From 4ba4999bb7b172b683cf7b8d574adbf04afa7527 Mon Sep 17 00:00:00 2001 From: Araq Date: Sat, 23 Apr 2011 17:11:24 +0200 Subject: slice support in system.nim; syntactic sugar for tables; cleanup of grammar/parser --- doc/grammar.txt | 5 ++--- doc/manual.txt | 28 ++++++++++++++++++++++++++++ 2 files changed, 30 insertions(+), 3 deletions(-) (limited to 'doc') diff --git a/doc/grammar.txt b/doc/grammar.txt index 837a93003..2348a1a7c 100755 --- a/doc/grammar.txt +++ b/doc/grammar.txt @@ -21,12 +21,11 @@ plusExpr ::= mulExpr (OP7 optInd mulExpr)* mulExpr ::= dollarExpr (OP8 optInd dollarExpr)* dollarExpr ::= primary (OP9 optInd primary)* -indexExpr ::= expr ['=' expr] +indexExpr ::= expr castExpr ::= 'cast' '[' optInd typeDesc optPar ']' '(' optInd expr optPar ')' addrExpr ::= 'addr' '(' optInd expr optPar ')' -symbol ::= '`' (KEYWORD | IDENT | operator | '(' ')' - | '[' (',' | ['$'] '..' ['$'])* ']' +symbol ::= '`' (KEYWORD | IDENT | operator | '(' ')' | '[' ']' | '=' | literal)+ '`' | IDENT diff --git a/doc/manual.txt b/doc/manual.txt index e230861fb..9067946ac 100755 --- a/doc/manual.txt +++ b/doc/manual.txt @@ -1815,6 +1815,34 @@ Example: An if expression always results in a value, so the ``else`` part is required. ``Elif`` parts are also allowed (but unlikely to be good style). + + +Table constructor +~~~~~~~~~~~~~~~~~ + +A `table constructor`:idx: is syntactic sugar for an array constructor: + +.. code-block:: nimrod + {"key1": "value1", "key2": "value2"} + + # is the same as: + [("key1", "value1"), ("key2", "value2")] + + +The empty table can be written ``{:}`` (in contrast to the empty set +which is ``{}``) which is thus another way to write as the empty array +constructor ``[]``. This slightly unusal way of supporting tables +has lots of advantages: + +* The order of the (key,value)-pairs is preserved, thus it is easy to + support ordered dicts with for example ``{key: val}.newOrderedTable``. +* A table literal can be put into a ``const`` section and the compiler + can easily put it into the executable's data section just like it can + for arrays and the generated data section requires a minimal amount + of memory. +* Every table implementation is treated equal syntactically. +* Apart from the minimal syntactic sugar the language core does not need to + know about tables. Type conversions -- cgit 1.4.1-2-gfad0 ree/?h=v1.7.0&id=fdd3b1923fca1a0815e8001a3ef10a1e6cad55b1'>root/doc/pydoc/test.tc_ui.html
blob: 90b9ca9c861e7e7ae474b0eaf0dd2e204fa75154 (plain) (blame)
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<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html><head><title>Python: module test.tc_ui</title>
</head><body bgcolor="#f0f0f8">

