-;;; python.el --- Python's flying circus support for Emacs
+;;; python.el --- Python's flying circus support for Emacs -*- coding: utf-8 -*-
-;; Copyright (C) 2010, 2011 Free Software Foundation, Inc.
+;; Copyright (C) 2003-2012 Free Software Foundation, Inc.
;; Author: Fabián E. Gallina <fabian@anue.biz>
;; URL: https://github.com/fgallina/python.el
-;; Version: 0.23.1
+;; Version: 0.24.2
;; Maintainer: FSF
;; Created: Jul 2010
;; Keywords: languages
-;; This file is NOT part of GNU Emacs.
+;; This file is part of GNU Emacs.
-;; python.el 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.
+;; GNU Emacs 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.
-;; python.el 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.
+;; GNU Emacs 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 python.el. If not, see <http://www.gnu.org/licenses/>.
+;; along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; indentation bits extracted from original Dave Love's python.el
;; found in GNU/Emacs.
-;; While it probably has less features than Dave Love's python.el and
-;; PSF's python-mode.el it provides the main stuff you'll need while
-;; keeping it simple :)
-
;; Implements Syntax highlighting, Indentation, Movement, Shell
;; interaction, Shell completion, Shell virtualenv support, Pdb
;; tracking, Symbol completion, Skeletons, FFAP, Code Check, Eldoc,
;; Movement: `beginning-of-defun' and `end-of-defun' functions are
;; properly implemented. There are also specialized
-;; `forward-sentence' and `backward-sentence' replacements
-;; (`python-nav-forward-sentence', `python-nav-backward-sentence'
-;; respectively). Extra functions `python-nav-sentence-start' and
-;; `python-nav-sentence-end' are included to move to the beginning and
-;; to the end of a setence while taking care of multiline definitions.
+;; `forward-sentence' and `backward-sentence' replacements called
+;; `python-nav-forward-block', `python-nav-backward-block'
+;; respectively which navigate between beginning of blocks of code.
+;; Extra functions `python-nav-forward-statement',
+;; `python-nav-backward-statement', `python-nav-statement-start',
+;; `python-nav-statement-end', `python-nav-block-start' and
+;; `python-nav-block-end' are included but no bound to any key.
;; `python-nav-jump-to-defun' is provided and allows jumping to a
;; function or class definition quickly in the current buffer.
;; "VIRTUAL_ENV=/path/to/env/"))
;; (python-shell-exec-path . ("/path/to/env/bin/"))
-;; Since the above is cumbersome and can be programatically
+;; Since the above is cumbersome and can be programmatically
;; calculated, the variable `python-shell-virtualenv-path' is
;; provided. When this variable is set with the path of the
;; virtualenv to use, `process-environment' and `exec-path' get proper
(let ((map (make-sparse-keymap)))
;; Movement
(substitute-key-definition 'backward-sentence
- 'python-nav-backward-sentence
+ 'python-nav-backward-block
map global-map)
(substitute-key-definition 'forward-sentence
- 'python-nav-forward-sentence
+ 'python-nav-forward-block
map global-map)
(define-key map "\C-c\C-j" 'python-nav-jump-to-defun)
;; Indent specific
(eval-when-compile
(defconst python-rx-constituents
- (list
- `(block-start . ,(rx symbol-start
+ `((block-start . ,(rx symbol-start
(or "def" "class" "if" "elif" "else" "try"
"except" "finally" "for" "while" "with")
symbol-end))
- `(decorator . ,(rx line-start (* space) ?@ (any letter ?_)
+ (decorator . ,(rx line-start (* space) ?@ (any letter ?_)
(* (any word ?_))))
- `(defun . ,(rx symbol-start (or "def" "class") symbol-end))
- `(if-name-main . ,(rx line-start "if" (+ space) "__name__"
- (+ space) "==" (+ space)
- (any ?' ?\") "__main__" (any ?' ?\")
- (* space) ?:))
- `(symbol-name . ,(rx (any letter ?_) (* (any word ?_))))
- `(open-paren . ,(rx (or "{" "[" "(")))
- `(close-paren . ,(rx (or "}" "]" ")")))
- `(simple-operator . ,(rx (any ?+ ?- ?/ ?& ?^ ?~ ?| ?* ?< ?> ?= ?%)))
- `(not-simple-operator . ,(rx
+ (defun . ,(rx symbol-start (or "def" "class") symbol-end))
+ (if-name-main . ,(rx line-start "if" (+ space) "__name__"
+ (+ space) "==" (+ space)
+ (any ?' ?\") "__main__" (any ?' ?\")
+ (* space) ?:))
+ (symbol-name . ,(rx (any letter ?_) (* (any word ?_))))
+ (open-paren . ,(rx (or "{" "[" "(")))
+ (close-paren . ,(rx (or "}" "]" ")")))
+ (simple-operator . ,(rx (any ?+ ?- ?/ ?& ?^ ?~ ?| ?* ?< ?> ?= ?%)))
+ ;; FIXME: rx should support (not simple-operator).
