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<head> <head>
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<title>25.5. IDLE &mdash; Python 3.4.3 documentation</title> <title>25.5. IDLE &mdash; Python 3.5.1 documentation</title>
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<body> <body role="document">
<div class="related"> <div class="related" role="navigation" aria-label="related navigation">
<h3>Navigation</h3> <h3>Navigation</h3>
<ul> <ul>
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<li><a href="https://www.python.org/">Python</a> &raquo;</li> <li><a href="https://www.python.org/">Python</a> &raquo;</li>
<li> <li>
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<li><a href="index.html" >The Python Standard Library</a> &raquo;</li> <li class="nav-item nav-item-1"><a href="index.html" >The Python Standard Library</a> &raquo;</li>
<li><a href="tk.html" accesskey="U">25. Graphical User Interfaces with Tk</a> &raquo;</li> <li class="nav-item nav-item-2"><a href="tk.html" accesskey="U">25. Graphical User Interfaces with Tk</a> &raquo;</li>
</ul> </ul>
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<div class="body"> <div class="body" role="main">
<div class="section" id="idle"> <div class="section" id="idle">
<span id="id1"></span><h1>25.5. IDLE<a class="headerlink" href="#idle" title="Permalink to this headline"></a></h1> <span id="id1"></span><h1>25.5. IDLE<a class="headerlink" href="#idle" title="Permalink to this headline"></a></h1>
<p id="index-0">IDLE is Python&#8217;s Integrated Development and Learning Environment.</p> <p id="index-0">IDLE is Python&#8217;s Integrated Development and Learning Environment.</p>
<p>IDLE has the following features:</p> <p>IDLE has the following features:</p>
<ul class="simple"> <ul class="simple">
<li>coded in 100% pure Python, using the <a class="reference internal" href="tkinter.html#module-tkinter" title="tkinter: Interface to Tcl/Tk for graphical user interfaces"><tt class="xref py py-mod docutils literal"><span class="pre">tkinter</span></tt></a> GUI toolkit</li> <li>coded in 100% pure Python, using the <a class="reference internal" href="tkinter.html#module-tkinter" title="tkinter: Interface to Tcl/Tk for graphical user interfaces"><code class="xref py py-mod docutils literal"><span class="pre">tkinter</span></code></a> GUI toolkit</li>
<li>cross-platform: works mostly the same on Windows, Unix, and Mac OS X</li> <li>cross-platform: works mostly the same on Windows, Unix, and Mac OS X</li>
<li>Python shell window (interactive interpreter) with colorizing <li>Python shell window (interactive interpreter) with colorizing
of code input, output, and error messages</li> of code input, output, and error messages</li>
@ -224,10 +224,10 @@ Editor window.</dd>
<dt>Run Module</dt> <dt>Run Module</dt>
<dd>Do Check Module (above). If no error, restart the shell to clean the <dd>Do Check Module (above). If no error, restart the shell to clean the
environment, then execute the module. Output is displayed in the Shell environment, then execute the module. Output is displayed in the Shell
window. Note that output requires use of <tt class="docutils literal"><span class="pre">print</span></tt> or <tt class="docutils literal"><span class="pre">write</span></tt>. window. Note that output requires use of <code class="docutils literal"><span class="pre">print</span></code> or <code class="docutils literal"><span class="pre">write</span></code>.
When execution is complete, the Shell retains focus and displays a prompt. When execution is complete, the Shell retains focus and displays a prompt.
At this point, one may interactively explore the result of execution. At this point, one may interactively explore the result of execution.
