src/eric7/Documentation/Source/eric7.CodeFormatting.BlackFormattingDialog.html

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<h1>eric7.CodeFormatting.BlackFormattingDialog</h1>

<p>
Module implementing a dialog showing the Black code formatting progress and the results.
</p>
<h3>Global Attributes</h3>

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

<table>

<tr>
<td><a href="#BlackFormattingDialog">BlackFormattingDialog</a></td>
<td>Class implementing a dialog showing the Black code formatting progress and the results.</td>
</tr>
<tr>
<td><a href="#BlackMultiprocessingReport">BlackMultiprocessingReport</a></td>
<td>Class extending the black Report to work with multiprocessing.</td>
</tr>
<tr>
<td><a href="#BlackMultiprocessingResult">BlackMultiprocessingResult</a></td>
<td>Class containing the reformatting result data.</td>
</tr>
<tr>
<td><a href="#BlackReport">BlackReport</a></td>
<td>Class extending the black Report to work with our dialog.</td>
</tr>
<tr>
<td><a href="#BlackStatistics">BlackStatistics</a></td>
<td>Class containing the reformatting statistic data.</td>
</tr>
</table>
<h3>Functions</h3>

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

<p>
    Class implementing a dialog showing the Black code formatting progress and the
    results.
</p>
<h3>Derived from</h3>
QDialog, Ui_BlackFormattingDialog
<h3>Class Attributes</h3>

<table>
<tr><td>DataRole</td></tr><tr><td>DataTypeRole</td></tr><tr><td>FileNameColumn</td></tr><tr><td>FileNameRole</td></tr><tr><td>StatusColumn</td></tr><tr><td>StatusRole</td></tr>
</table>
<h3>Class Methods</h3>

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

<table>

<tr>
<td><a href="#BlackFormattingDialog.__init__">BlackFormattingDialog</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__filterFiles">__filterFiles</a></td>
<td>Private method to filter the given list of files according the configuration parameters.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__finish">__finish</a></td>
<td>Private method to perform some actions after the run was performed or canceled.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__formatButtonClicked">__formatButtonClicked</a></td>
<td>Private slot handling the selection of the 'Format Code' button.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__formatManyFiles">__formatManyFiles</a></td>
<td>Private method to format the list of files according the configuration using multiple processes in parallel.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__formatOneFile">__formatOneFile</a></td>
<td>Private method to format the list of files according the configuration.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__handleBlackFormattingResult">__handleBlackFormattingResult</a></td>
<td>Private slot to handle the result of a black reformatting action.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__performAction">__performAction</a></td>
<td>Private method to execute the requested formatting action.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__populateStatusFilterCombo">__populateStatusFilterCombo</a></td>
<td>Private method to populate the status filter combo box with allowed selections.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__resizeColumns">__resizeColumns</a></td>
<td>Private method to resize the columns of the result list.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__resort">__resort</a></td>
<td>Private method to resort the result list.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.__updateStatistics">__updateStatistics</a></td>
<td>Private method to update the statistics about the recent formatting run and make them visible.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.closeEvent">closeEvent</a></td>
<td>Protected slot implementing a close event handler.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.on_buttonBox_clicked">on_buttonBox_clicked</a></td>
<td>Private slot to handle button presses of the dialog buttons.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.on_resultsList_itemDoubleClicked">on_resultsList_itemDoubleClicked</a></td>
<td>Private slot handling a double click of a result item.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.on_statusFilterComboBox_currentTextChanged">on_statusFilterComboBox_currentTextChanged</a></td>
<td>Private slot handling the selection of a status for items to be shown.</td>
</tr>
</table>
<h3>Static Methods</h3>

<table>

<tr>
<td><a href="#BlackFormattingDialog.__diffFormatFile">__diffFormatFile</a></td>
<td>Static method to check, if the given files need to be reformatted, and generate a unified diff.</td>
</tr>
<tr>
<td><a href="#BlackFormattingDialog.formattingWorkerTask">formattingWorkerTask</a></td>
<td>Static method acting as the parallel worker for the formatting task.</td>
</tr>
</table>