<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="heading">
<tr bgcolor="#7799ee">
<td valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial">&nbsp;<br><big><big><strong><a href="test.html"><font color="#ffffff">test</font></a>.tc_ui</strong></big></big></font></td
><td align=right valign=bottom
><font color="#ffffff" face="helvetica, arial"><a href=".">index</a><br><a href="file:/home/hut/ranger/test/tc_ui.py">/home/hut/ranger/test/tc_ui.py</a></font></td></tr></table>
    <p><tt>#&nbsp;Copyright&nbsp;(C)&nbsp;2009,&nbsp;2010&nbsp;&nbsp;Roman&nbsp;Zimbelmann&nbsp;&lt;romanz@lavabit.com&gt;<br>
#<br>
#&nbsp;This&nbsp;program&nbsp;is&nbsp;free&nbsp;software:&nbsp;you&nbsp;can&nbsp;redistribute&nbsp;it&nbsp;and/or&nbsp;modify<br>
#&nbsp;it&nbsp;under&nbsp;the&nbsp;terms&nbsp;of&nbsp;the&nbsp;GNU&nbsp;General&nbsp;Public&nbsp;License&nbsp;as&nbsp;published&nbsp;by<br>
#&nbsp;the&nbsp;Free&nbsp;Software&nbsp;Foundation,&nbsp;either&nbsp;version&nbsp;3&nbsp;of&nbsp;the&nbsp;License,&nbsp;or<br>
#&nbsp;(at&nbsp;your&nbsp;option)&nbsp;any&nbsp;later&nbsp;version.<br>
#<br>
#&nbsp;This&nbsp;program&nbsp;is&nbsp;distributed&nbsp;in&nbsp;the&nbsp;hope&nbsp;that&nbsp;it&nbsp;will&nbsp;be&nbsp;useful,<br>
#&nbsp;but&nbsp;WITHOUT&nbsp;ANY&nbsp;WARRANTY;&nbsp;without&nbsp;even&nbsp;the&nbsp;implied&nbsp;warranty&nbsp;of<br>
#&nbsp;MERCHANTABILITY&nbsp;or&nbsp;FITNESS&nbsp;FOR&nbsp;A&nbsp;PARTICULAR&nbsp;PURPOSE.&nbsp;&nbsp;See&nbsp;the<br>
#&nbsp;GNU&nbsp;General&nbsp;Public&nbsp;License&nbsp;for&nbsp;more&nbsp;details.<br>
#<br>
#&nbsp;You&nbsp;should&nbsp;have&nbsp;received&nbsp;a&nbsp;copy&nbsp;of&nbsp;the&nbsp;GNU&nbsp;General&nbsp;Public&nbsp;License<br>
#&nbsp;along&nbsp;with&nbsp;this&nbsp;program.&nbsp;&nbsp;If&nbsp;not,&nbsp;see&nbsp;&lt;<a href="http://www.gnu.org/licenses/">http://www.gnu.org/licenses/</a>&gt;.</tt></p>
<p>
<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#aa55cc">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Modules</strong></big></font></td></tr>
    
<tr><td bgcolor="#aa55cc"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><table width="100%" summary="list"><tr><td width="25%" valign=top><a href="curses.html">curses</a><br>
</td><td width="25%" valign=top><a href="ranger.gui.ui.html">ranger.gui.ui</a><br>
</td><td width="25%" valign=top><a href="unittest.html">unittest</a><br>
</td><td width="25%" valign=top></td></tr></table></td></tr></table><p>
<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ee77aa">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#ffffff" face="helvetica, arial"><big><strong>Classes</strong></big></font></td></tr>
    
<tr><td bgcolor="#ee77aa"><tt>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><dl>
<dt><font face="helvetica, arial"><a href="unittest.html#TestCase">unittest.TestCase</a>(<a href="__builtin__.html#object">__builtin__.object</a>)
</font></dt><dd>
<dl>
<dt><font face="helvetica, arial"><a href="test.tc_ui.html#Test">Test</a>
</font></dt></dl>
</dd>
</dl>
 <p>
<table width="100%" cellspacing=0 cellpadding=2 border=0 summary="section">
<tr bgcolor="#ffc8d8">
<td colspan=3 valign=bottom>&nbsp;<br>
<font color="#000000" face="helvetica, arial"><a name="Test">class <strong>Test</strong></a>(<a href="unittest.html#TestCase">unittest.TestCase</a>)</font></td></tr>
    