+ (not-simple-operator . ,(rx
(not
(any ?+ ?- ?/ ?& ?^ ?~ ?| ?* ?< ?> ?= ?%))))
- `(operator . ,(rx (or "+" "-" "/" "&" "^" "~" "|" "*" "<" ">"
+ ;; FIXME: Use regexp-opt.
+ (operator . ,(rx (or "+" "-" "/" "&" "^" "~" "|" "*" "<" ">"
"=" "%" "**" "//" "<<" ">>" "<=" "!="
"==" ">=" "is" "not")))
- `(assignment-operator . ,(rx (or "=" "+=" "-=" "*=" "/=" "//=" "%=" "**="
+ ;; FIXME: Use regexp-opt.
+ (assignment-operator . ,(rx (or "=" "+=" "-=" "*=" "/=" "//=" "%=" "**="
">>=" "<<=" "&=" "^=" "|="))))
"Additional Python specific sexps for `python-rx'"))
;; Extra:
"__all__" "__doc__" "__name__" "__package__")
symbol-end) . font-lock-builtin-face)
- ;; asignations
+ ;; assignments
;; support for a = b = c = 5
(,(lambda (limit)
(let ((re (python-rx (group (+ (any word ?. ?_)))
(set-match-data nil)))))
(1 font-lock-variable-name-face nil nil))))
-(defconst python-font-lock-syntactic-keywords
+(defconst python-syntax-propertize-function
;; Make outer chars of matching triple-quote sequences into generic
;; string delimiters. Fixme: Is there a better way?
;; First avoid a sequence preceded by an odd number of backslashes.
- `((,(concat "\\(?:\\([RUru]\\)[Rr]?\\|^\\|[^\\]\\(?:\\\\.\\)*\\)" ;Prefix.
- "\\(?:\\('\\)'\\('\\)\\|\\(?2:\"\\)\"\\(?3:\"\\)\\)")
- (3 (python-quote-syntax)))))
+ (syntax-propertize-rules
+ (;; ¡Backrefs don't work in syntax-propertize-rules!
+ (concat "\\(?:\\([RUru]\\)[Rr]?\\|^\\|[^\\]\\(?:\\\\.\\)*\\)" ;Prefix.
+ "\\(?:\\('\\)'\\('\\)\\|\\(?2:\"\\)\"\\(?3:\"\\)\\)")
+ (3 (ignore (python-quote-syntax))))))
(defun python-quote-syntax ()
"Put `syntax-table' property correctly on triple quote.
:group 'python
:safe 'booleanp)
+(define-obsolete-variable-alias
+ 'python-indent 'python-indent-offset "24.2")
+
+(define-obsolete-variable-alias
+ 'python-guess-indent 'python-indent-guess-indent-offset "24.2")
+
(defvar python-indent-current-level 0
"Current indentation level `python-indent-line-function' is using.")
(defun python-indent-guess-indent-offset ()
"Guess and set `python-indent-offset' for the current buffer."
+ (interactive)
(save-excursion
(save-restriction
(widen)
((setq start (save-excursion
(back-to-indentation)
(python-util-forward-comment -1)
- (python-nav-sentence-start)
+ (python-nav-statement-start)
(point-marker)))
'after-line)
;; Do not indent
('inside-string
(goto-char context-start)
(current-indentation))
- ;; After backslash we have several posibilities
+ ;; After backslash we have several possibilities.
('after-backslash
(cond
;; Check if current line is a dot continuation. For this
(current-column))))
(t
(forward-line -1)
- (goto-char (python-info-beginning-of-backlash))
+ (goto-char (python-info-beginning-of-backslash))
(if (save-excursion
(and
(forward-line -1)
(goto-char
- (or (python-info-beginning-of-backlash) (point)))
+ (or (python-info-beginning-of-backslash) (point)))
(python-info-line-ends-backslash-p)))
;; The two previous lines ended in a backslash so we must
;; respect previous line indentation.
;; correctly
('inside-paren
(cond
- ;; If current line closes the outtermost open paren use the
+ ;; If current line closes the outermost open paren use the
;; current indentation of the context-start line.
((save-excursion
(skip-syntax-forward "\s" (line-end-position))
(beginning-of-line)
(delete-horizontal-space)
(indent-to (nth python-indent-current-level python-indent-levels))
- (save-restriction
- (widen)
- (let ((closing-block-point (python-info-closing-block)))
- (when closing-block-point
- (message "Closes %s" (buffer-substring
- closing-block-point
- (save-excursion
- (goto-char closing-block-point)
- (line-end-position))))))))
+ (python-info-closing-block-message))
(defun python-indent-line-function ()
"`indent-line-function' for Python mode.
(python-info-ppss-context 'comment))))
(let ((indentation (current-indentation))
(calculated-indentation (python-indent-calculate-indentation)))
+ (python-info-closing-block-message)
(when (> indentation calculated-indentation)
(save-excursion
(indent-line-to calculated-indentation)
- (when (not (python-info-closing-block))
+ (when (not (python-info-closing-block-message))
(indent-line-to indentation)))))))
(put 'python-indent-electric-colon 'delete-selection t)
+(defun python-indent-post-self-insert-function ()
+ "Adjust closing paren line indentation after a char is added.
+This function is intended to be added to the
+`post-self-insert-hook.' If a line renders a paren alone, after
+adding a char before it, the line will be re-indented
+automatically if needed."
