René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"Variable substitution doesn't work in settings.json file","articleBody":"Hello everyone,\r\n\r\nHere is logs for language server:\r\n\r\n```bash\r\n[Info  - 3:42:34 PM] User search paths:\r\n[Info  - 3:42:34 PM]     /Users/artemav/code/GPflow/${env:HOME}/.local/virtual-site-packages\r\n[Info  - 3:42:36 PM] done.\r\n[Info  - 3:42:36 PM] Analysis restarted\r\n```\r\n\r\nHere are settings:\r\n```json\r\n    \"python.autoComplete.extraPaths\": [\r\n        \"/Users/artemav/.local/virtual-site-packages\",\r\n        \"${env:HOME}/.local/virtual-site-packages\"\r\n    ]\r\n```\r\n\r\nAnd not only `env` variables don't work, `workspaceFolder` variable doesn't work either. Check this thread https://github.com/microsoft/vscode-python/issues/7684#issuecomment-557730292.\r\n\r\n**OS: macOS Mojave 10.14.6\r\nVersion: 1.40.1\r\nCommit: 8795a9889db74563ddd43eb0a897a2384129a619\r\nDate: 2019-11-13T16:47:44.719Z\r\nElectron: 6.1.2\r\nChrome: 76.0.3809.146\r\nNode.js: 12.4.0\r\nV8: 7.6.303.31-electron.0\r\nOS: Darwin x64 18.7.0**\r\n","author":{"url":"https://github.com/awav","@type":"Person","name":"awav"},"datePublished":"2019-11-25T10:47:09.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":1},"url":"https://github.com/1812/python-language-server/issues/1812"}