<tr><td bgcolor="#ffc8d8"><tt>&nbsp;&nbsp;&nbsp;</tt></td><td>&nbsp;</td>
<td width="100%"><dl><dt>Method resolution order:</dt>
<dd><a href="test.tc_ui.html#Test">Test</a></dd>
<dd><a href="unittest.html#TestCase">unittest.TestCase</a></dd>
<dd><a href="__builtin__.html#object">__builtin__.object</a></dd>
</dl>
<hr>
Methods defined here:<br>
<dl><dt><a name="Test-setUp"><strong>setUp</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-tearDown"><strong>tearDown</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-test_passing"><strong>test_passing</strong></a>(self)</dt></dl>

<hr>
Methods inherited from <a href="unittest.html#TestCase">unittest.TestCase</a>:<br>
<dl><dt><a name="Test-__call__"><strong>__call__</strong></a>(self, *args, **kwds)</dt></dl>

<dl><dt><a name="Test-__eq__"><strong>__eq__</strong></a>(self, other)</dt></dl>

<dl><dt><a name="Test-__hash__"><strong>__hash__</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-__init__"><strong>__init__</strong></a>(self, methodName<font color="#909090">='runTest'</font>)</dt><dd><tt>Create&nbsp;an&nbsp;instance&nbsp;of&nbsp;the&nbsp;class&nbsp;that&nbsp;will&nbsp;use&nbsp;the&nbsp;named&nbsp;test<br>
method&nbsp;when&nbsp;executed.&nbsp;Raises&nbsp;a&nbsp;ValueError&nbsp;if&nbsp;the&nbsp;instance&nbsp;does<br>
not&nbsp;have&nbsp;a&nbsp;method&nbsp;with&nbsp;the&nbsp;specified&nbsp;name.</tt></dd></dl>

<dl><dt><a name="Test-__ne__"><strong>__ne__</strong></a>(self, other)</dt></dl>

<dl><dt><a name="Test-__repr__"><strong>__repr__</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-__str__"><strong>__str__</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-assertAlmostEqual"><strong>assertAlmostEqual</strong></a> = failUnlessAlmostEqual(self, first, second, places<font color="#909090">=7</font>, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;unequal&nbsp;as&nbsp;determined&nbsp;by&nbsp;their<br>
difference&nbsp;rounded&nbsp;to&nbsp;the&nbsp;given&nbsp;number&nbsp;of&nbsp;decimal&nbsp;places<br>
(default&nbsp;7)&nbsp;and&nbsp;comparing&nbsp;to&nbsp;zero.<br>
&nbsp;<br>
Note&nbsp;that&nbsp;decimal&nbsp;places&nbsp;(from&nbsp;zero)&nbsp;are&nbsp;usually&nbsp;not&nbsp;the&nbsp;same<br>
as&nbsp;significant&nbsp;digits&nbsp;(measured&nbsp;from&nbsp;the&nbsp;most&nbsp;signficant&nbsp;digit).</tt></dd></dl>

<dl><dt><a name="Test-assertAlmostEquals"><strong>assertAlmostEquals</strong></a> = failUnlessAlmostEqual(self, first, second, places<font color="#909090">=7</font>, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;unequal&nbsp;as&nbsp;determined&nbsp;by&nbsp;their<br>
difference&nbsp;rounded&nbsp;to&nbsp;the&nbsp;given&nbsp;number&nbsp;of&nbsp;decimal&nbsp;places<br>
(default&nbsp;7)&nbsp;and&nbsp;comparing&nbsp;to&nbsp;zero.<br>
&nbsp;<br>
Note&nbsp;that&nbsp;decimal&nbsp;places&nbsp;(from&nbsp;zero)&nbsp;are&nbsp;usually&nbsp;not&nbsp;the&nbsp;same<br>
as&nbsp;significant&nbsp;digits&nbsp;(measured&nbsp;from&nbsp;the&nbsp;most&nbsp;signficant&nbsp;digit).</tt></dd></dl>