<a NAME="BlackFormattingDialog.__init__" ID="BlackFormattingDialog.__init__"></a>
<h4>BlackFormattingDialog (Constructor)</h4>
<b>BlackFormattingDialog</b>(<i>configuration, filesList, project=None, action=BlackFormattingAction.Format, parent=None, </i>)

<p>
        Constructor
</p>
<dl>

<dt><i>configuration</i> (dict)</dt>
<dd>
dictionary containing the configuration parameters
</dd>
<dt><i>filesList</i> (list of str)</dt>
<dd>
list of absolute file paths to be processed
</dd>
<dt><i>project</i> (Project (optional))</dt>
<dd>
reference to the project object (defaults to None)
</dd>
<dt><i>action</i> (BlackFormattingAction (optional))</dt>
<dd>
action to be performed (defaults to BlackFormattingAction.Format)
</dd>
<dt><i>parent</i> (QWidget (optional))</dt>
<dd>
reference to the parent widget (defaults to None)
</dd>
</dl>
<a NAME="BlackFormattingDialog.__filterFiles" ID="BlackFormattingDialog.__filterFiles"></a>
<h4>BlackFormattingDialog.__filterFiles</h4>
<b>__filterFiles</b>(<i>filesList</i>)

<p>
        Private method to filter the given list of files according the
        configuration parameters.
</p>
<dl>

<dt><i>filesList</i> (list of str)</dt>
<dd>
list of files
</dd>
</dl>
<dl>
<dt>Return:</dt>
<dd>
list of filtered files
</dd>
</dl>
<dl>
<dt>Return Type:</dt>
<dd>
list of str
</dd>
</dl>
<a NAME="BlackFormattingDialog.__finish" ID="BlackFormattingDialog.__finish"></a>
<h4>BlackFormattingDialog.__finish</h4>
<b>__finish</b>(<i></i>)

<p>
        Private method to perform some actions after the run was performed or canceled.
</p>
<a NAME="BlackFormattingDialog.__formatButtonClicked" ID="BlackFormattingDialog.__formatButtonClicked"></a>
<h4>BlackFormattingDialog.__formatButtonClicked</h4>
<b>__formatButtonClicked</b>(<i></i>)

<p>
        Private slot handling the selection of the 'Format Code' button.
</p>
<a NAME="BlackFormattingDialog.__formatManyFiles" ID="BlackFormattingDialog.__formatManyFiles"></a>
<h4>BlackFormattingDialog.__formatManyFiles</h4>
<b>__formatManyFiles</b>(<i>files</i>)

<p>
        Private method to format the list of files according the configuration using
        multiple processes in parallel.
</p>
<dl>

<dt><i>files</i> (list of str)</dt>
<dd>
list of files to be processed
</dd>
</dl>
<a NAME="BlackFormattingDialog.__formatOneFile" ID="BlackFormattingDialog.__formatOneFile"></a>
<h4>BlackFormattingDialog.__formatOneFile</h4>
<b>__formatOneFile</b>(<i>file</i>)

<p>
        Private method to format the list of files according the configuration.
</p>
<dl>

<dt><i>file</i> (str)</dt>
<dd>
name of the file to be processed
</dd>
</dl>
<a NAME="BlackFormattingDialog.__handleBlackFormattingResult" ID="BlackFormattingDialog.__handleBlackFormattingResult"></a>
<h4>BlackFormattingDialog.__handleBlackFormattingResult</h4>
<b>__handleBlackFormattingResult</b>(<i>status, filename, data</i>)

<p>
        Private slot to handle the result of a black reformatting action.
</p>
<dl>

<dt><i>status</i> (str)</dt>
<dd>
status of the performed action (one of 'changed', 'failed',
            'ignored', 'unchanged' or 'unmodified')
</dd>
<dt><i>filename</i> (str)</dt>
<dd>
name of the processed file
</dd>
<dt><i>data</i> (str)</dt>
<dd>
action data (error message or unified diff)
</dd>
</dl>
<a NAME="BlackFormattingDialog.__performAction" ID="BlackFormattingDialog.__performAction"></a>
<h4>BlackFormattingDialog.__performAction</h4>
<b>__performAction</b>(<i></i>)

