init/init-python.el at main · histevedo/init · GitHub

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;;; init-python.el --- Python editing -*- lexical-binding: t -*-
;;; Commentary:
;;; Code:

;; I use nix + direnv instead of virtualenv/pyenv/pyvenv, and it is an
;; approach which extends to other languages too. I recorded a
;; screencast about this: https://www.youtube.com/watch?v=TbIHRHy7_JM


(setq auto-mode-alist
      (append '(("SConstruct\\'" . python-mode)
                ("SConscript\\'" . python-mode))
              auto-mode-alist))

(setq python-shell-interpreter "python3")

(require-package 'pip-requirements)

(when (maybe-require-package 'anaconda-mode)
  (with-eval-after-load 'python
    ;; Anaconda doesn't work on remote servers without some work, so
    ;; by default we enable it only when working locally.
    (add-hook 'python-mode-hook
              (lambda () (unless (file-remote-p default-directory)
                           (anaconda-mode 1))))
    (add-hook 'anaconda-mode-hook
              (lambda ()
                (anaconda-eldoc-mode (if anaconda-mode 1 0)))))
  (with-eval-after-load 'anaconda-mode
    (define-key anaconda-mode-map (kbd "M-?") nil))
  (when (maybe-require-package 'company-anaconda)
    (with-eval-after-load 'company
      (with-eval-after-load 'python
        (add-to-list 'company-backends 'company-anaconda)))))

(when (maybe-require-package 'toml-mode)
  (add-to-list 'auto-mode-alist '("poetry\\.lock\\'" . toml-mode)))

(when (maybe-require-package 'reformatter)
  (reformatter-define black :program "black" :args '("-")))

(provide 'init-python)
;;; init-python.el ends here