+ (when (and (eq (char-before) last-command-event)
+ (not (bolp))
+ (memq (char-after) '(?\) ?\] ?\})))
+ (save-excursion
+ (goto-char (line-beginning-position))
+ ;; If after going to the beginning of line the point
+ ;; is still inside a paren it's ok to do the trick
+ (when (python-info-ppss-context 'paren)
+ (let ((indentation (python-indent-calculate-indentation)))
+ (when (< (current-indentation) indentation)
+ (indent-line-to indentation)))))))
+
\f
;;; Navigation
The name of the defun should be grouped so it can be retrieved
via `match-string'.")
-(defun python-nav-beginning-of-defun (&optional nodecorators)
+(defun python-nav-beginning-of-defun (&optional arg)
"Move point to `beginning-of-defun'.
-When NODECORATORS is non-nil decorators are not included. This
-is the main part of`python-beginning-of-defun-function'
-implementation. Return non-nil if point is moved to the
-`beginning-of-defun'."
- (let ((indent-pos (save-excursion
- (back-to-indentation)
- (point-marker)))
- (found)
- (include-decorators
- (lambda ()
- (when (not nodecorators)
- (when (save-excursion
- (forward-line -1)
- (looking-at (python-rx decorator)))
- (while (and (not (bobp))
- (forward-line -1)
- (looking-at (python-rx decorator))))
- (when (not (bobp)) (forward-line 1)))))))
- (if (and (> (point) indent-pos)
- (save-excursion
- (goto-char (line-beginning-position))
- (looking-at python-nav-beginning-of-defun-regexp)))
- (progn
- (goto-char (line-beginning-position))
- (funcall include-decorators)
- (setq found t))
- (goto-char (line-beginning-position))
- (when (re-search-backward python-nav-beginning-of-defun-regexp nil t)
- (setq found t))
- (goto-char (or (python-info-ppss-context 'string) (point)))
- (funcall include-decorators))
- found))
-
-(defun python-beginning-of-defun-function (&optional arg nodecorators)
+With positive ARG move search backwards. With negative do the
+same but forward. When ARG is nil or 0 defaults to 1. This is
+the main part of `python-beginning-of-defun-function'. Return
+non-nil if point is moved to `beginning-of-defun'."
+ (when (or (null arg) (= arg 0)) (setq arg 1))
+ (let* ((re-search-fn (if (> arg 0)
+ #'re-search-backward
+ #'re-search-forward))
+ (line-beg-pos (line-beginning-position))
+ (line-content-start (+ line-beg-pos (current-indentation)))
+ (pos (point-marker))
+ (found
+ (progn
+ (when (and (< arg 0)
+ (python-info-looking-at-beginning-of-defun))
+ (end-of-line 1))
+ (while (and (funcall re-search-fn
+ python-nav-beginning-of-defun-regexp nil t)
+ (python-info-ppss-context-type)))
+ (and (python-info-looking-at-beginning-of-defun)
+ (or (not (= (line-number-at-pos pos)
+ (line-number-at-pos)))
+ (and (>= (point) line-beg-pos)
+ (<= (point) line-content-start)
+ (> pos line-content-start)))))))
+ (if found
+ (or (beginning-of-line 1) t)
+ (and (goto-char pos) nil))))
+
+(defun python-beginning-of-defun-function (&optional arg)
"Move point to the beginning of def or class.
-With positive ARG move that number of functions forward. With
-negative do the same but backwards. When NODECORATORS is non-nil
-decorators are not included. Return non-nil if point is moved to the
-`beginning-of-defun'."
+With positive ARG move that number of functions backwards. With
+negative do the same but forward. When ARG is nil or 0 defaults
+to 1. Return non-nil if point is moved to `beginning-of-defun'."
(when (or (null arg) (= arg 0)) (setq arg 1))
- (if (> arg 0)
- (dotimes (i arg (python-nav-beginning-of-defun nodecorators)))
- (let ((found))
- (dotimes (i (- arg) found)
- (python-end-of-defun-function)
- (python-util-forward-comment)
- (goto-char (line-end-position))
- (when (not (eobp))
- (setq found
- (python-nav-beginning-of-defun nodecorators)))))))
+ (let ((found))
+ (cond ((and (eq this-command 'mark-defun)
+ (python-info-looking-at-beginning-of-defun)))
+ (t
+ (dotimes (i (if (> arg 0) arg (- arg)))
+ (when (and (python-nav-beginning-of-defun arg)
+ (not found))
+ (setq found t)))))
+ found))
(defun python-end-of-defun-function ()
"Move point to the end of def or class.
Returns nil if point is not in a def or class."
(interactive)
- (let ((beg-defun-indent)
- (decorator-regexp "[[:space:]]*@"))
- (when (looking-at decorator-regexp)
- (while (and (not (eobp))
- (forward-line 1)
- (looking-at decorator-regexp))))
- (when (not (looking-at python-nav-beginning-of-defun-regexp))
- (python-beginning-of-defun-function))
- (setq beg-defun-indent (current-indentation))
- (forward-line 1)
- (while (and (forward-line 1)
- (not (eobp))
- (or (not (current-word))
- ;; This checks if the indentation is less than the base
- ;; one and if the line is not a comment
- (or (> (current-indentation) beg-defun-indent)
- (equal
- (char-after
- (+ (point) (current-indentation))) ?#)))))
- (python-util-forward-comment)
- (goto-char (line-beginning-position))))
-
-(defun python-nav-sentence-start ()
- "Move to start of current sentence."