This is similar to executing a file with <tt class="docutils literal"><span class="pre">python</span> <span class="pre">-i</span> <span class="pre">file</span></tt> at a command This is similar to executing a file with <code class="docutils literal"><span class="pre">python</span> <span class="pre">-i</span> <span class="pre">file</span></code> at a command
line.</dd> line.</dd>
</dl> </dl>
</div> </div>
@ -339,47 +339,47 @@ debugger. Breakpoints for a file are saved in the user&#8217;s .idlerc director
</div> </div>
<div class="section" id="editing-and-navigation"> <div class="section" id="editing-and-navigation">
<h2>25.5.2. Editing and navigation<a class="headerlink" href="#editing-and-navigation" title="Permalink to this headline"></a></h2> <h2>25.5.2. Editing and navigation<a class="headerlink" href="#editing-and-navigation" title="Permalink to this headline"></a></h2>
<p>In this section, &#8216;C&#8217; refers to the <tt class="kbd docutils literal"><span class="pre">Control</span></tt> key on Windows and Unix and <p>In this section, &#8216;C&#8217; refers to the <code class="kbd docutils literal"><span class="pre">Control</span></code> key on Windows and Unix and
the <tt class="kbd docutils literal"><span class="pre">Command</span></tt> key on Mac OSX.</p> the <code class="kbd docutils literal"><span class="pre">Command</span></code> key on Mac OSX.</p>
<ul> <ul>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">Backspace</span></tt> deletes to the left; <tt class="kbd docutils literal"><span class="pre">Del</span></tt> deletes to the right</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">Backspace</span></code> deletes to the left; <code class="kbd docutils literal"><span class="pre">Del</span></code> deletes to the right</p>
</li> </li>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">C-Backspace</span></tt> delete word left; <tt class="kbd docutils literal"><span class="pre">C-Del</span></tt> delete word to the right</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">C-Backspace</span></code> delete word left; <code class="kbd docutils literal"><span class="pre">C-Del</span></code> delete word to the right</p>
</li> </li>
<li><p class="first">Arrow keys and <tt class="kbd docutils literal"><span class="pre">Page</span> <span class="pre">Up</span></tt>/<tt class="kbd docutils literal"><span class="pre">Page</span> <span class="pre">Down</span></tt> to move around</p> <li><p class="first">Arrow keys and <code class="kbd docutils literal"><span class="pre">Page</span> <span class="pre">Up</span></code>/<code class="kbd docutils literal"><span class="pre">Page</span> <span class="pre">Down</span></code> to move around</p>
</li> </li>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">C-LeftArrow</span></tt> and <tt class="kbd docutils literal"><span class="pre">C-RightArrow</span></tt> moves by words</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">C-LeftArrow</span></code> and <code class="kbd docutils literal"><span class="pre">C-RightArrow</span></code> moves by words</p>
</li> </li>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">Home</span></tt>/<tt class="kbd docutils literal"><span class="pre">End</span></tt> go to begin/end of line</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">Home</span></code>/<code class="kbd docutils literal"><span class="pre">End</span></code> go to begin/end of line</p>
</li> </li>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">C-Home</span></tt>/<tt class="kbd docutils literal"><span class="pre">C-End</span></tt> go to begin/end of file</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">C-Home</span></code>/<code class="kbd docutils literal"><span class="pre">C-End</span></code> go to begin/end of file</p>
</li> </li>
<li><p class="first">Some useful Emacs bindings are inherited from Tcl/Tk:</p> <li><p class="first">Some useful Emacs bindings are inherited from Tcl/Tk:</p>
<blockquote> <blockquote>
<div><ul class="simple"> <div><ul class="simple">
<li><tt class="kbd docutils literal"><span class="pre">C-a</span></tt> beginning of line</li> <li><code class="kbd docutils literal"><span class="pre">C-a</span></code> beginning of line</li>
<li><tt class="kbd docutils literal"><span class="pre">C-e</span></tt> end of line</li> <li><code class="kbd docutils literal"><span class="pre">C-e</span></code> end of line</li>
<li><tt class="kbd docutils literal"><span class="pre">C-k</span></tt> kill line (but doesn&#8217;t put it in clipboard)</li> <li><code class="kbd docutils literal"><span class="pre">C-k</span></code> kill line (but doesn&#8217;t put it in clipboard)</li>
<li><tt class="kbd docutils literal"><span class="pre">C-l</span></tt> center window around the insertion point</li> <li><code class="kbd docutils literal"><span class="pre">C-l</span></code> center window around the insertion point</li>
<li><tt class="kbd docutils literal"><span class="pre">C-b</span></tt> go backwards one character without deleting (usually you can <li><code class="kbd docutils literal"><span class="pre">C-b</span></code> go backwards one character without deleting (usually you can
