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src/eric7/Documentation/Source/eric7.DebugClients.Python.ThreadExtension.html@c6011e501282

src/eric7/Documentation/Source/eric7.DebugClients.Python.ThreadExtension.html

Sun, 17 Dec 2023 17:15:19 +0100

author
Detlev Offenbach <detlev@die-offenbachs.de>
date
Sun, 17 Dec 2023 17:15:19 +0100
branch
eric7
changeset 10417
c6011e501282
parent 9209
b99e7fd55fd3
child 10479
856476537696
permissions
-rw-r--r--

Modernized some code and converted Debug Client and Debugger source code documentation to the new style.

<!DOCTYPE html>
<html><head>
<title>eric7.DebugClients.Python.ThreadExtension</title>
<meta charset="UTF-8">
<link rel="stylesheet" href="styles.css">
</head>
<body>
<a NAME="top" ID="top"></a>
<h1>eric7.DebugClients.Python.ThreadExtension</h1>

<p>
Module implementing an import hook patching thread modules to get debugged too.
</p>
<h3>Global Attributes</h3>

<table>
<tr><td>_qtThreadNumber</td></tr>
</table>
<h3>Classes</h3>

<table>

<tr>
<td><a href="#DummyThreadWrapper">DummyThreadWrapper</a></td>
<td>Wrapper class for threading._DummyThread.</td>
</tr>
<tr>
<td><a href="#QRunnableWrapper">QRunnableWrapper</a></td>
<td>Wrapper class for *.QRunnable.</td>
</tr>
<tr>
<td><a href="#QThreadWrapper">QThreadWrapper</a></td>
<td>Wrapper class for *.QThread.</td>
</tr>
<tr>
<td><a href="#ThreadExtension">ThreadExtension</a></td>
<td>Class implementing the thread support for the debugger.</td>
</tr>
<tr>
<td><a href="#ThreadWrapper">ThreadWrapper</a></td>
<td>Wrapper class for threading.Thread.</td>
</tr>
<tr>
<td><a href="#TimerWrapper">TimerWrapper</a></td>
<td>Wrapper class for threading.(_)Timer.</td>
</tr>
</table>
<h3>Functions</h3>

<table>
<tr><td>None</td></tr>
</table>
<hr />
<hr />
<a NAME="DummyThreadWrapper" ID="DummyThreadWrapper"></a>
<h2>DummyThreadWrapper</h2>

<p>
            Wrapper class for threading._DummyThread.
</p>
<h3>Derived from</h3>
module._DummyThread, ThreadWrapper
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#DummyThreadWrapper.__init__">DummyThreadWrapper</a></td>
<td>Constructor</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="DummyThreadWrapper.__init__" ID="DummyThreadWrapper.__init__"></a>
<h4>DummyThreadWrapper (Constructor)</h4>
<b>DummyThreadWrapper</b>(<i>*args, **kwargs</i>)

<p>
                Constructor
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="QRunnableWrapper" ID="QRunnableWrapper"></a>
<h2>QRunnableWrapper</h2>

<p>
            Wrapper class for *.QRunnable.
</p>
<h3>Derived from</h3>
module.QRunnable
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#QRunnableWrapper.__init__">QRunnableWrapper</a></td>
<td>Constructor</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="QRunnableWrapper.__init__" ID="QRunnableWrapper.__init__"></a>
<h4>QRunnableWrapper (Constructor)</h4>
<b>QRunnableWrapper</b>(<i>*args, **kwargs</i>)

<p>
                Constructor
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="QThreadWrapper" ID="QThreadWrapper"></a>
<h2>QThreadWrapper</h2>

<p>
            Wrapper class for *.QThread.
</p>
<h3>Derived from</h3>
module.QThread
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#QThreadWrapper.__init__">QThreadWrapper</a></td>
<td>Constructor</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="QThreadWrapper.__init__" ID="QThreadWrapper.__init__"></a>
<h4>QThreadWrapper (Constructor)</h4>
<b>QThreadWrapper</b>(<i>*args, **kwargs</i>)

<p>
                Constructor
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="ThreadExtension" ID="ThreadExtension"></a>
<h2>ThreadExtension</h2>