<p>
        Private method to execute the requested formatting action.
</p>
<a NAME="BlackFormattingDialog.__populateStatusFilterCombo" ID="BlackFormattingDialog.__populateStatusFilterCombo"></a>
<h4>BlackFormattingDialog.__populateStatusFilterCombo</h4>
<b>__populateStatusFilterCombo</b>(<i></i>)

<p>
        Private method to populate the status filter combo box with allowed selections.
</p>
<a NAME="BlackFormattingDialog.__resizeColumns" ID="BlackFormattingDialog.__resizeColumns"></a>
<h4>BlackFormattingDialog.__resizeColumns</h4>
<b>__resizeColumns</b>(<i></i>)

<p>
        Private method to resize the columns of the result list.
</p>
<a NAME="BlackFormattingDialog.__resort" ID="BlackFormattingDialog.__resort"></a>
<h4>BlackFormattingDialog.__resort</h4>
<b>__resort</b>(<i></i>)

<p>
        Private method to resort the result list.
</p>
<a NAME="BlackFormattingDialog.__updateStatistics" ID="BlackFormattingDialog.__updateStatistics"></a>
<h4>BlackFormattingDialog.__updateStatistics</h4>
<b>__updateStatistics</b>(<i></i>)

<p>
        Private method to update the statistics about the recent formatting run and
        make them visible.
</p>
<a NAME="BlackFormattingDialog.closeEvent" ID="BlackFormattingDialog.closeEvent"></a>
<h4>BlackFormattingDialog.closeEvent</h4>
<b>closeEvent</b>(<i>evt</i>)

<p>
        Protected slot implementing a close event handler.
</p>
<dl>

<dt><i>evt</i> (QCloseEvent)</dt>
<dd>
reference to the close event
</dd>
</dl>
<a NAME="BlackFormattingDialog.on_buttonBox_clicked" ID="BlackFormattingDialog.on_buttonBox_clicked"></a>
<h4>BlackFormattingDialog.on_buttonBox_clicked</h4>
<b>on_buttonBox_clicked</b>(<i>button</i>)

<p>
        Private slot to handle button presses of the dialog buttons.
</p>
<dl>

<dt><i>button</i> (QAbstractButton)</dt>
<dd>
reference to the pressed button
</dd>
</dl>
<a NAME="BlackFormattingDialog.on_resultsList_itemDoubleClicked" ID="BlackFormattingDialog.on_resultsList_itemDoubleClicked"></a>
<h4>BlackFormattingDialog.on_resultsList_itemDoubleClicked</h4>
<b>on_resultsList_itemDoubleClicked</b>(<i>item, column</i>)

<p>
        Private slot handling a double click of a result item.
</p>
<dl>

<dt><i>item</i> (QTreeWidgetItem)</dt>
<dd>
reference to the double clicked item
</dd>
<dt><i>column</i> (int)</dt>
<dd>
column number that was double clicked
</dd>
</dl>
<a NAME="BlackFormattingDialog.on_statusFilterComboBox_currentTextChanged" ID="BlackFormattingDialog.on_statusFilterComboBox_currentTextChanged"></a>
<h4>BlackFormattingDialog.on_statusFilterComboBox_currentTextChanged</h4>
<b>on_statusFilterComboBox_currentTextChanged</b>(<i>status</i>)

<p>
        Private slot handling the selection of a status for items to be shown.
</p>
<dl>

<dt><i>status</i> (str)</dt>
<dd>
selected status
</dd>
</dl>
<a NAME="BlackFormattingDialog.__diffFormatFile" ID="BlackFormattingDialog.__diffFormatFile"></a>
<h4>BlackFormattingDialog.__diffFormatFile (static)</h4>
<b>__diffFormatFile</b>(<i>fast, mode, report, relSrc=""</i>)