<dl><dt><a name="Test-assertEqual"><strong>assertEqual</strong></a> = failUnlessEqual(self, first, second, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;unequal&nbsp;as&nbsp;determined&nbsp;by&nbsp;the&nbsp;'=='<br>
operator.</tt></dd></dl>

<dl><dt><a name="Test-assertEquals"><strong>assertEquals</strong></a> = failUnlessEqual(self, first, second, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;unequal&nbsp;as&nbsp;determined&nbsp;by&nbsp;the&nbsp;'=='<br>
operator.</tt></dd></dl>

<dl><dt><a name="Test-assertFalse"><strong>assertFalse</strong></a> = failIf(self, expr, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;the&nbsp;test&nbsp;if&nbsp;the&nbsp;expression&nbsp;is&nbsp;true.</tt></dd></dl>

<dl><dt><a name="Test-assertNotAlmostEqual"><strong>assertNotAlmostEqual</strong></a> = failIfAlmostEqual(self, first, second, places<font color="#909090">=7</font>, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;equal&nbsp;as&nbsp;determined&nbsp;by&nbsp;their<br>
difference&nbsp;rounded&nbsp;to&nbsp;the&nbsp;given&nbsp;number&nbsp;of&nbsp;decimal&nbsp;places<br>
(default&nbsp;7)&nbsp;and&nbsp;comparing&nbsp;to&nbsp;zero.<br>
&nbsp;<br>
Note&nbsp;that&nbsp;decimal&nbsp;places&nbsp;(from&nbsp;zero)&nbsp;are&nbsp;usually&nbsp;not&nbsp;the&nbsp;same<br>
as&nbsp;significant&nbsp;digits&nbsp;(measured&nbsp;from&nbsp;the&nbsp;most&nbsp;signficant&nbsp;digit).</tt></dd></dl>

<dl><dt><a name="Test-assertNotAlmostEquals"><strong>assertNotAlmostEquals</strong></a> = failIfAlmostEqual(self, first, second, places<font color="#909090">=7</font>, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;equal&nbsp;as&nbsp;determined&nbsp;by&nbsp;their<br>
difference&nbsp;rounded&nbsp;to&nbsp;the&nbsp;given&nbsp;number&nbsp;of&nbsp;decimal&nbsp;places<br>
(default&nbsp;7)&nbsp;and&nbsp;comparing&nbsp;to&nbsp;zero.<br>
&nbsp;<br>
Note&nbsp;that&nbsp;decimal&nbsp;places&nbsp;(from&nbsp;zero)&nbsp;are&nbsp;usually&nbsp;not&nbsp;the&nbsp;same<br>
as&nbsp;significant&nbsp;digits&nbsp;(measured&nbsp;from&nbsp;the&nbsp;most&nbsp;signficant&nbsp;digit).</tt></dd></dl>

<dl><dt><a name="Test-assertNotEqual"><strong>assertNotEqual</strong></a> = failIfEqual(self, first, second, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;equal&nbsp;as&nbsp;determined&nbsp;by&nbsp;the&nbsp;'=='<br>
operator.</tt></dd></dl>

<dl><dt><a name="Test-assertNotEquals"><strong>assertNotEquals</strong></a> = failIfEqual(self, first, second, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;equal&nbsp;as&nbsp;determined&nbsp;by&nbsp;the&nbsp;'=='<br>
operator.</tt></dd></dl>

<dl><dt><a name="Test-assertRaises"><strong>assertRaises</strong></a> = failUnlessRaises(self, excClass, callableObj, *args, **kwargs)</dt><dd><tt>Fail&nbsp;unless&nbsp;an&nbsp;exception&nbsp;of&nbsp;class&nbsp;excClass&nbsp;is&nbsp;thrown<br>
by&nbsp;callableObj&nbsp;when&nbsp;invoked&nbsp;with&nbsp;arguments&nbsp;args&nbsp;and&nbsp;keyword<br>
arguments&nbsp;kwargs.&nbsp;If&nbsp;a&nbsp;different&nbsp;type&nbsp;of&nbsp;exception&nbsp;is<br>
thrown,&nbsp;it&nbsp;will&nbsp;not&nbsp;be&nbsp;caught,&nbsp;and&nbsp;the&nbsp;test&nbsp;case&nbsp;will&nbsp;be<br>
deemed&nbsp;to&nbsp;have&nbsp;suffered&nbsp;an&nbsp;error,&nbsp;exactly&nbsp;as&nbsp;for&nbsp;an<br>
unexpected&nbsp;exception.</tt></dd></dl>