also use the cursor key for this)</li> also use the cursor key for this)</li>
<li><tt class="kbd docutils literal"><span class="pre">C-f</span></tt> go forward one character without deleting (usually you can <li><code class="kbd docutils literal"><span class="pre">C-f</span></code> go forward one character without deleting (usually you can
also use the cursor key for this)</li> also use the cursor key for this)</li>
<li><tt class="kbd docutils literal"><span class="pre">C-p</span></tt> go up one line (usually you can also use the cursor key for <li><code class="kbd docutils literal"><span class="pre">C-p</span></code> go up one line (usually you can also use the cursor key for
this)</li> this)</li>
<li><tt class="kbd docutils literal"><span class="pre">C-d</span></tt> delete next character</li> <li><code class="kbd docutils literal"><span class="pre">C-d</span></code> delete next character</li>
</ul> </ul>
</div></blockquote> </div></blockquote>
</li> </li>
</ul> </ul>
<p>Standard keybindings (like <tt class="kbd docutils literal"><span class="pre">C-c</span></tt> to copy and <tt class="kbd docutils literal"><span class="pre">C-v</span></tt> to paste) <p>Standard keybindings (like <code class="kbd docutils literal"><span class="pre">C-c</span></code> to copy and <code class="kbd docutils literal"><span class="pre">C-v</span></code> to paste)
may work. Keybindings are selected in the Configure IDLE dialog.</p> may work. Keybindings are selected in the Configure IDLE dialog.</p>
<div class="section" id="automatic-indentation"> <div class="section" id="automatic-indentation">
<h3>25.5.2.1. Automatic indentation<a class="headerlink" href="#automatic-indentation" title="Permalink to this headline"></a></h3> <h3>25.5.2.1. Automatic indentation<a class="headerlink" href="#automatic-indentation" title="Permalink to this headline"></a></h3>
<p>After a block-opening statement, the next line is indented by 4 spaces (in the <p>After a block-opening statement, the next line is indented by 4 spaces (in the
Python Shell window by one tab). After certain keywords (break, return etc.) Python Shell window by one tab). After certain keywords (break, return etc.)
the next line is dedented. In leading indentation, <tt class="kbd docutils literal"><span class="pre">Backspace</span></tt> deletes up the next line is dedented. In leading indentation, <code class="kbd docutils literal"><span class="pre">Backspace</span></code> deletes up
to 4 spaces if they are there. <tt class="kbd docutils literal"><span class="pre">Tab</span></tt> inserts spaces (in the Python to 4 spaces if they are there. <code class="kbd docutils literal"><span class="pre">Tab</span></code> inserts spaces (in the Python
Shell window one tab), number depends on Indent width. Currently tabs Shell window one tab), number depends on Indent width. Currently tabs
are restricted to four spaces due to Tcl/Tk limitations.</p> are restricted to four spaces due to Tcl/Tk limitations.</p>
<p>See also the indent/dedent region commands in the edit menu.</p> <p>See also the indent/dedent region commands in the edit menu.</p>
@ -394,25 +394,25 @@ two seconds) after a &#8216;.&#8217; or (in a string) an os.sep is typed. If aft
of those characters (plus zero or more other characters) a tab is typed of those characters (plus zero or more other characters) a tab is typed
the ACW will open immediately if a possible continuation is found.</p> the ACW will open immediately if a possible continuation is found.</p>
<p>If there is only one possible completion for the characters entered, a <p>If there is only one possible completion for the characters entered, a
<tt class="kbd docutils literal"><span class="pre">Tab</span></tt> will supply that completion without opening the ACW.</p> <code class="kbd docutils literal"><span class="pre">Tab</span></code> will supply that completion without opening the ACW.</p>
<p>&#8216;Show Completions&#8217; will force open a completions window, by default the <p>&#8216;Show Completions&#8217; will force open a completions window, by default the
<tt class="kbd docutils literal"><span class="pre">C-space</span></tt> will open a completions window. In an empty <code class="kbd docutils literal"><span class="pre">C-space</span></code> will open a completions window. In an empty
string, this will contain the files in the current directory. On a string, this will contain the files in the current directory. On a
blank line, it will contain the built-in and user-defined functions and blank line, it will contain the built-in and user-defined functions and
classes in the current name spaces, plus any modules imported. If some classes in the current name spaces, plus any modules imported. If some
characters have been entered, the ACW will attempt to be more specific.</p> characters have been entered, the ACW will attempt to be more specific.</p>
<p>If a string of characters is typed, the ACW selection will jump to the <p>If a string of characters is typed, the ACW selection will jump to the