<p>
    Class implementing the thread support for the debugger.
</p>
<p>
    Provides methods for intercepting thread creation, retrieving the running
    threads and their name and state.
</p>
<h3>Derived from</h3>
None
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#ThreadExtension.__init__">ThreadExtension</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#ThreadExtension._bootstrap">_bootstrap</a></td>
<td>Bootstrap for threading, which reports exceptions correctly.</td>
</tr>
<tr>
<td><a href="#ThreadExtension._bootstrapQThread">_bootstrapQThread</a></td>
<td>Bootstrap for QThread, which reports exceptions correctly.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.attachThread">attachThread</a></td>
<td>Public method to setup a standard thread for DebugClient to debug.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.dumpThreadList">dumpThreadList</a></td>
<td>Public method to send the list of threads.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.getExecutedFrame">getExecutedFrame</a></td>
<td>Public method to return the currently executed frame.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.lockClient">lockClient</a></td>
<td>Public method to acquire the lock for this client.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.patchGreenlet">patchGreenlet</a></td>
<td>Public method to patch the 'greenlet' module.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.patchPyThread">patchPyThread</a></td>
<td>Public method to patch Python _thread module.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.patchPyThreading">patchPyThreading</a></td>
<td>Public method to patch the Python threading module.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.patchQThread">patchQThread</a></td>
<td>Public method to patch the QtCore module's QThread.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.setCurrentThread">setCurrentThread</a></td>
<td>Public method to set the current thread.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.threadTerminated">threadTerminated</a></td>
<td>Public method called when a DebugThread has exited.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.unlockClient">unlockClient</a></td>
<td>Public method to release the lock for this client.</td>
</tr>
<tr>
<td><a href="#ThreadExtension.updateThreadList">updateThreadList</a></td>
<td>Public method to update the list of running threads.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="ThreadExtension.__init__" ID="ThreadExtension.__init__"></a>
<h4>ThreadExtension (Constructor)</h4>
<b>ThreadExtension</b>(<i></i>)

<p>
        Constructor
</p>
<a NAME="ThreadExtension._bootstrap" ID="ThreadExtension._bootstrap"></a>
<h4>ThreadExtension._bootstrap</h4>
<b>_bootstrap</b>(<i>run</i>)

<p>
            Bootstrap for threading, which reports exceptions correctly.
</p>
<dl>

<dt><i>run</i> (method pointer)</dt>
<dd>
the run method of threading.Thread
</dd>
</dl>
<a NAME="ThreadExtension._bootstrapQThread" ID="ThreadExtension._bootstrapQThread"></a>
<h4>ThreadExtension._bootstrapQThread</h4>
<b>_bootstrapQThread</b>(<i>run</i>)

<p>
            Bootstrap for QThread, which reports exceptions correctly.
</p>
<dl>

<dt><i>run</i> (method pointer)</dt>
<dd>
the run method of *.QThread
</dd>
</dl>
<a NAME="ThreadExtension.attachThread" ID="ThreadExtension.attachThread"></a>
<h4>ThreadExtension.attachThread</h4>
<b>attachThread</b>(<i>target=None, args=None, kwargs=None, mainThread=False</i>)

<p>
        Public method to setup a standard thread for DebugClient to debug.
</p>
<p>
        If mainThread is True, then we are attaching to the already
        started mainthread of the app and the rest of the args are ignored.
</p>
<dl>

<dt><i>target</i> (function)</dt>
<dd>
start function of the target thread (i.e. the user
            code)
</dd>
<dt><i>args</i> (list of Any)</dt>
<dd>
arguments to pass to target
</dd>
<dt><i>kwargs</i> (dict of Any)</dt>
<dd>
keyword arguments to pass to target
</dd>
<dt><i>mainThread</i> (bool)</dt>
<dd>
True, if we are attaching to the already started
            mainthread of the app
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
identifier of the created thread
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
int
</dd>
</dl>
<a NAME="ThreadExtension.dumpThreadList" ID="ThreadExtension.dumpThreadList"></a>
<h4>ThreadExtension.dumpThreadList</h4>
<b>dumpThreadList</b>(<i></i>)

<p>
        Public method to send the list of threads.
</p>
<a NAME="ThreadExtension.getExecutedFrame" ID="ThreadExtension.getExecutedFrame"></a>
<h4>ThreadExtension.getExecutedFrame</h4>
<b>getExecutedFrame</b>(<i>frame</i>)

<p>
        Public method to return the currently executed frame.
</p>
<dl>

<dt><i>frame</i> (frame object)</dt>
<dd>
the current frame
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
the frame which is excecuted (without debugger frames)
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
frame object
</dd>
</dl>
<a NAME="ThreadExtension.lockClient" ID="ThreadExtension.lockClient"></a>
<h4>ThreadExtension.lockClient</h4>
<b>lockClient</b>(<i>blocking=True</i>)