+ (let ((beg-defun-indent))
+ (when (or (python-info-looking-at-beginning-of-defun)
+ (python-beginning-of-defun-function 1)
+ (python-beginning-of-defun-function -1))
+ (setq beg-defun-indent (current-indentation))
+ (forward-line 1)
+ ;; Go as forward as possible
+ (while (and (or
+ (python-nav-beginning-of-defun -1)
+ (and (goto-char (point-max)) nil))
+ (> (current-indentation) beg-defun-indent)))
+ (beginning-of-line 1)
+ ;; Go as backwards as possible
+ (while (and (forward-line -1)
+ (not (bobp))
+ (or (not (current-word))
+ (equal (char-after (+ (point) (current-indentation))) ?#)
+ (<= (current-indentation) beg-defun-indent)
+ (looking-at (python-rx decorator))
+ (python-info-ppss-context-type))))
+ (forward-line 1)
+ ;; If point falls inside a paren or string context the point is
+ ;; forwarded at the end of it (or end of buffer if its not closed)
+ (let ((context-type (python-info-ppss-context-type)))
+ (when (memq context-type '(paren string))
+ ;; Slow but safe.
+ (while (and (not (eobp))
+ (python-info-ppss-context-type))
+ (forward-line 1)))))))
+
+(defun python-nav-statement-start ()
+ "Move to start of current statement."
(interactive "^")
- (while (and (not (back-to-indentation))
+ (while (and (or (back-to-indentation) t)
(not (bobp))
(when (or
(save-excursion
(python-info-ppss-context 'paren))
(forward-line -1)))))
-(defun python-nav-sentence-end ()
- "Move to end of current sentence."
+(defun python-nav-statement-end ()
+ "Move to end of current statement."
(interactive "^")
(while (and (goto-char (line-end-position))
(not (eobp))
(python-info-ppss-context 'paren))
(forward-line 1)))))
-(defun python-nav-backward-sentence (&optional arg)
- "Move backward to start of sentence. With ARG, do it arg times.
-See `python-nav-forward-sentence' for more information."
+(defun python-nav-backward-statement (&optional arg)
+ "Move backward to previous statement.
+With ARG, repeat. See `python-nav-forward-statement'."
(interactive "^p")
(or arg (setq arg 1))
- (python-nav-forward-sentence (- arg)))
+ (python-nav-forward-statement (- arg)))
-(defun python-nav-forward-sentence (&optional arg)
- "Move forward to next end of sentence. With ARG, repeat.
-With negative argument, move backward repeatedly to start of sentence."
+(defun python-nav-forward-statement (&optional arg)
+ "Move forward to next statement.
+With ARG, repeat. With negative argument, move ARG times
+backward to previous statement."
(interactive "^p")
(or arg (setq arg 1))
(while (> arg 0)
+ (python-nav-statement-end)
(python-util-forward-comment)
- (python-nav-sentence-end)
- (forward-line 1)
+ (python-nav-statement-start)
(setq arg (1- arg)))
(while (< arg 0)
- (python-nav-sentence-end)
+ (python-nav-statement-start)
(python-util-forward-comment -1)
- (python-nav-sentence-start)
- (forward-line -1)
+ (python-nav-statement-start)
+ (setq arg (1+ arg))))
+
+(defun python-nav-block-start ()
+ "Move to start of current block."
+ (interactive "^")
+ (let ((starting-pos (point))
+ (block-regexp (python-rx
+ line-start (* whitespace) block-start)))
+ (if (progn
+ (python-nav-statement-start)
+ (looking-at (python-rx block-start)))
+ (point-marker)
+ ;; Go to first line beginning a statement
+ (while (and (not (bobp))
+ (or (and (python-nav-statement-start) nil)
+ (python-info-current-line-comment-p)
+ (python-info-current-line-empty-p)))
+ (forward-line -1))
+ (let ((block-matching-indent
+ (- (current-indentation) python-indent-offset)))
+ (while
+ (and (python-nav-backward-block)
+ (> (current-indentation) block-matching-indent)))
+ (if (and (looking-at (python-rx block-start))
+ (= (current-indentation) block-matching-indent))
+ (point-marker)
+ (and (goto-char starting-pos) nil))))))
+
+(defun python-nav-block-end ()
+ "Move to end of current block."
+ (interactive "^")
+ (when (python-nav-block-start)
+ (let ((block-indentation (current-indentation)))
+ (python-nav-statement-end)
+ (while (and (forward-line 1)
+ (not (eobp))
+ (or (and (> (current-indentation) block-indentation)
+ (or (python-nav-statement-end) t))
+ (python-info-current-line-comment-p)
+ (python-info-current-line-empty-p))))
+ (python-util-forward-comment -1)
+ (point-marker))))
+
+(defun python-nav-backward-block (&optional arg)
+ "Move backward to previous block of code.