entry most closely matching those characters. Entering a <tt class="kbd docutils literal"><span class="pre">tab</span></tt> will entry most closely matching those characters. Entering a <code class="kbd docutils literal"><span class="pre">tab</span></code> will
cause the longest non-ambiguous match to be entered in the Editor window or cause the longest non-ambiguous match to be entered in the Editor window or
Shell. Two <tt class="kbd docutils literal"><span class="pre">tab</span></tt> in a row will supply the current ACW selection, as Shell. Two <code class="kbd docutils literal"><span class="pre">tab</span></code> in a row will supply the current ACW selection, as
will return or a double click. Cursor keys, Page Up/Down, mouse selection, will return or a double click. Cursor keys, Page Up/Down, mouse selection,
and the scroll wheel all operate on the ACW.</p> and the scroll wheel all operate on the ACW.</p>
<p>&#8220;Hidden&#8221; attributes can be accessed by typing the beginning of hidden <p>&#8220;Hidden&#8221; attributes can be accessed by typing the beginning of hidden
name after a &#8216;.&#8217;, e.g. &#8216;_&#8217;. This allows access to modules with name after a &#8216;.&#8217;, e.g. &#8216;_&#8217;. This allows access to modules with
<tt class="docutils literal"><span class="pre">__all__</span></tt> set, or to class-private attributes.</p> <code class="docutils literal"><span class="pre">__all__</span></code> set, or to class-private attributes.</p>
<p>Completions and the &#8216;Expand Word&#8217; facility can save a lot of typing!</p> <p>Completions and the &#8216;Expand Word&#8217; facility can save a lot of typing!</p>
<p>Completions are currently limited to those in the namespaces. Names in <p>Completions are currently limited to those in the namespaces. Names in
an Editor window which are not via <tt class="docutils literal"><span class="pre">__main__</span></tt> and <a class="reference internal" href="sys.html#sys.modules" title="sys.modules"><tt class="xref py py-data docutils literal"><span class="pre">sys.modules</span></tt></a> will an Editor window which are not via <code class="docutils literal"><span class="pre">__main__</span></code> and <a class="reference internal" href="sys.html#sys.modules" title="sys.modules"><code class="xref py py-data docutils literal"><span class="pre">sys.modules</span></code></a> will
not be found. Run the module once with your imports to correct this situation. not be found. Run the module once with your imports to correct this situation.
Note that IDLE itself places quite a few modules in sys.modules, so Note that IDLE itself places quite a few modules in sys.modules, so
much can be found by default, e.g. the re module.</p> much can be found by default, e.g. the re module.</p>
@ -421,10 +421,10 @@ longer or disable the extension.</p>
</div> </div>
<div class="section" id="calltips"> <div class="section" id="calltips">
<h3>25.5.2.3. Calltips<a class="headerlink" href="#calltips" title="Permalink to this headline"></a></h3> <h3>25.5.2.3. Calltips<a class="headerlink" href="#calltips" title="Permalink to this headline"></a></h3>
<p>A calltip is shown when one types <tt class="kbd docutils literal"><span class="pre">(</span></tt> after the name of an <em>acccessible</em> <p>A calltip is shown when one types <code class="kbd docutils literal"><span class="pre">(</span></code> after the name of an <em>acccessible</em>
function. A name expression may include dots and subscripts. A calltip function. A name expression may include dots and subscripts. A calltip
remains until it is clicked, the cursor is moved out of the argument area, remains until it is clicked, the cursor is moved out of the argument area,
or <tt class="kbd docutils literal"><span class="pre">)</span></tt> is typed. When the cursor is in the argument part of a definition, or <code class="kbd docutils literal"><span class="pre">)</span></code> is typed. When the cursor is in the argument part of a definition,
the menu or shortcut display a calltip.</p> the menu or shortcut display a calltip.</p>
<p>A calltip consists of the function signature and the first line of the <p>A calltip consists of the function signature and the first line of the
docstring. For builtins without an accessible signature, the calltip docstring. For builtins without an accessible signature, the calltip
@ -433,11 +433,11 @@ details may change.</p>
<p>The set of <em>accessible</em> functions depends on what modules have been imported <p>The set of <em>accessible</em> functions depends on what modules have been imported
into the user process, including those imported by Idle itself, into the user process, including those imported by Idle itself,
and what definitions have been run, all since the last restart.</p> and what definitions have been run, all since the last restart.</p>
<p>For example, restart the Shell and enter <tt class="docutils literal"><span class="pre">itertools.count(</span></tt>. A calltip <p>For example, restart the Shell and enter <code class="docutils literal"><span class="pre">itertools.count(</span></code>. A calltip
appears because Idle imports itertools into the user process for its own use. appears because Idle imports itertools into the user process for its own use.
