src/eric7/Documentation/Source/eric7.Plugins.CheckerPlugins.CodeStyleChecker.Complexity.mccabe.html

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<h1>eric7.Plugins.CheckerPlugins.CodeStyleChecker.Complexity.mccabe</h1>

<h3>Global Attributes</h3>

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

<table>

<tr>
<td><a href="#ASTVisitor">ASTVisitor</a></td>
<td>Performs a depth-first walk of the AST.</td>
</tr>
<tr>
<td><a href="#PathGraph">PathGraph</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor">PathGraphingAstVisitor</a></td>
<td>A visitor for a parsed Abstract Syntax Tree which finds executable statements.</td>
</tr>
<tr>
<td><a href="#PathNode">PathNode</a></td>
<td></td>
</tr>
</table>
<h3>Functions</h3>

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

<p>
Performs a depth-first walk of the AST.
</p>
<h3>Derived from</h3>
object
<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="#ASTVisitor.__init__">ASTVisitor</a></td>
<td></td>
</tr>
<tr>
<td><a href="#ASTVisitor.default">default</a></td>
<td></td>
</tr>
<tr>
<td><a href="#ASTVisitor.dispatch">dispatch</a></td>
<td></td>
</tr>
<tr>
<td><a href="#ASTVisitor.preorder">preorder</a></td>
<td>Do preorder walk of tree using visitor</td>
</tr>
</table>
<h3>Static Methods</h3>

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

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

<a NAME="ASTVisitor.default" ID="ASTVisitor.default"></a>
<h4>ASTVisitor.default</h4>
<b>default</b>(<i>node, *args</i>)

<a NAME="ASTVisitor.dispatch" ID="ASTVisitor.dispatch"></a>
<h4>ASTVisitor.dispatch</h4>
<b>dispatch</b>(<i>node, *args</i>)

<a NAME="ASTVisitor.preorder" ID="ASTVisitor.preorder"></a>
<h4>ASTVisitor.preorder</h4>
<b>preorder</b>(<i>tree, visitor, *args</i>)

<p>
Do preorder walk of tree using visitor
</p>
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<hr />
<hr />
<a NAME="PathGraph" ID="PathGraph"></a>
<h2>PathGraph</h2>

<h3>Derived from</h3>
object
<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="#PathGraph.__init__">PathGraph</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraph.complexity">complexity</a></td>
<td>Return the McCabe complexity for the graph.</td>
</tr>
<tr>
<td><a href="#PathGraph.connect">connect</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraph.to_dot">to_dot</a></td>
<td></td>
</tr>
</table>
<h3>Static Methods</h3>

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

<a NAME="PathGraph.__init__" ID="PathGraph.__init__"></a>
<h4>PathGraph (Constructor)</h4>
<b>PathGraph</b>(<i>name, entity, lineno, column=0</i>)

<a NAME="PathGraph.complexity" ID="PathGraph.complexity"></a>
<h4>PathGraph.complexity</h4>
<b>complexity</b>(<i></i>)

<p>
 Return the McCabe complexity for the graph.
            V-E+2
</p>
<a NAME="PathGraph.connect" ID="PathGraph.connect"></a>
<h4>PathGraph.connect</h4>
<b>connect</b>(<i>n1, n2</i>)

<a NAME="PathGraph.to_dot" ID="PathGraph.to_dot"></a>
<h4>PathGraph.to_dot</h4>
<b>to_dot</b>(<i></i>)

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<hr />
<hr />
<a NAME="PathGraphingAstVisitor" ID="PathGraphingAstVisitor"></a>
<h2>PathGraphingAstVisitor</h2>

<p>
 A visitor for a parsed Abstract Syntax Tree which finds executable
        statements.
</p>
<h3>Derived from</h3>
ASTVisitor
<h3>Class Attributes</h3>

<table>
<tr><td>visitAsyncFor</td></tr><tr><td>visitAsyncFunctionDef</td></tr><tr><td>visitAsyncWith</td></tr><tr><td>visitTry</td></tr>
</table>
<h3>Class Methods</h3>

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

<table>

<tr>
<td><a href="#PathGraphingAstVisitor.__init__">PathGraphingAstVisitor</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor._subgraph">_subgraph</a></td>
<td>create the subgraphs representing any `if` and `for` statements</td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor._subgraph_parse">_subgraph_parse</a></td>
<td>parse the body and any `else` block of `if` and `for` statements</td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.appendPathNode">appendPathNode</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.default">default</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.dispatch_list">dispatch_list</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.reset">reset</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitClassDef">visitClassDef</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitFunctionDef">visitFunctionDef</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitIf">visitIf</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitLoop">visitLoop</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitSimpleStatement">visitSimpleStatement</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitTryExcept">visitTryExcept</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathGraphingAstVisitor.visitWith">visitWith</a></td>
<td></td>
</tr>
</table>
<h3>Static Methods</h3>

