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+;;; oni-python.el --- Python configuration           -*- lexical-binding: t; -*-
+
+;; Copyright (C) 2019  Tom Willemse
+
+;; Author: Tom Willemse <tom@ryuslash.org>
+;; Keywords: local
+;; Version: 2026.0527.003213
+;; Package-Requires: (oni-company oni-flycheck oni-hydra oni-lsp rainbow-delimiters reformatter)
+
+;; This program is free software; you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; This program is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+;;; Commentary:
+
+;; My Python configuration.
+;;
+;; It features:
+;;   - Completion
+;;   - Syntax checking
+;;   - Right margin
+;;   - Delimiter balancing
+;;   - Automatic reformatting
+;;   - Delimiter highlighting
+
+;;; Code:
+
+(require 'company)
+(require 'hydra)
+(require 'python)
+(require 'reformatter)
+(require 'whitespace)
+
+;; Don't mind if treesit can't be loaded, maybe this Emacs doesn't have it.
+(require 'treesit nil t)
+
+(autoload 'hl-indent-mode "hl-indent-mode")
+
+(defconst oni-python-root
+  (file-name-directory
+   (or load-file-name
+       (buffer-file-name)))
+  "The directory where ‘oni-python’ was loaded from.")
+
+(defun oni-python-set-fill-column ()
+  "Set the `fill-column' and `comment-fill-column' for the current buffer.
+
+The values are taken from the PEP8 coding standard for Python."
+  (setq-local fill-column 80)
+  (setq-local comment-fill-column 72))
+
+(defun oni-python-whitespace-mode ()
+  "Set the `whitespace-style' to show the relevat whitespace.
+In Python buffers it should show any tabs being used and and used
+for indentation."
+  (setq-local whitespace-style '(face tabs))
+  (whitespace-mode))
+
+;;;###autoload
+(defun oni-python--enable-hooks (hook)
+  (add-hook hook 'company-mode)
+  (add-hook hook 'display-fill-column-indicator-mode)
+  (add-hook hook 'electric-indent-local-mode)
+  (add-hook hook 'electric-pair-local-mode)
+  (add-hook hook 'flycheck-mode)
+  (add-hook hook 'lsp)
+  (add-hook hook 'oni-python-set-fill-column)
+  (add-hook hook 'oni-python-whitespace-mode)
+  (add-hook hook 'python-black-on-save-mode)
+  (add-hook hook 'rainbow-delimiters-mode))
+
+(reformatter-define python-black
+  :program "black"
+  :args `("--line-length" ,(number-to-string fill-column) "-")
+  :lighter ""
+  :group 'python-black)
+
+(define-key python-mode-map (kbd "C-c r") 'python-refactor-hydra/body)
+
+(oni-python--enable-hooks 'python-mode-hook)
+
+;;;###autoload
+(when (and (functionp 'treesit-available-p)
+           (treesit-available-p)
+           (require 'treesit)
+           (treesit-ready-p 'python))
+  (add-to-list 'major-mode-remap-alist '(python-mode . python-ts-mode))
+  (oni-python--enable-hooks 'python-ts-mode-hook))
+
+(provide 'oni-python)
+;;; oni-python.el ends here