+With ARG, repeat. See `python-nav-forward-block'."
+ (interactive "^p")
+ (or arg (setq arg 1))
+ (python-nav-forward-block (- arg)))
+
+(defun python-nav-forward-block (&optional arg)
+ "Move forward to next block of code.
+With ARG, repeat. With negative argument, move ARG times
+backward to previous block."
+ (interactive "^p")
+ (or arg (setq arg 1))
+ (let ((block-start-regexp
+ (python-rx line-start (* whitespace) block-start))
+ (starting-pos (point)))
+ (while (> arg 0)
+ (python-nav-statement-end)
+ (while (and
+ (re-search-forward block-start-regexp nil t)
+ (or (python-info-ppss-context 'string)
+ (python-info-ppss-context 'comment)
+ (python-info-ppss-context 'paren))))
+ (setq arg (1- arg)))
+ (while (< arg 0)
+ (python-nav-statement-start)
+ (while (and
+ (re-search-backward block-start-regexp nil t)
+ (or (python-info-ppss-context 'string)
+ (python-info-ppss-context 'comment)
+ (python-info-ppss-context 'paren))))
+ (setq arg (1+ arg)))
+ (python-nav-statement-start)
+ (if (not (looking-at (python-rx block-start)))
+ (and (goto-char starting-pos) nil)
+ (and (not (= (point) starting-pos)) (point-marker)))))
+
+(defun python-nav-forward-sexp-function (&optional arg)
+ "Move forward across one block of code.
+With ARG, do it that many times. Negative arg -N means
+move backward N times."
+ (interactive "^p")
+ (or arg (setq arg 1))
+ (while (> arg 0)
+ (let ((block-starting-pos
+ (save-excursion (python-nav-block-start)))
+ (block-ending-pos
+ (save-excursion (python-nav-block-end)))
+ (next-block-starting-pos
+ (save-excursion (python-nav-forward-block))))
+ (cond ((not block-starting-pos)
+ (python-nav-forward-block))
+ ((= (point) block-starting-pos)
+ (if (or (not next-block-starting-pos)
+ (< block-ending-pos next-block-starting-pos))
+ (python-nav-block-end)
+ (python-nav-forward-block)))
+ ((= block-ending-pos (point))
+ (let ((parent-block-end-pos
+ (save-excursion
+ (python-util-forward-comment)
+ (python-nav-block-start)
+ (python-nav-block-end))))
+ (if (and parent-block-end-pos
+ (or (not next-block-starting-pos)
+ (> next-block-starting-pos parent-block-end-pos)))
+ (goto-char parent-block-end-pos)
+ (python-nav-forward-block))))
+ (t (python-nav-block-end))))
+ (setq arg (1- arg)))
+ (while (< arg 0)
+ (let* ((block-starting-pos
+ (save-excursion (python-nav-block-start)))
+ (block-ending-pos
+ (save-excursion (python-nav-block-end)))
+ (prev-block-ending-pos
+ (save-excursion (when (python-nav-backward-block)
+ (python-nav-block-end))))
+ (prev-block-parent-ending-pos
+ (save-excursion
+ (when prev-block-ending-pos
+ (goto-char prev-block-ending-pos)
+ (python-util-forward-comment)
+ (python-nav-block-start)
+ (python-nav-block-end)))))
+ (cond ((not block-ending-pos)
+ (and (python-nav-backward-block)
+ (python-nav-block-end)))
+ ((= (point) block-ending-pos)
+ (let ((candidates))
+ (dolist (name
+ '(prev-block-parent-ending-pos
+ prev-block-ending-pos
+ block-ending-pos
+ block-starting-pos))
+ (when (and (symbol-value name)
+ (< (symbol-value name) (point)))
+ (add-to-list 'candidates (symbol-value name))))
+ (goto-char (apply 'max candidates))))
+ ((> (point) block-ending-pos)
+ (python-nav-block-end))
+ ((= (point) block-starting-pos)
+ (if (not (> (point) (or prev-block-ending-pos (point))))
+ (python-nav-backward-block)
+ (goto-char prev-block-ending-pos)
+ (let ((parent-block-ending-pos
+ (save-excursion
+ (python-nav-forward-sexp-function)
+ (and (not (looking-at (python-rx block-start)))
+ (point)))))
+ (when (and parent-block-ending-pos
+ (> parent-block-ending-pos prev-block-ending-pos))
+ (goto-char parent-block-ending-pos)))))
+ (t (python-nav-block-start))))
(setq arg (1+ arg))))
-(defun python-nav-list-defun-positions (&optional include-type)
+(defvar python-nav-list-defun-positions-cache nil)
+(make-variable-buffer-local 'python-nav-list-defun-positions-cache)
+
+(defun python-nav-list-defun-positions (&optional include-type rescan)
"Make an Alist of defun names and point markers for current buffer.
When optional argument INCLUDE-TYPE is non-nil the type is
-included the defun name."