<p>
        Public method to acquire the lock for this client.
</p>
<dl>

<dt><i>blocking</i> (bool)</dt>
<dd>
flag to indicating a blocking lock
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating successful locking
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="ThreadExtension.patchGreenlet" ID="ThreadExtension.patchGreenlet"></a>
<h4>ThreadExtension.patchGreenlet</h4>
<b>patchGreenlet</b>(<i>module</i>)

<p>
        Public method to patch the 'greenlet' module.
</p>
<dl>

<dt><i>module</i> (module)</dt>
<dd>
reference to the imported module to be patched
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
flag indicating that the module was processed
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
bool
</dd>
</dl>
<a NAME="ThreadExtension.patchPyThread" ID="ThreadExtension.patchPyThread"></a>
<h4>ThreadExtension.patchPyThread</h4>
<b>patchPyThread</b>(<i>module</i>)

<p>
        Public method to patch Python _thread module.
</p>
<dl>

<dt><i>module</i> (module)</dt>
<dd>
reference to the imported module to be patched
</dd>
</dl>
<a NAME="ThreadExtension.patchPyThreading" ID="ThreadExtension.patchPyThreading"></a>
<h4>ThreadExtension.patchPyThreading</h4>
<b>patchPyThreading</b>(<i>module</i>)

<p>
        Public method to patch the Python threading module.
</p>
<dl>

<dt><i>module</i> (module)</dt>
<dd>
reference to the imported module to be patched
</dd>
</dl>
<a NAME="ThreadExtension.patchQThread" ID="ThreadExtension.patchQThread"></a>
<h4>ThreadExtension.patchQThread</h4>
<b>patchQThread</b>(<i>module</i>)

<p>
        Public method to patch the QtCore module's QThread.
</p>
<dl>

<dt><i>module</i> (module)</dt>
<dd>
reference to the imported module to be patched
</dd>
</dl>
<a NAME="ThreadExtension.setCurrentThread" ID="ThreadExtension.setCurrentThread"></a>
<h4>ThreadExtension.setCurrentThread</h4>
<b>setCurrentThread</b>(<i>threadId</i>)

<p>
        Public method to set the current thread.
</p>
<dl>

<dt><i>threadId</i> (int)</dt>
<dd>
the id the current thread should be set to.
</dd>
</dl>
<a NAME="ThreadExtension.threadTerminated" ID="ThreadExtension.threadTerminated"></a>
<h4>ThreadExtension.threadTerminated</h4>
<b>threadTerminated</b>(<i>threadId</i>)

<p>
        Public method called when a DebugThread has exited.
</p>
<dl>

<dt><i>threadId</i> (int)</dt>
<dd>
id of the DebugThread that has exited
</dd>
</dl>
<a NAME="ThreadExtension.unlockClient" ID="ThreadExtension.unlockClient"></a>
<h4>ThreadExtension.unlockClient</h4>
<b>unlockClient</b>(<i></i>)

<p>
        Public method to release the lock for this client.
</p>
<a NAME="ThreadExtension.updateThreadList" ID="ThreadExtension.updateThreadList"></a>
<h4>ThreadExtension.updateThreadList</h4>
<b>updateThreadList</b>(<i></i>)

<p>
        Public method to update the list of running threads.
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="ThreadWrapper" ID="ThreadWrapper"></a>
<h2>ThreadWrapper</h2>

<p>
            Wrapper class for threading.Thread.
</p>
<h3>Derived from</h3>
module.Thread
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#ThreadWrapper.__init__">ThreadWrapper</a></td>
<td>Constructor</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="ThreadWrapper.__init__" ID="ThreadWrapper.__init__"></a>
<h4>ThreadWrapper (Constructor)</h4>
<b>ThreadWrapper</b>(<i>*args, **kwargs</i>)

<p>
                Constructor
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="TimerWrapper" ID="TimerWrapper"></a>
<h2>TimerWrapper</h2>

<p>
            Wrapper class for threading.(_)Timer.
</p>
<h3>Derived from</h3>
timer, ThreadWrapper
<h3>Class Attributes</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Class Methods</h3>

<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>

<table>

<tr>
<td><a href="#TimerWrapper.__init__">TimerWrapper</a></td>
<td>Constructor</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>
<tr><td>None</td></tr>
</table>

<a NAME="TimerWrapper.__init__" ID="TimerWrapper.__init__"></a>
<h4>TimerWrapper (Constructor)</h4>
<b>TimerWrapper</b>(<i>interval, function, *args, **kwargs</i>)

<p>
                Constructor
</p>
<div align="right"><a href="#top">Up</a></div>
<hr />
</body></html>

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