Setup direnv integration

README.org

@@ -69,6 +69,7 @@ and I have no insight into how it behaves on older versions.
 
 I have built this configuration with the following tools in mind:
 
+- [[https://direnv.net/][direnv (=direnv=)]]
 - [[https://github.com/BurntSushi/ripgrep][ripgrep (=rg=)]]
 - [[https://git-scm.com][Git (=git=)]]
 - [[https://www.gnupg.org][GnuPG (=gpg=)]]

init.el

@@ -128,6 +128,7 @@ advice for `require-package', to which ARGS are passed."
     csv-mode              ; CSV file editing mode
     embark                ; Contextual actions in buffers
     embark-consult        ; Embark integration with Consult
+    envrc                 ; Environment variable manager for shell
     erc-hl-nicks          ; Nick highlighting in ERC (IRC client)
     flyspell-correct      ; Correct spelling with popup menus
     git-modes             ; Modes for Git-related files
@@ -2366,6 +2367,12 @@ This function serves multiple purposes:
 ;; Pressing "M-s e" will open Eshell in the current buffer.
 (global-set-key (kbd "M-s e") 'eshell)
 
+;; Setup buffer-local direnv integration for Emacs.
+(when (executable-find "direnv")
+  ;; `envrc-global-mode' should be enabled after other global minor modes,
+  ;; since each prepends itself to various hooks.
+  (add-hook 'after-init-hook #'envrc-global-mode))
+
 
 ;;;; News, Feeds and Mail
 

share/doc/python/USAGE.org

@@ -0,0 +1,16 @@
+* Setup python project
+
+Go to project root and run the following commands:
+
+#+begin_src shell
+  # Set it up for direnv
+  echo "export VIRTUAL_ENV=.venv" > .envrc
+  echo "layout python3" > .envrc
+
+  direnv allow
+
+  # Set up language server
+  python -m pip install python-lsp-server pylsp-mypy
+#+end_src
+
+Next, open project in Emacs and run ~M-x lsp~.