- (let ((defs))
- (save-restriction
- (widen)
- (save-excursion
- (goto-char (point-max))
- (while (re-search-backward python-nav-beginning-of-defun-regexp nil t)
- (when (and (not (python-info-ppss-context 'string))
- (not (python-info-ppss-context 'comment))
- (not (python-info-ppss-context 'parent)))
- (add-to-list
- 'defs (cons
- (python-info-current-defun include-type)
- (point-marker)))))
- defs))))
-
-(defun python-nav-read-defun ()
+included the defun name. With optional argument RESCAN the
+`python-nav-list-defun-positions-cache' is invalidated and the
+list of defun is regenerated again."
+ (if (and python-nav-list-defun-positions-cache (not rescan))
+ python-nav-list-defun-positions-cache
+ (let ((defs))
+ (save-restriction
+ (widen)
+ (save-excursion
+ (goto-char (point-max))
+ (while (re-search-backward python-nav-beginning-of-defun-regexp nil t)
+ (when (and (not (python-info-ppss-context 'string))
+ (not (python-info-ppss-context 'comment))
+ (not (python-info-ppss-context 'parent)))
+ (add-to-list
+ 'defs (cons
+ (python-info-current-defun include-type)
+ (point-marker)))))
+ (setq python-nav-list-defun-positions-cache defs))))))
+
+(defun python-nav-read-defun (&optional rescan)
"Read a defun name of current buffer and return its point marker.
A cons cell with the form (DEFUN-NAME . POINT-MARKER) is returned
-when defun is completed, else nil."
- (let ((defs (python-nav-list-defun-positions)))
+when defun is completed, else nil. With optional argument RESCAN
+forces `python-nav-list-defun-positions' to invalidate its
+cache."
+ (let ((defs (python-nav-list-defun-positions nil rescan)))
(minibuffer-with-setup-hook
(lambda ()
(setq minibuffer-completion-table (mapcar 'car defs)))
(assoc-string stringdef defs))))))
(defun python-nav-jump-to-defun (def)
- "Jump to the definition of DEF in current file."
+ "Jump to the definition of DEF in current file.
+Locations are cached; use a `C-u' prefix argument to force a
+rescan."
(interactive
- (list (python-nav-read-defun)))
+ (list (python-nav-read-defun current-prefix-arg)))
(when (not (called-interactively-p 'interactive))
(setq def (assoc-string def (python-nav-list-defun-positions))))
(let ((def-marker (cdr def)))
:group 'python
:safe 'stringp)
+(defcustom python-shell-enable-font-lock t
+ "Should syntax highlighting be enabled in the python shell buffer?
+Restart the python shell after changing this variable for it to take effect."
+ :type 'boolean
+ :group 'python
+ :safe 'booleanp)
+
(defcustom python-shell-send-setup-max-wait 5
"Seconds to wait for process output before code setup.
-If output is received before the especified time then control is
+If output is received before the specified time then control is
returned in that moment and not after waiting."
:type 'integer
:group 'python
`python-shell-prompt-regexp',
`python-shell-prompt-output-regexp',
`python-shell-prompt-block-regexp',
+`python-shell-enable-font-lock',
`python-shell-completion-setup-code',
`python-shell-completion-string-code',
`python-shell-completion-module-string-code',
'python-shell-completion-complete-at-point)
(define-key inferior-python-mode-map (kbd "<tab>")
'python-shell-completion-complete-or-indent)
+ (when python-shell-enable-font-lock
+ (set (make-local-variable 'font-lock-defaults)
+ '(python-font-lock-keywords nil nil nil nil))
+ (set (make-local-variable 'syntax-propertize-function)
+ python-syntax-propertize-function))
(compilation-shell-minor-mode 1))
(defun python-shell-make-comint (cmd proc-name &optional pop)
(y-or-n-p "Make dedicated process? ")
(read-string "Run Python: " (python-shell-parse-command)))
(list nil (python-shell-parse-command))))
- (python-shell-make-comint cmd (python-shell-get-process-name dedicated) t)
+ (python-shell-make-comint cmd (python-shell-get-process-name dedicated))
dedicated)
(defun run-python-internal ()
(defun python-shell-get-or-create-process ()
"Get or create an inferior Python process for current buffer and return it."
- (let* ((old-buffer (current-buffer))
- (dedicated-proc-name (python-shell-get-process-name t))
+ (let* ((dedicated-proc-name (python-shell-get-process-name t))
(dedicated-proc-buffer-name (format "*%s*" dedicated-proc-name))
(global-proc-name (python-shell-get-process-name nil))
(global-proc-buffer-name (format "*%s*" global-proc-name))
(setq dedicated-running t)
(setq global-running t)))
;; Always prefer dedicated
- (switch-to-buffer old-buffer)
(get-buffer-process (if dedicated-running
dedicated-proc-buffer-name
global-proc-buffer-name))))
(get-buffer-process proc-buffer-name)))
(define-obsolete-function-alias
- 'python-proc 'python-shell-internal-get-or-create-process "23.3")
+ 'python-proc 'python-shell-internal-get-or-create-process "24.2")
(define-obsolete-variable-alias
- 'python-buffer 'python-shell-internal-buffer "23.3")
+ 'python-buffer 'python-shell-internal-buffer "24.2")
(defun python-shell-send-string (string &optional process msg)
"Send STRING to inferior Python PROCESS.