<p>
        Static method to check, if the given files need to be reformatted, and generate
        a unified diff.
</p>
<dl>

<dt><i>src</i> (pathlib.Path)</dt>
<dd>
path of file to be checked
</dd>
<dt><i>fast</i> (bool)</dt>
<dd>
flag indicating fast operation
</dd>
<dt><i>mode</i> (black.Mode)</dt>
<dd>
code formatting options
</dd>
<dt><i>report</i> (BlackReport)</dt>
<dd>
reference to the report object
</dd>
<dt><i>relSrc</i> (str (optional))</dt>
<dd>
name of the file relative to the project (defaults to "")
</dd>
</dl>
<a NAME="BlackFormattingDialog.formattingWorkerTask" ID="BlackFormattingDialog.formattingWorkerTask"></a>
<h4>BlackFormattingDialog.formattingWorkerTask (static)</h4>
<b>formattingWorkerTask</b>(<i>outputQueue, config</i>)

<p>
        Static method acting as the parallel worker for the formatting task.
</p>
<dl>

<dt><i>inputQueue</i> (multiprocessing.Queue)</dt>
<dd>
input queue
</dd>
<dt><i>outputQueue</i> (multiprocessing.Queue)</dt>
<dd>
output queue
</dd>
<dt><i>config</i> (dict)</dt>
<dd>
dictionary containing the configuration parameters
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="BlackMultiprocessingReport" ID="BlackMultiprocessingReport"></a>
<h2>BlackMultiprocessingReport</h2>

<p>
    Class extending the black Report to work with multiprocessing.
</p>
<h3>Derived from</h3>
black.Report
<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="#BlackMultiprocessingReport.__init__">BlackMultiprocessingReport</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#BlackMultiprocessingReport.done">done</a></td>
<td>Public method to handle the end of a reformat.</td>
</tr>
<tr>
<td><a href="#BlackMultiprocessingReport.failed">failed</a></td>
<td>Public method to handle a reformat failure.</td>
</tr>
<tr>
<td><a href="#BlackMultiprocessingReport.path_ignored">path_ignored</a></td>
<td>Public method handling an ignored path.</td>
</tr>
</table>
<h3>Static Methods</h3>

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

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

<p>
        Constructor
</p>
<dl>

<dt><i>resultQueue</i> (multiprocessing.Queue)</dt>
<dd>
reference to the queue to put the results into
</dd>
</dl>
<a NAME="BlackMultiprocessingReport.done" ID="BlackMultiprocessingReport.done"></a>
<h4>BlackMultiprocessingReport.done</h4>
<b>done</b>(<i>src, changed, diff=""</i>)

<p>
        Public method to handle the end of a reformat.
</p>
<dl>

<dt><i>src</i> (pathlib.Path)</dt>
<dd>
name of the processed file
</dd>
<dt><i>changed</i> (black.Changed)</dt>
<dd>
change status
</dd>
<dt><i>diff</i> (str)</dt>
<dd>
unified diff of potential changes (defaults to "")
</dd>
</dl>
<a NAME="BlackMultiprocessingReport.failed" ID="BlackMultiprocessingReport.failed"></a>
<h4>BlackMultiprocessingReport.failed</h4>
<b>failed</b>(<i>src, message</i>)

<p>
        Public method to handle a reformat failure.
</p>
<dl>

<dt><i>src</i> (pathlib.Path)</dt>
<dd>
name of the processed file
</dd>
<dt><i>message</i> (str)</dt>
<dd>
error message
</dd>
</dl>
<a NAME="BlackMultiprocessingReport.path_ignored" ID="BlackMultiprocessingReport.path_ignored"></a>
<h4>BlackMultiprocessingReport.path_ignored</h4>
<b>path_ignored</b>(<i>src, message=""</i>)

<p>
        Public method handling an ignored path.
</p>
<dl>

<dt><i>src</i> (pathlib.Path or str)</dt>
<dd>
name of the processed file
</dd>
<dt><i>message</i> (str (optional))</dt>
<dd>
ignore message (default to "")
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="BlackMultiprocessingResult" ID="BlackMultiprocessingResult"></a>
<h2>BlackMultiprocessingResult</h2>

