Documentation/Source/eric5.Plugins.CheckerPlugins.Pep8.Pep8Fixer.html

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<h1>eric5.Plugins.CheckerPlugins.Pep8.Pep8Fixer</h1>
<p>
Module implementing a class to fix certain PEP 8 issues.
</p>
<h3>Global Attributes</h3>
<table>
<tr><td>Pep8FixableIssues</td></tr>
</table>
<h3>Classes</h3>
<table>
<tr>
<td><a href="#Pep8Fixer">Pep8Fixer</a></td>
<td>Class implementing a fixer for certain PEP 8 issues.</td>
</tr>
</table>
<h3>Functions</h3>
<table>
<tr><td>None</td></tr>
</table>
<hr /><hr />
<a NAME="Pep8Fixer" ID="Pep8Fixer"></a>
<h2>Pep8Fixer</h2>
<p>
    Class implementing a fixer for certain PEP 8 issues.
</p>
<h3>Derived from</h3>
QObject
<h3>Class Attributes</h3>
<table>
<tr><td>None</td></tr>
</table>
<h3>Methods</h3>
<table>
<tr>
<td><a href="#Pep8Fixer.__init__">Pep8Fixer</a></td>
<td>Constructor</td>
</tr><tr>
<td><a href="#Pep8Fixer.__finalize">__finalize</a></td>
<td>Private method to apply all deferred fixes.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixBlankLinesAfterDecorator">__fixBlankLinesAfterDecorator</a></td>
<td>Private method to fix superfluous blank lines after a function decorator.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixMissingWhitespaceAfter">__fixMissingWhitespaceAfter</a></td>
<td>Private method to fix missing whitespace after ',;:'.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixMissingWhitespaceAroundOperator">__fixMissingWhitespaceAroundOperator</a></td>
<td>Private method to fix missing whitespace after ',;:'.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixNewline">__fixNewline</a></td>
<td>Private method to fix a missing newline at the end of file.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixNotEqual">__fixNotEqual</a></td>
<td>Private method to fix the not equal notation.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixOneBlankLine">__fixOneBlankLine</a></td>
<td>Private method to fix the need for one blank line.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixTabs">__fixTabs</a></td>
<td>Private method to fix obsolete tab usage.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixTooManyBlankLines">__fixTooManyBlankLines</a></td>
<td>Private method to fix superfluous blank lines.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixTrailingBlankLines">__fixTrailingBlankLines</a></td>
<td>Private method to fix trailing blank lines.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixTwoBlankLines">__fixTwoBlankLines</a></td>
<td>Private method to fix the need for two blank lines.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespace">__fixWhitespace</a></td>
<td>Private method to fix trailing whitespace.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespaceAfter">__fixWhitespaceAfter</a></td>
<td>Private method to fix superfluous whitespace after '([{'.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespaceAfterInline">__fixWhitespaceAfterInline</a></td>
<td>Private method to fix whitespace after inline comment.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespaceAroundEquals">__fixWhitespaceAroundEquals</a></td>
<td>Private method to fix extraneous whitespace around keyword and default parameter equals.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespaceAroundOperator">__fixWhitespaceAroundOperator</a></td>
<td>Private method to fix extraneous whitespace around operator.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespaceBefore">__fixWhitespaceBefore</a></td>
<td>Private method to fix superfluous whitespace before '}])', ',;:' and '(['.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__fixWhitespaceBeforeInline">__fixWhitespaceBeforeInline</a></td>
<td>Private method to fix missing whitespace before inline comment.</td>
</tr><tr>
<td><a href="#Pep8Fixer.__getEol">__getEol</a></td>