(python-shell-internal-get-or-create-process) nil))
(define-obsolete-function-alias
- 'python-send-receive 'python-shell-internal-send-string "23.3")
+ 'python-send-receive 'python-shell-internal-send-string "24.2")
(define-obsolete-function-alias
- 'python-send-string 'python-shell-internal-send-string "23.3")
+ 'python-send-string 'python-shell-internal-send-string "24.2")
(defun python-shell-send-region (start end)
"Send the region delimited by START and END to inferior Python process."
(defun python-shell-send-buffer (&optional arg)
"Send the entire buffer to inferior Python process.
-With prefix arg include lines protected by \"if __name__ == '__main__':\""
+With prefix ARG include lines surrounded by \"if __name__ == '__main__':\""
(interactive "P")
(save-restriction
(widen)
(python-shell-send-region
(point-min)
(or (and
- (not arg)
- (save-excursion
- (re-search-forward (python-rx if-name-main) nil t))
- (match-beginning 0))
- (point-max)))))
+ (not arg)
+ (save-excursion
+ (re-search-forward (python-rx if-name-main) nil t))
+ (match-beginning 0))
+ (point-max)))))
(defun python-shell-send-defun (arg)
"Send the current defun to inferior Python process.
-When argument ARG is non-nil sends the innermost defun."
+When argument ARG is non-nil do not include decorators."
(interactive "P")
(save-excursion
(python-shell-send-region
(progn
- (or (python-beginning-of-defun-function)
- (progn (beginning-of-line) (point-marker))))
+ (end-of-line 1)
+ (while (and (or (python-beginning-of-defun-function)
+ (beginning-of-line 1))
+ (> (current-indentation) 0)))
+ (when (not arg)
+ (while (and (forward-line -1)
+ (looking-at (python-rx decorator))))
+ (forward-line 1))
+ (point-marker))
(progn
(or (python-end-of-defun-function)
- (progn (end-of-line) (point-marker)))))))
+ (end-of-line 1))
+ (point-marker)))))
(defun python-shell-send-file (file-name &optional process temp-file-name)
"Send FILE-NAME to inferior Python PROCESS.
(overlay-start comint-last-prompt-overlay)
(overlay-end comint-last-prompt-overlay))))
(completion-context
- ;; Check wether a prompt matches a pdb string, an import statement
+ ;; Check whether a prompt matches a pdb string, an import statement
;; or just the standard prompt and use the correct
;; python-shell-completion-*-code string
(cond ((and (> (length python-shell-completion-pdb-string-code) 0)
(concat "^" python-shell-prompt-regexp) prompt)
'default)
(t nil)))
- (completion-code
- (case completion-context
- ('pdb python-shell-completion-pdb-string-code)
- ('import python-shell-completion-module-string-code)
- ('default python-shell-completion-string-code)
- (t nil)))
- (input
- (if (eq completion-context 'import)
- (replace-regexp-in-string "^[ \t]+" "" line)
- input))
+ (completion-code
+ (case completion-context
+ ('pdb python-shell-completion-pdb-string-code)
+ ('import python-shell-completion-module-string-code)
+ ('default python-shell-completion-string-code)
+ (t nil)))
+ (input
+ (if (eq completion-context 'import)
+ (replace-regexp-in-string "^[ \t]+" "" line)
+ input))
(completions
(and completion-code (> (length input) 0)
(python-shell-completion--get-completions
(interactive)
(let ((process (python-shell-get-process)))
(if (not process)
- (error "Completion needs an inferior Python process running.")
+ (error "Completion needs an inferior Python process running")
(python-shell-completion--do-completion-at-point process))))
(add-to-list 'debug-ignored-errors
:group 'python
:safe 'booleanp)
+(define-obsolete-variable-alias
+ 'python-use-skeletons 'python-skeleton-autoinsert "24.2")
+
(defvar python-skeleton-available '()
"Internal list of available skeletons.")
"Define a `python-mode' skeleton using NAME DOC and SKEL.
The skeleton will be bound to python-skeleton-NAME and will
be added to `python-mode-abbrev-table'."
+ (declare (indent 2))
(let* ((name (symbol-name name))
(function-name (intern (concat "python-skeleton-" name))))
`(progn
- (define-abbrev python-mode-abbrev-table ,name "" ',function-name)
+ (define-abbrev python-mode-abbrev-table ,name "" ',function-name
+ :system t)
(setq python-skeleton-available
(cons ',function-name python-skeleton-available))
(define-skeleton ,function-name
,(or doc
(format "Insert %s statement." name))
,@skel))))
-(put 'python-skeleton-define 'lisp-indent-function 2)
(defmacro python-define-auxiliary-skeleton (name doc &optional &rest skel)
"Define a `python-mode' auxiliary skeleton using NAME DOC and SKEL.
The skeleton will be bound to python-skeleton-NAME."
+ (declare (indent 2))
(let* ((name (symbol-name name))
(function-name (intern (concat "python-skeleton--" name)))
(msg (format
(unless (y-or-n-p ,msg)
(signal 'quit t))
,@skel)))
-(put 'python-define-auxiliary-skeleton 'lisp-indent-function 2)
(python-define-auxiliary-skeleton else nil)
(defun python-imenu-make-element-tree (element-list full-element plain-index)
"Make a tree from plain alist of module names.
