for output parsing
• #477: Remove duplicate mock setup from test_get_cwd.py, rely on conftest
• #475: Refactor: backport shared test coverage (envFile + utilities + configWatcher dispose)
• #466: Refactor: expandTilde dedup, jsonrpc env+ConnectionError, _get_settings_by_path
• #468: Refactor: add exit_code field to RunResult
• #472: Refactor: merge vscodeapi.ts to cross-repo superset
• #471: Refactor: upgrade configWatcher.ts disposal pattern
• #473: Refactor: add l10n bundle directory for localization
• #467: Refactor: is_match add workspace_root parameter
• #367: Update to Pygls 2
• #459: test: add missing test coverage for PRs #327, #367
• #464: refactor: extract envFile.ts module from server.ts
• #463: fix: revert Uri.file to Uri.parse for settings.workspace
• #457: Feature Parity: Tier 1 priority fixes
• #451: Template sync: skip dependency update PRs
• #435: Bump version to 2026.3.0-dev
• #449: Fix template sync: limit to 48h PRs, prevent duplicate issues
• #440: Align pipeline npm registry with .npmrc feed
• #434: Replace hand-rolled typings with @vscode/python-environments npm package
• #385: Fix stdlib detection and add separate handling for site-packages files
• #430: Enable publishing by default in pre-release pipeline
• #428: Replace try-except-pass with contextlib.suppress
• #425: Bump github/gh-aw from 0.51.6 to 0.53.2 in the github-actions-minor-patch group
• #424: Bump the npm-minor-patch group with 3 updates
• #427: Exclude .dist-info directories from extension package
• #426: Fix glob pattern for .pyc files in .vscodeignore
• #418: Rewrite extension-template-sync to detect unsynced PRs and create issues
• #417: Add automated tests for interpreter resolution
• #410: Bump minimatch from 3.1.2 to 3.1.5
• #400: Bump actions/download-artifact from 6.0.0 to 7.0.0
• #399: Bump actions/setup-node from 3 to 6
• #398: Bump github/gh-aw from 0.47.5 to 0.50.3 in the github-actions-minor-patch group
• #397: Bump glob from 13.0.5 to 13.0.6 in the npm-minor-patch group
• #406: Add loading message and related issues section to triage workflow
• #405: Update template sync workflow and add copilot instructions
• #395: Agentic Workflow: Extension template sync
• #394: Agentic Workflow: Check tool repo for issue triage
• #392: Add PR creation skill for Copilot
• #393: Update @vscode/vsce to ^3.7.1-1
• #386: Bump glob from 13.0.3 to 13.0.5 in the npm-minor-patch group
• #390: Disable CI trigger in stable pipeline
• #388: Agentic Workflow: Update Python versions using JSON endpoint
• #391: Agentic Workflow: Check issues on Python Tools Extension Template
• #389: add nuget for pipeline
• #387: update build template flake8
• #384: Agent update python
• #382: Create new agent
• #381: Bump minimum Python version from 3.9 to 3.10
• #379: Bump @types/glob from 8.1.0 to 9.0.0
• #378: Bump the npm-minor-patch group across 1 directory with 6 updates
• #373: Bump glob from 10.5.0 to 13.0.2
• #374: Bump webpack-cli from 5.1.4 to 6.0.1
• #377: Bump qs from 6.14.0 to 6.14.2
• #375: Bump @vscode/vsce from 2.32.0 to 3.7.1
• #376: Update action labels
• #366: Add dependabot config
• #358: Bump jws from 3.2.2 to 3.2.3
• #354: Bump glob from 10.4.5 to 10.5.0
• #355: convert to azure pipeline
• #348: Bump Node.js from 20.x to 22.17.0 and modernize CI/CD tooling
• #344: Update brace-expansion and tar-fs versions to latest
• #345: Upgrade Node setup action to v3 in build and lint workflows
• #341: Bump tar-fs from 2.1.1 to 2.1.2
• #342: upgrade to node 20
• #339: update to 2025.3.0

This list of changes was auto generated.