<td>Private method to get the applicable eol string.</td>
</tr><tr>
<td><a href="#Pep8Fixer.fixIssue">fixIssue</a></td>
<td>Public method to fix the fixable issues.</td>
</tr><tr>
<td><a href="#Pep8Fixer.saveFile">saveFile</a></td>
<td>Public method to save the modified file.</td>
</tr>
</table>
<a NAME="Pep8Fixer.__init__" ID="Pep8Fixer.__init__"></a>
<h4>Pep8Fixer (Constructor)</h4>
<b>Pep8Fixer</b>(<i>project, filename, sourceLines, fixCodes, inPlace</i>)
<p>
        Constructor
</p><dl>
<dt><i>project</i></dt>
<dd>
reference to the project object (Project)
</dd><dt><i>filename</i></dt>
<dd>
name of the file to be fixed (string)
</dd><dt><i>sourceLines</i></dt>
<dd>
list of source lines including eol marker
            (list of string)
</dd><dt><i>fixCodes</i></dt>
<dd>
list of codes to be fixed as a comma separated
            string (string)
</dd><dt><i>inPlace</i></dt>
<dd>
flag indicating to modify the file in place (boolean)
</dd>
</dl><a NAME="Pep8Fixer.__finalize" ID="Pep8Fixer.__finalize"></a>
<h4>Pep8Fixer.__finalize</h4>
<b>__finalize</b>(<i></i>)
<p>
        Private method to apply all deferred fixes.
</p><a NAME="Pep8Fixer.__fixBlankLinesAfterDecorator" ID="Pep8Fixer.__fixBlankLinesAfterDecorator"></a>
<h4>Pep8Fixer.__fixBlankLinesAfterDecorator</h4>
<b>__fixBlankLinesAfterDecorator</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix superfluous blank lines after a function
        decorator.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixMissingWhitespaceAfter" ID="Pep8Fixer.__fixMissingWhitespaceAfter"></a>
<h4>Pep8Fixer.__fixMissingWhitespaceAfter</h4>
<b>__fixMissingWhitespaceAfter</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix missing whitespace after ',;:'.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixMissingWhitespaceAroundOperator" ID="Pep8Fixer.__fixMissingWhitespaceAroundOperator"></a>
<h4>Pep8Fixer.__fixMissingWhitespaceAroundOperator</h4>
<b>__fixMissingWhitespaceAroundOperator</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix missing whitespace after ',;:'.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixNewline" ID="Pep8Fixer.__fixNewline"></a>
<h4>Pep8Fixer.__fixNewline</h4>
<b>__fixNewline</b>(<i>code, line, pos</i>)
<p>
        Private method to fix a missing newline at the end of file.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixNotEqual" ID="Pep8Fixer.__fixNotEqual"></a>
<h4>Pep8Fixer.__fixNotEqual</h4>
<b>__fixNotEqual</b>(<i>code, line, pos</i>)
<p>
        Private method to fix the not equal notation.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixOneBlankLine" ID="Pep8Fixer.__fixOneBlankLine"></a>
<h4>Pep8Fixer.__fixOneBlankLine</h4>
<b>__fixOneBlankLine</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix the need for one blank line.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixTabs" ID="Pep8Fixer.__fixTabs"></a>
<h4>Pep8Fixer.__fixTabs</h4>
<b>__fixTabs</b>(<i>code, line, pos</i>)
<p>
        Private method to fix obsolete tab usage.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixTooManyBlankLines" ID="Pep8Fixer.__fixTooManyBlankLines"></a>
<h4>Pep8Fixer.__fixTooManyBlankLines</h4>
<b>__fixTooManyBlankLines</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix superfluous blank lines.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixTrailingBlankLines" ID="Pep8Fixer.__fixTrailingBlankLines"></a>
<h4>Pep8Fixer.__fixTrailingBlankLines</h4>
<b>__fixTrailingBlankLines</b>(<i>code, line, pos</i>)
<p>
        Private method to fix trailing blank lines.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixTwoBlankLines" ID="Pep8Fixer.__fixTwoBlankLines"></a>
<h4>Pep8Fixer.__fixTwoBlankLines</h4>
<b>__fixTwoBlankLines</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix the need for two blank lines.
