diff options
Diffstat (limited to 'Doc/library/idle.rst')
| -rw-r--r-- | Doc/library/idle.rst | 68 |
1 files changed, 27 insertions, 41 deletions
diff --git a/Doc/library/idle.rst b/Doc/library/idle.rst index e710d0b..249dc0e 100644 --- a/Doc/library/idle.rst +++ b/Doc/library/idle.rst @@ -18,8 +18,6 @@ IDLE is Python's Integrated Development and Learning Environment. IDLE has the following features: -* coded in 100% pure Python, using the :mod:`tkinter` GUI toolkit - * cross-platform: works mostly the same on Windows, Unix, and macOS * Python shell window (interactive interpreter) with colorizing @@ -422,41 +420,34 @@ and that other files do not. Run Python code with the Run menu. Key bindings ^^^^^^^^^^^^ -In this section, 'C' refers to the :kbd:`Control` key on Windows and Unix and -the :kbd:`Command` key on macOS. - -* :kbd:`Backspace` deletes to the left; :kbd:`Del` deletes to the right - -* :kbd:`C-Backspace` delete word left; :kbd:`C-Del` delete word to the right - -* Arrow keys and :kbd:`Page Up`/:kbd:`Page Down` to move around - -* :kbd:`C-LeftArrow` and :kbd:`C-RightArrow` moves by words +The IDLE insertion cursor is a thin vertical bar between character +positions. When characters are entered, the insertion cursor and +everything to its right moves right one character and +the new character is entered in the new space. -* :kbd:`Home`/:kbd:`End` go to begin/end of line +Several non-character keys move the cursor and possibly +delete characters. Deletion does not puts text on the clipboard, +but IDLE has an undo list. Wherever this doc discusses keys, +'C' refers to the :kbd:`Control` key on Windows and +Unix and the :kbd:`Command` key on macOS. (And all such dicussions +assume that the keys have not been re-bound to something else.) -* :kbd:`C-Home`/:kbd:`C-End` go to begin/end of file +* Arrow keys move the cursor one character or line. -* Some useful Emacs bindings are inherited from Tcl/Tk: +* :kbd:`C-LeftArrow` and :kbd:`C-RightArrow` moves left or right one word. - * :kbd:`C-a` beginning of line +* :kbd:`Home` and :kbd:`End` go to the beginning or end of the line. - * :kbd:`C-e` end of line +* :kbd:`Page Up` and :kbd:`Page Down` go up or down one screen. - * :kbd:`C-k` kill line (but doesn't put it in clipboard) +* :kbd:`C-Home` and :kbd:`C-End` go to beginning or end of the file. - * :kbd:`C-l` center window around the insertion point +* :kbd:`Backspace` and :kbd:`Del` (or :kbd:`C-d`) delete the previous + or next character. - * :kbd:`C-b` go backward one character without deleting (usually you can - also use the cursor key for this) +* :kbd:`C-Backspace` and :kbd:`C-Del` delete one word left or right. - * :kbd:`C-f` go forward one character without deleting (usually you can - also use the cursor key for this) - - * :kbd:`C-p` go up one line (usually you can also use the cursor key for - this) - - * :kbd:`C-d` delete next character +* :kbd:`C-k` deletes ('kills') everything to the right. Standard keybindings (like :kbd:`C-c` to copy and :kbd:`C-v` to paste) may work. Keybindings are selected in the Configure IDLE dialog. @@ -611,23 +602,18 @@ when one requests a restart on the Shell menu, or when one runs code in an editor window. The editing features described in previous subsections work when entering -code interactively. IDLE's Shell window also responds to the following keys. - -* :kbd:`C-c` interrupts executing command - -* :kbd:`C-d` sends end-of-file; closes window if typed at a ``>>>`` prompt - -* :kbd:`Alt-/` (Expand word) is also useful to reduce typing +code interactively. IDLE's Shell window also responds to the following: - Command history +* :kbd:`C-c` attemps to interrupt statement execution (but may fail). - * :kbd:`Alt-p` retrieves previous command matching what you have typed. On - macOS use :kbd:`C-p`. +* :kbd:`C-d` closes Shell if typed at a ``>>>`` prompt. - * :kbd:`Alt-n` retrieves next. On macOS use :kbd:`C-n`. +* :kbd:`Alt-p` and :kbd:`Alt-n` (:kbd:`C-p` and :kbd:`C-n` on macOS) + retrieve to the current prompt the previous or next previously + entered statement that matches anything already typed. - * :kbd:`Return` while the cursor is on any previous command - retrieves that command +* :kbd:`Return` while the cursor is on any previous statement + appends the latter to anything already typed at the prompt. Text colors ^^^^^^^^^^^ |