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

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

<a NAME="PathGraphingAstVisitor._subgraph" ID="PathGraphingAstVisitor._subgraph"></a>
<h4>PathGraphingAstVisitor._subgraph</h4>
<b>_subgraph</b>(<i>node, name, extra_blocks=()</i>)

<p>
create the subgraphs representing any `if` and `for` statements
</p>
<a NAME="PathGraphingAstVisitor._subgraph_parse" ID="PathGraphingAstVisitor._subgraph_parse"></a>
<h4>PathGraphingAstVisitor._subgraph_parse</h4>
<b>_subgraph_parse</b>(<i>node, pathnode, extra_blocks</i>)

<p>
parse the body and any `else` block of `if` and `for` statements
</p>
<a NAME="PathGraphingAstVisitor.appendPathNode" ID="PathGraphingAstVisitor.appendPathNode"></a>
<h4>PathGraphingAstVisitor.appendPathNode</h4>
<b>appendPathNode</b>(<i>name</i>)

<a NAME="PathGraphingAstVisitor.default" ID="PathGraphingAstVisitor.default"></a>
<h4>PathGraphingAstVisitor.default</h4>
<b>default</b>(<i>node, *args</i>)

<a NAME="PathGraphingAstVisitor.dispatch_list" ID="PathGraphingAstVisitor.dispatch_list"></a>
<h4>PathGraphingAstVisitor.dispatch_list</h4>
<b>dispatch_list</b>(<i>node_list</i>)

<a NAME="PathGraphingAstVisitor.reset" ID="PathGraphingAstVisitor.reset"></a>
<h4>PathGraphingAstVisitor.reset</h4>
<b>reset</b>(<i></i>)

<a NAME="PathGraphingAstVisitor.visitClassDef" ID="PathGraphingAstVisitor.visitClassDef"></a>
<h4>PathGraphingAstVisitor.visitClassDef</h4>
<b>visitClassDef</b>(<i>node</i>)

<a NAME="PathGraphingAstVisitor.visitFunctionDef" ID="PathGraphingAstVisitor.visitFunctionDef"></a>
<h4>PathGraphingAstVisitor.visitFunctionDef</h4>
<b>visitFunctionDef</b>(<i>node</i>)

<a NAME="PathGraphingAstVisitor.visitIf" ID="PathGraphingAstVisitor.visitIf"></a>
<h4>PathGraphingAstVisitor.visitIf</h4>
<b>visitIf</b>(<i>node</i>)

<a NAME="PathGraphingAstVisitor.visitLoop" ID="PathGraphingAstVisitor.visitLoop"></a>
<h4>PathGraphingAstVisitor.visitLoop</h4>
<b>visitLoop</b>(<i>node</i>)

<a NAME="PathGraphingAstVisitor.visitSimpleStatement" ID="PathGraphingAstVisitor.visitSimpleStatement"></a>
<h4>PathGraphingAstVisitor.visitSimpleStatement</h4>
<b>visitSimpleStatement</b>(<i>node</i>)

<a NAME="PathGraphingAstVisitor.visitTryExcept" ID="PathGraphingAstVisitor.visitTryExcept"></a>
<h4>PathGraphingAstVisitor.visitTryExcept</h4>
<b>visitTryExcept</b>(<i>node</i>)

<a NAME="PathGraphingAstVisitor.visitWith" ID="PathGraphingAstVisitor.visitWith"></a>
<h4>PathGraphingAstVisitor.visitWith</h4>
<b>visitWith</b>(<i>node</i>)

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<hr />
<hr />
<a NAME="PathNode" ID="PathNode"></a>
<h2>PathNode</h2>

<h3>Derived from</h3>
object
<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="#PathNode.__init__">PathNode</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathNode.dot_id">dot_id</a></td>
<td></td>
</tr>
<tr>
<td><a href="#PathNode.to_dot">to_dot</a></td>
<td></td>
</tr>
</table>
<h3>Static Methods</h3>

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

<a NAME="PathNode.__init__" ID="PathNode.__init__"></a>
<h4>PathNode (Constructor)</h4>
<b>PathNode</b>(<i>name, look="circle"</i>)

<a NAME="PathNode.dot_id" ID="PathNode.dot_id"></a>
<h4>PathNode.dot_id</h4>
<b>dot_id</b>(<i></i>)

<a NAME="PathNode.to_dot" ID="PathNode.to_dot"></a>
<h4>PathNode.to_dot</h4>
<b>to_dot</b>(<i></i>)

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