<p>
    Class containing the reformatting result data.
</p>
<p>
    This class is used when reformatting multiple files in parallel using processes.
</p>
<h3>Derived from</h3>
None
<h3>Class Attributes</h3>

<table>
<tr><td>data</td></tr><tr><td>filename</td></tr><tr><td>status</td></tr>
</table>
<h3>Class Methods</h3>

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

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

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

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

<p>
    Class extending the black Report to work with our dialog.
</p>
<h3>Signals</h3>
<dl>

<dt>result(status, file name, data)</dt>
<dd>
emitted to signal the reformatting result
        as three strings giving the status (one of 'changed', 'unchanged', 'unmodified',
        'failed' or 'ignored'), the file name and data related to the result
</dd>
</dl>
<h3>Derived from</h3>
QObject, black.Report
<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="#BlackReport.__init__">BlackReport</a></td>
<td>Constructor</td>
</tr>
<tr>
<td><a href="#BlackReport.done">done</a></td>
<td>Public method to handle the end of a reformat.</td>
</tr>
<tr>
<td><a href="#BlackReport.failed">failed</a></td>
<td>Public method to handle a reformat failure.</td>
</tr>
<tr>
<td><a href="#BlackReport.path_ignored">path_ignored</a></td>
<td>Public method handling an ignored path.</td>
</tr>
</table>
<h3>Static Methods</h3>

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

<a NAME="BlackReport.__init__" ID="BlackReport.__init__"></a>
<h4>BlackReport (Constructor)</h4>
<b>BlackReport</b>(<i>parent=None</i>)

<p>
        Constructor
</p>
<dl>

<dt><i>parent</i> (QObject (optional))</dt>
<dd>
reference to the parent object (defaults to None
</dd>
</dl>
<a NAME="BlackReport.done" ID="BlackReport.done"></a>
<h4>BlackReport.done</h4>
<b>done</b>(<i>src, changed, diff=""</i>)

<p>
        Public method to handle the end of a reformat.
</p>
<dl>

<dt><i>src</i> (pathlib.Path)</dt>
<dd>
name of the processed file
</dd>
<dt><i>changed</i> (black.Changed)</dt>
<dd>
change status
</dd>
<dt><i>diff</i> (str)</dt>
<dd>
unified diff of potential changes (defaults to "")
</dd>
</dl>
<a NAME="BlackReport.failed" ID="BlackReport.failed"></a>
<h4>BlackReport.failed</h4>
<b>failed</b>(<i>src, message</i>)

<p>
        Public method to handle a reformat failure.
</p>
<dl>

<dt><i>src</i> (pathlib.Path)</dt>
<dd>
name of the processed file
</dd>
<dt><i>message</i> (str)</dt>
<dd>
error message
</dd>
</dl>
<a NAME="BlackReport.path_ignored" ID="BlackReport.path_ignored"></a>
<h4>BlackReport.path_ignored</h4>
<b>path_ignored</b>(<i>src, message=""</i>)

<p>
        Public method handling an ignored path.
</p>
<dl>

<dt><i>src</i> (pathlib.Path or str)</dt>
<dd>
name of the processed file
</dd>
<dt><i>message</i> (str (optional))</dt>
<dd>
ignore message (default to "")
</dd>
</dl>
<div align="right"><a href="#top">Up</a></div>
<hr />
<hr />
<a NAME="BlackStatistics" ID="BlackStatistics"></a>
<h2>BlackStatistics</h2>

<p>
    Class containing the reformatting statistic data.
</p>
<h3>Derived from</h3>
None
<h3>Class Attributes</h3>

<table>
<tr><td>changeCount</td></tr><tr><td>failureCount</td></tr><tr><td>ignoreCount</td></tr><tr><td>processedCount</td></tr><tr><td>sameCount</td></tr>
</table>
<h3>Class Methods</h3>

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

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

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

<div align="right"><a href="#top">Up</a></div>
<hr />
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