diff --git a/.devcontainer/devcontainer.json b/.devcontainer/devcontainer.json
index fc07d32bfc8..6c17601b98a 100644
--- a/.devcontainer/devcontainer.json
+++ b/.devcontainer/devcontainer.json
@@ -16,13 +16,13 @@
     "python.pythonPath": "/usr/local/bin/python",
     "python.linting.pylintEnabled": true,
     "python.linting.enabled": true,
-    "python.formatting.provider": "black",
     "editor.formatOnPaste": false,
     "editor.formatOnSave": true,
     "editor.formatOnType": true,
     "files.trimTrailingWhitespace": true,
     "terminal.integrated.shell.linux": "/bin/bash",
     "yaml.customTags": [
+      "!placeholder scalar",
       "!secret scalar",
       "!include_dir_named scalar",
       "!include_dir_list scalar",
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 43dcb903650..e2fbe9761d0 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -48,6 +48,7 @@ repos:
       - id: check-executables-have-shebangs
         stages: [manual]
       - id: check-json
+        exclude: .vscode
       - id: no-commit-to-branch
         args:
           - --branch=dev
diff --git a/.vscode/launch.json b/.vscode/launch.json
new file mode 100644
index 00000000000..6976e26ebb2
--- /dev/null
+++ b/.vscode/launch.json
@@ -0,0 +1,15 @@
+{
+  // Use IntelliSense to learn about possible attributes.
+  // Hover to view descriptions of existing attributes.
+  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+  "version": "0.2.0",
+  "configurations": [
+    {
+      "name": "Home Assistant",
+      "type": "python",
+      "request": "launch",
+      "module": "homeassistant",
+      "args": ["--debug", "-c", "config"]
+    }
+  ]
+}
diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000000..910db092e70
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,8 @@
+{
+  "python.formatting.provider": "black",
+  // https://code.visualstudio.com/docs/python/testing#_pytest-configuration-settings
+  "python.testing.pytestEnabled": true,
+  // Added --no-cov to work around TypeError: message must be set
+  // https://github.com/microsoft/vscode-python/issues/14067
+  "python.testing.pytestArgs": ["--no-cov"]
+}