(This could change.) Enter <tt class="docutils literal"><span class="pre">turtle.write(</span></tt> and nothing appears. Idle does (This could change.) Enter <code class="docutils literal"><span class="pre">turtle.write(</span></code> and nothing appears. Idle does
not import turtle. The menu or shortcut do nothing either. Enter not import turtle. The menu or shortcut do nothing either. Enter
<tt class="docutils literal"><span class="pre">import</span> <span class="pre">turtle</span></tt> and then <tt class="docutils literal"><span class="pre">turtle.write(</span></tt> will work.</p> <code class="docutils literal"><span class="pre">import</span> <span class="pre">turtle</span></code> and then <code class="docutils literal"><span class="pre">turtle.write(</span></code> will work.</p>
<p>In an editor, import statements have no effect until one runs the file. One <p>In an editor, import statements have no effect until one runs the file. One
might want to run a file after writing the import statements at the top, might want to run a file after writing the import statements at the top,
or immediately run an existing file before editing.</p> or immediately run an existing file before editing.</p>
@ -445,17 +445,17 @@ or immediately run an existing file before editing.</p>
<div class="section" id="python-shell-window"> <div class="section" id="python-shell-window">
<h3>25.5.2.4. Python Shell window<a class="headerlink" href="#python-shell-window" title="Permalink to this headline"></a></h3> <h3>25.5.2.4. Python Shell window<a class="headerlink" href="#python-shell-window" title="Permalink to this headline"></a></h3>
<ul> <ul>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">C-c</span></tt> interrupts executing command</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">C-c</span></code> interrupts executing command</p>
</li> </li>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">C-d</span></tt> sends end-of-file; closes window if typed at a <tt class="docutils literal"><span class="pre">&gt;&gt;&gt;</span></tt> prompt</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">C-d</span></code> sends end-of-file; closes window if typed at a <code class="docutils literal"><span class="pre">&gt;&gt;&gt;</span></code> prompt</p>
</li> </li>
<li><p class="first"><tt class="kbd docutils literal"><span class="pre">Alt-/</span></tt> (Expand word) is also useful to reduce typing</p> <li><p class="first"><code class="kbd docutils literal"><span class="pre">Alt-/</span></code> (Expand word) is also useful to reduce typing</p>
<p>Command history</p> <p>Command history</p>
<ul class="simple"> <ul class="simple">
<li><tt class="kbd docutils literal"><span class="pre">Alt-p</span></tt> retrieves previous command matching what you have typed. On <li><code class="kbd docutils literal"><span class="pre">Alt-p</span></code> retrieves previous command matching what you have typed. On
OS X use <tt class="kbd docutils literal"><span class="pre">C-p</span></tt>.</li> OS X use <code class="kbd docutils literal"><span class="pre">C-p</span></code>.</li>
<li><tt class="kbd docutils literal"><span class="pre">Alt-n</span></tt> retrieves next. On OS X use <tt class="kbd docutils literal"><span class="pre">C-n</span></tt>.</li> <li><code class="kbd docutils literal"><span class="pre">Alt-n</span></code> retrieves next. On OS X use <code class="kbd docutils literal"><span class="pre">C-n</span></code>.</li>
<li><tt class="kbd docutils literal"><span class="pre">Return</span></tt> while on any previous command retrieves that command</li> <li><code class="kbd docutils literal"><span class="pre">Return</span></code> while on any previous command retrieves that command</li>
</ul> </ul>
</li> </li>
</ul> </ul>
@ -465,8 +465,8 @@ OS X use <tt class="kbd docutils literal"><span class="pre">C-p</span></tt>.</li
<p>Idle defaults to black on white text, but colors text with special meanings. <p>Idle defaults to black on white text, but colors text with special meanings.
