direnv: layout_poetry

direnv/direnvrc

@@ -67,3 +67,18 @@ use_nvm() {
   # Make sure to run `nvm install $node_version` first.
   nvm use $node_version
 }
+
+# From https://github.com/direnv/direnv/wiki/Python#poetry
+layout_poetry() {
+  if [[ ! -f pyproject.toml ]]; then
+    log_error 'No pyproject.toml found. Use `poetry new` or `poetry init` to create one first.'
+    exit 2
+  fi
+
+  # Create venv if it doesn't exist
+  poetry run true
+
+  export VIRTUAL_ENV="$(poetry env info --path)"
+  export POETRY_ACTIVE=1
+  PATH_add "$VIRTUAL_ENV/bin"
+}