-ELEMENT-LIST is the defun name splitted by \".\" and FULL-ELEMENT
+ELEMENT-LIST is the defun name split by \".\" and FULL-ELEMENT
is the same thing, the difference is that FULL-ELEMENT remains
untouched in all recursive calls.
Argument PLAIN-INDEX is the calculated plain index used to build the tree."
(push (cons subelement-name subelement-point)
python-imenu-index-alist)
(when (not (listp (cdr path-ref)))
- ;; Modifiy root cdr to be a list
+ ;; Modify root cdr to be a list.
(setcdr path-ref
(list (cons (format python-imenu-subtree-root-label
(car path-ref))
(save-restriction
(widen)
(save-excursion
- (goto-char (line-end-position))
- (python-util-forward-comment -1)
+ (end-of-line 1)
(setq min-indent (current-indentation))
- (while (python-beginning-of-defun-function 1 t)
+ (while (python-beginning-of-defun-function 1)
(when (or (< (current-indentation) min-indent)
first-run)
(setq first-run nil)
(when (member (current-word) '("except" "else"))
(point-marker))))))))
+(defun python-info-closing-block-message (&optional closing-block-point)
+ "Message the contents of the block the current line closes.
+With optional argument CLOSING-BLOCK-POINT use that instead of
+recalculating it calling `python-info-closing-block'."
+ (let ((point (or closing-block-point (python-info-closing-block))))
+ (when point
+ (save-restriction
+ (widen)
+ (message "Closes %s" (save-excursion
+ (goto-char point)
+ (back-to-indentation)
+ (buffer-substring
+ (point) (line-end-position))))))))
+
(defun python-info-line-ends-backslash-p (&optional line-number)
"Return non-nil if current line ends with backslash.
With optional argument LINE-NUMBER, check that line instead."
(when (equal (char-before) ?\\)
(point-marker)))))
-(defun python-info-beginning-of-backlash (&optional line-number)
- "Return the point where the backlashed line starts."
+(defun python-info-beginning-of-backslash (&optional line-number)
+ "Return the point where the backslashed line start.
+Optional argument LINE-NUMBER forces the line number to check against."
(save-excursion
(save-restriction
(widen)
'paren)
(t nil))))
+(defun python-info-looking-at-beginning-of-defun (&optional syntax-ppss)
+ "Check if point is at `beginning-of-defun' using SYNTAX-PPSS."
+ (and (not (python-info-ppss-context-type (or syntax-ppss (syntax-ppss))))
+ (save-excursion
+ (beginning-of-line 1)
+ (looking-at python-nav-beginning-of-defun-regexp))))
+
+(defun python-info-current-line-comment-p ()
+ "Check if current line is a comment line."
+ (char-equal (or (char-after (+ (point) (current-indentation))) ?_) ?#))
+
+(defun python-info-current-line-empty-p ()
+ "Check if current line is empty, ignoring whitespace."
+ (save-excursion
+ (beginning-of-line 1)
+ (looking-at
+ (python-rx line-start (* whitespace)
+ (group (* not-newline))
+ (* whitespace) line-end))
+ (string-equal "" (match-string-no-properties 1))))
+
\f
;;; Utility functions
(buffer-local-variables from-buffer)))
(defun python-util-forward-comment (&optional direction)
- "Python mode specific version of `forward-comment'."
+ "Python mode specific version of `forward-comment'.
+Optional argument DIRECTION defines the direction to move to."
(let ((comment-start (python-info-ppss-context 'comment))
(factor (if (< (or direction 0) 0)
-99999
\f
;;;###autoload
-(define-derived-mode python-mode fundamental-mode "Python"
+(define-derived-mode python-mode prog-mode "Python"
"Major mode for editing Python files.
\\{python-mode-map}
(set (make-local-variable 'parse-sexp-lookup-properties) t)
(set (make-local-variable 'parse-sexp-ignore-comments) t)
+ (set (make-local-variable 'forward-sexp-function)
+ 'python-nav-forward-sexp-function)
+
(set (make-local-variable 'font-lock-defaults)
- '(python-font-lock-keywords
- nil nil nil nil
- (font-lock-syntactic-keywords . python-font-lock-syntactic-keywords)))
+ '(python-font-lock-keywords nil nil nil nil))
+
+ (set (make-local-variable 'syntax-propertize-function)
+ python-syntax-propertize-function)
(set (make-local-variable 'indent-line-function)
#'python-indent-line-function)
(add-hook 'completion-at-point-functions
'python-completion-complete-at-point nil 'local)
+ (add-hook 'post-self-insert-hook
+ 'python-indent-post-self-insert-function nil 'local)
+
(setq imenu-create-index-function #'python-imenu-create-index)
(set (make-local-variable 'add-log-current-defun-function)
#'python-info-current-defun)
+ (add-hook 'which-func-functions #'python-info-current-defun nil t)
+
(set (make-local-variable 'skeleton-further-elements)
'((abbrev-mode nil)
(< '(backward-delete-char-untabify (min python-indent-offset