For the shell, these are shell output, shell error, user output, and For the shell, these are shell output, shell error, user output, and
user error. For Python code, at the shell prompt or in an editor, these are user error. For Python code, at the shell prompt or in an editor, these are
keywords, builtin class and function names, names following <tt class="docutils literal"><span class="pre">class</span></tt> and keywords, builtin class and function names, names following <code class="docutils literal"><span class="pre">class</span></code> and
<tt class="docutils literal"><span class="pre">def</span></tt>, strings, and comments. For any text window, these are the cursor (when <code class="docutils literal"><span class="pre">def</span></code>, strings, and comments. For any text window, these are the cursor (when
present), found text (when possible), and selected text.</p> present), found text (when possible), and selected text.</p>
<p>Text coloring is done in the background, so uncolorized text is occasionally <p>Text coloring is done in the background, so uncolorized text is occasionally
visible. To change the color scheme, use the Configure IDLE dialog visible. To change the color scheme, use the Configure IDLE dialog
@ -476,15 +476,15 @@ text in popups and dialogs is not user-configurable.</p>
</div> </div>
<div class="section" id="startup-and-code-execution"> <div class="section" id="startup-and-code-execution">
<h2>25.5.3. Startup and code execution<a class="headerlink" href="#startup-and-code-execution" title="Permalink to this headline"></a></h2> <h2>25.5.3. Startup and code execution<a class="headerlink" href="#startup-and-code-execution" title="Permalink to this headline"></a></h2>
<p>Upon startup with the <tt class="docutils literal"><span class="pre">-s</span></tt> option, IDLE will execute the file referenced by <p>Upon startup with the <code class="docutils literal"><span class="pre">-s</span></code> option, IDLE will execute the file referenced by
the environment variables <span class="target" id="index-5"></span><tt class="xref std std-envvar docutils literal"><span class="pre">IDLESTARTUP</span></tt> or <span class="target" id="index-6"></span><a class="reference internal" href="../using/cmdline.html#envvar-PYTHONSTARTUP"><tt class="xref std std-envvar docutils literal"><span class="pre">PYTHONSTARTUP</span></tt></a>. the environment variables <span class="target" id="index-5"></span><code class="xref std std-envvar docutils literal"><span class="pre">IDLESTARTUP</span></code> or <span class="target" id="index-6"></span><a class="reference internal" href="../using/cmdline.html#envvar-PYTHONSTARTUP"><code class="xref std std-envvar docutils literal"><span class="pre">PYTHONSTARTUP</span></code></a>.