<dl><dt><a name="Test-assertTrue"><strong>assertTrue</strong></a> = failUnless(self, expr, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;the&nbsp;test&nbsp;unless&nbsp;the&nbsp;expression&nbsp;is&nbsp;true.</tt></dd></dl>

<dl><dt><a name="Test-assert_"><strong>assert_</strong></a> = failUnless(self, expr, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;the&nbsp;test&nbsp;unless&nbsp;the&nbsp;expression&nbsp;is&nbsp;true.</tt></dd></dl>

<dl><dt><a name="Test-countTestCases"><strong>countTestCases</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-debug"><strong>debug</strong></a>(self)</dt><dd><tt>Run&nbsp;the&nbsp;test&nbsp;without&nbsp;collecting&nbsp;errors&nbsp;in&nbsp;a&nbsp;TestResult</tt></dd></dl>

<dl><dt><a name="Test-defaultTestResult"><strong>defaultTestResult</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-fail"><strong>fail</strong></a>(self, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;immediately,&nbsp;with&nbsp;the&nbsp;given&nbsp;message.</tt></dd></dl>

<dl><dt><a name="Test-failIf"><strong>failIf</strong></a>(self, expr, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;the&nbsp;test&nbsp;if&nbsp;the&nbsp;expression&nbsp;is&nbsp;true.</tt></dd></dl>

<dl><dt><a name="Test-failIfAlmostEqual"><strong>failIfAlmostEqual</strong></a>(self, first, second, places<font color="#909090">=7</font>, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;equal&nbsp;as&nbsp;determined&nbsp;by&nbsp;their<br>
difference&nbsp;rounded&nbsp;to&nbsp;the&nbsp;given&nbsp;number&nbsp;of&nbsp;decimal&nbsp;places<br>
(default&nbsp;7)&nbsp;and&nbsp;comparing&nbsp;to&nbsp;zero.<br>
&nbsp;<br>
Note&nbsp;that&nbsp;decimal&nbsp;places&nbsp;(from&nbsp;zero)&nbsp;are&nbsp;usually&nbsp;not&nbsp;the&nbsp;same<br>
as&nbsp;significant&nbsp;digits&nbsp;(measured&nbsp;from&nbsp;the&nbsp;most&nbsp;signficant&nbsp;digit).</tt></dd></dl>

<dl><dt><a name="Test-failIfEqual"><strong>failIfEqual</strong></a>(self, first, second, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;equal&nbsp;as&nbsp;determined&nbsp;by&nbsp;the&nbsp;'=='<br>
operator.</tt></dd></dl>

<dl><dt><a name="Test-failUnless"><strong>failUnless</strong></a>(self, expr, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;the&nbsp;test&nbsp;unless&nbsp;the&nbsp;expression&nbsp;is&nbsp;true.</tt></dd></dl>

<dl><dt><a name="Test-failUnlessAlmostEqual"><strong>failUnlessAlmostEqual</strong></a>(self, first, second, places<font color="#909090">=7</font>, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;unequal&nbsp;as&nbsp;determined&nbsp;by&nbsp;their<br>
difference&nbsp;rounded&nbsp;to&nbsp;the&nbsp;given&nbsp;number&nbsp;of&nbsp;decimal&nbsp;places<br>
(default&nbsp;7)&nbsp;and&nbsp;comparing&nbsp;to&nbsp;zero.<br>
&nbsp;<br>
Note&nbsp;that&nbsp;decimal&nbsp;places&nbsp;(from&nbsp;zero)&nbsp;are&nbsp;usually&nbsp;not&nbsp;the&nbsp;same<br>
as&nbsp;significant&nbsp;digits&nbsp;(measured&nbsp;from&nbsp;the&nbsp;most&nbsp;signficant&nbsp;digit).</tt></dd></dl>