</p><a NAME="Pep8Fixer.__fixWhitespace" ID="Pep8Fixer.__fixWhitespace"></a>
<h4>Pep8Fixer.__fixWhitespace</h4>
<b>__fixWhitespace</b>(<i>code, line, pos</i>)
<p>
        Private method to fix trailing whitespace.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixWhitespaceAfter" ID="Pep8Fixer.__fixWhitespaceAfter"></a>
<h4>Pep8Fixer.__fixWhitespaceAfter</h4>
<b>__fixWhitespaceAfter</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix superfluous whitespace after '([{'.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixWhitespaceAfterInline" ID="Pep8Fixer.__fixWhitespaceAfterInline"></a>
<h4>Pep8Fixer.__fixWhitespaceAfterInline</h4>
<b>__fixWhitespaceAfterInline</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix whitespace after inline comment.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixWhitespaceAroundEquals" ID="Pep8Fixer.__fixWhitespaceAroundEquals"></a>
<h4>Pep8Fixer.__fixWhitespaceAroundEquals</h4>
<b>__fixWhitespaceAroundEquals</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix extraneous whitespace around keyword and
        default parameter equals.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixWhitespaceAroundOperator" ID="Pep8Fixer.__fixWhitespaceAroundOperator"></a>
<h4>Pep8Fixer.__fixWhitespaceAroundOperator</h4>
<b>__fixWhitespaceAroundOperator</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix extraneous whitespace around operator.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixWhitespaceBefore" ID="Pep8Fixer.__fixWhitespaceBefore"></a>
<h4>Pep8Fixer.__fixWhitespaceBefore</h4>
<b>__fixWhitespaceBefore</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix superfluous whitespace before '}])',
        ',;:' and '(['.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__fixWhitespaceBeforeInline" ID="Pep8Fixer.__fixWhitespaceBeforeInline"></a>
<h4>Pep8Fixer.__fixWhitespaceBeforeInline</h4>
<b>__fixWhitespaceBeforeInline</b>(<i>code, line, pos, apply=False</i>)
<p>
        Private method to fix missing whitespace before inline comment.
</p><dl>
<dt><i>code</i></dt>
<dd>
code of the issue (string)
</dd><dt><i>line</i></dt>
<dd>
line number of the issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
position inside line (integer)
</dd><dt><i>apply=</i></dt>
<dd>
flag indicating, that the fix should be applied
            (boolean)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.__getEol" ID="Pep8Fixer.__getEol"></a>
<h4>Pep8Fixer.__getEol</h4>
<b>__getEol</b>(<i></i>)
<p>
        Private method to get the applicable eol string.
</p><dl>
<dt>Returns:</dt>
<dd>
eol string (string)
</dd>
</dl><a NAME="Pep8Fixer.fixIssue" ID="Pep8Fixer.fixIssue"></a>
<h4>Pep8Fixer.fixIssue</h4>
<b>fixIssue</b>(<i>line, pos, message</i>)
<p>
        Public method to fix the fixable issues.
</p><dl>
<dt><i>line</i></dt>
<dd>
line number of issue (integer)
</dd><dt><i>pos</i></dt>
<dd>
character position of issue (integer)
</dd><dt><i>message</i></dt>
<dd>
message text (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating an applied fix (boolean) and a message for
            the fix (string)
</dd>
</dl><a NAME="Pep8Fixer.saveFile" ID="Pep8Fixer.saveFile"></a>
<h4>Pep8Fixer.saveFile</h4>
<b>saveFile</b>(<i>encoding</i>)
<p>
        Public method to save the modified file.
</p><dl>
<dt><i>encoding</i></dt>
<dd>
encoding of the source file (string)
</dd>
</dl><dl>
<dt>Returns:</dt>
<dd>
flag indicating success (boolean)
</dd>
</dl>
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