IDLE first checks for <tt class="docutils literal"><span class="pre">IDLESTARTUP</span></tt>; if <tt class="docutils literal"><span class="pre">IDLESTARTUP</span></tt> is present the file IDLE first checks for <code class="docutils literal"><span class="pre">IDLESTARTUP</span></code>; if <code class="docutils literal"><span class="pre">IDLESTARTUP</span></code> is present the file
referenced is run. If <tt class="docutils literal"><span class="pre">IDLESTARTUP</span></tt> is not present, IDLE checks for referenced is run. If <code class="docutils literal"><span class="pre">IDLESTARTUP</span></code> is not present, IDLE checks for
<tt class="docutils literal"><span class="pre">PYTHONSTARTUP</span></tt>. Files referenced by these environment variables are <code class="docutils literal"><span class="pre">PYTHONSTARTUP</span></code>. Files referenced by these environment variables are
convenient places to store functions that are used frequently from the IDLE convenient places to store functions that are used frequently from the IDLE
shell, or for executing import statements to import common modules.</p> shell, or for executing import statements to import common modules.</p>
<p>In addition, <tt class="docutils literal"><span class="pre">Tk</span></tt> also loads a startup file if it is present. Note that the <p>In addition, <code class="docutils literal"><span class="pre">Tk</span></code> also loads a startup file if it is present. Note that the
Tk file is loaded unconditionally. This additional file is <tt class="docutils literal"><span class="pre">.Idle.py</span></tt> and is Tk file is loaded unconditionally. This additional file is <code class="docutils literal"><span class="pre">.Idle.py</span></code> and is
looked for in the user&#8217;s home directory. Statements in this file will be looked for in the user&#8217;s home directory. Statements in this file will be
executed in the Tk namespace, so this file is not useful for importing executed in the Tk namespace, so this file is not useful for importing
functions to be used from IDLE&#8217;s Python shell.</p> functions to be used from IDLE&#8217;s Python shell.</p>
@ -505,12 +505,12 @@ functions to be used from IDLE&#8217;s Python shell.</p>
</div> </div>
<p>If there are arguments:</p> <p>If there are arguments:</p>
<ul class="simple"> <ul class="simple">
<li>If <tt class="docutils literal"><span class="pre">-</span></tt>, <tt class="docutils literal"><span class="pre">-c</span></tt>, or <tt class="docutils literal"><span class="pre">r</span></tt> is used, all arguments are placed in <li>If <code class="docutils literal"><span class="pre">-</span></code>, <code class="docutils literal"><span class="pre">-c</span></code>, or <code class="docutils literal"><span class="pre">r</span></code> is used, all arguments are placed in
<tt class="docutils literal"><span class="pre">sys.argv[1:...]</span></tt> and <tt class="docutils literal"><span class="pre">sys.argv[0]</span></tt> is set to <tt class="docutils literal"><span class="pre">''</span></tt>, <tt class="docutils literal"><span class="pre">'-c'</span></tt>, <code class="docutils literal"><span class="pre">sys.argv[1:...]</span></code> and <code class="docutils literal"><span class="pre">sys.argv[0]</span></code> is set to <code class="docutils literal"><span class="pre">''</span></code>, <code class="docutils literal"><span class="pre">'-c'</span></code>,
or <tt class="docutils literal"><span class="pre">'-r'</span></tt>. No editor window is opened, even if that is the default or <code class="docutils literal"><span class="pre">'-r'</span></code>. No editor window is opened, even if that is the default
set in the Options dialog.</li> set in the Options dialog.</li>
<li>Otherwise, arguments are files opened for editing and <li>Otherwise, arguments are files opened for editing and
<tt class="docutils literal"><span class="pre">sys.argv</span></tt> reflects the arguments passed to IDLE itself.</li> <code class="docutils literal"><span class="pre">sys.argv</span></code> reflects the arguments passed to IDLE itself.</li>
</ul> </ul>
</div> </div>
<div class="section" id="idle-console-differences"> <div class="section" id="idle-console-differences">
@ -595,7 +595,7 @@ are currently:</p>
</div> </div>
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<h3><a href="../contents.html">Table Of Contents</a></h3> <h3><a href="../contents.html">Table Of Contents</a></h3>
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@ -639,7 +639,7 @@ are currently:</p>
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<p class="topless"><a href="tkinter.scrolledtext.html" <p class="topless"><a href="tkinter.scrolledtext.html"
title="previous chapter">25.4. <tt class="docutils literal"><span class="pre">tkinter.scrolledtext</span></tt> &#8212; Scrolled Text Widget</a></p> title="previous chapter">25.4. <code class="docutils literal"><span class="pre">tkinter.scrolledtext</span></code> &#8212; Scrolled Text Widget</a></p>
<h4>Next topic</h4> <h4>Next topic</h4>
<p class="topless"><a href="othergui.html" <p class="topless"><a href="othergui.html"
title="next chapter">25.6. Other Graphical User Interface Packages</a></p> title="next chapter">25.6. Other Graphical User Interface Packages</a></p>
@ -650,7 +650,7 @@ are currently:</p>
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<form class="search" action="../search.html" method="get"> <form class="search" action="../search.html" method="get">
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@ -667,7 +667,7 @@ are currently:</p>
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@ -686,23 +686,23 @@ are currently:</p>
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