<dl><dt><a name="Test-failUnlessEqual"><strong>failUnlessEqual</strong></a>(self, first, second, msg<font color="#909090">=None</font>)</dt><dd><tt>Fail&nbsp;if&nbsp;the&nbsp;two&nbsp;objects&nbsp;are&nbsp;unequal&nbsp;as&nbsp;determined&nbsp;by&nbsp;the&nbsp;'=='<br>
operator.</tt></dd></dl>

<dl><dt><a name="Test-failUnlessRaises"><strong>failUnlessRaises</strong></a>(self, excClass, callableObj, *args, **kwargs)</dt><dd><tt>Fail&nbsp;unless&nbsp;an&nbsp;exception&nbsp;of&nbsp;class&nbsp;excClass&nbsp;is&nbsp;thrown<br>
by&nbsp;callableObj&nbsp;when&nbsp;invoked&nbsp;with&nbsp;arguments&nbsp;args&nbsp;and&nbsp;keyword<br>
arguments&nbsp;kwargs.&nbsp;If&nbsp;a&nbsp;different&nbsp;type&nbsp;of&nbsp;exception&nbsp;is<br>
thrown,&nbsp;it&nbsp;will&nbsp;not&nbsp;be&nbsp;caught,&nbsp;and&nbsp;the&nbsp;test&nbsp;case&nbsp;will&nbsp;be<br>
deemed&nbsp;to&nbsp;have&nbsp;suffered&nbsp;an&nbsp;error,&nbsp;exactly&nbsp;as&nbsp;for&nbsp;an<br>
unexpected&nbsp;exception.</tt></dd></dl>

<dl><dt><a name="Test-id"><strong>id</strong></a>(self)</dt></dl>

<dl><dt><a name="Test-run"><strong>run</strong></a>(self, result<font color="#909090">=None</font>)</dt></dl>

<dl><dt><a name="Test-shortDescription"><strong>shortDescription</strong></a>(self)</dt><dd><tt>Returns&nbsp;a&nbsp;one-line&nbsp;description&nbsp;of&nbsp;the&nbsp;test,&nbsp;or&nbsp;None&nbsp;if&nbsp;no<br>
description&nbsp;has&nbsp;been&nbsp;provided.<br>
&nbsp;<br>
The&nbsp;default&nbsp;implementation&nbsp;of&nbsp;this&nbsp;method&nbsp;returns&nbsp;the&nbsp;first&nbsp;line&nbsp;of<br>
the&nbsp;specified&nbsp;test&nbsp;method's&nbsp;docstring.</tt></dd></dl>

<hr>
Data descriptors inherited from <a href="unittest.html#TestCase">unittest.TestCase</a>:<br>
<dl><dt><strong>__dict__</strong></dt>
<dd><tt>dictionary&nbsp;for&nbsp;instance&nbsp;variables&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<dl><dt><strong>__weakref__</strong></dt>
<dd><tt>list&nbsp;of&nbsp;weak&nbsp;references&nbsp;to&nbsp;the&nbsp;object&nbsp;(if&nbsp;defined)</tt></dd>
</dl>
<hr>
Data and other attributes inherited from <a href="unittest.html#TestCase">unittest.TestCase</a>:<br>
<dl><dt><strong>failureException</strong> = &lt;type 'exceptions.AssertionError'&gt;<dd><tt>Assertion&nbsp;failed.</tt></dl>

</td></tr></table></td></tr></table>
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