CHips L MINI SHELL

CHips L pro

Current Path : /proc/2/root/usr/share/doc/python-docs-2.6.6/html/c-api/
Upload File :
Current File : //proc/2/root/usr/share/doc/python-docs-2.6.6/html/c-api/float.html

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    
    <title>Floating Point Objects &mdash; Python v2.6.6 documentation</title>
    <link rel="stylesheet" href="../_static/default.css" type="text/css" />
    <link rel="stylesheet" href="../_static/pygments.css" type="text/css" />
    <script type="text/javascript">
      var DOCUMENTATION_OPTIONS = {
        URL_ROOT:    '../',
        VERSION:     '2.6.6',
        COLLAPSE_MODINDEX: false,
        FILE_SUFFIX: '.html',
        HAS_SOURCE:  true
      };
    </script>
    <script type="text/javascript" src="../_static/jquery.js"></script>
    <script type="text/javascript" src="../_static/doctools.js"></script>
    <link rel="search" type="application/opensearchdescription+xml"
          title="Search within Python v2.6.6 documentation"
          href="../_static/opensearch.xml"/>
    <link rel="author" title="About these documents" href="../about.html" />
    <link rel="copyright" title="Copyright" href="../copyright.html" />
    <link rel="top" title="Python v2.6.6 documentation" href="../index.html" />
    <link rel="up" title="Concrete Objects Layer" href="concrete.html" />
    <link rel="next" title="Complex Number Objects" href="complex.html" />
    <link rel="prev" title="Long Integer Objects" href="long.html" />
    <link rel="shortcut icon" type="image/png" href="../_static/py.png" />
 

  </head>
  <body>
    <div class="related">
      <h3>Navigation</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="../genindex.html" title="General Index"
             accesskey="I">index</a></li>
        <li class="right" >
          <a href="../modindex.html" title="Global Module Index"
             accesskey="M">modules</a> |</li>
        <li class="right" >
          <a href="complex.html" title="Complex Number Objects"
             accesskey="N">next</a> |</li>
        <li class="right" >
          <a href="long.html" title="Long Integer Objects"
             accesskey="P">previous</a> |</li>
        <li><img src="../_static/py.png" alt=""
                 style="vertical-align: middle; margin-top: -1px"/></li>
        <li><a href="../index.html">Python v2.6.6 documentation</a> &raquo;</li>

          <li><a href="index.html" >Python/C API Reference Manual</a> &raquo;</li>
          <li><a href="concrete.html" accesskey="U">Concrete Objects Layer</a> &raquo;</li> 
      </ul>
    </div>  

    <div class="document">
      <div class="documentwrapper">
        <div class="bodywrapper">
          <div class="body">
            
  <div class="section" id="floating-point-objects">
<span id="floatobjects"></span><h1>Floating Point Objects<a class="headerlink" href="#floating-point-objects" title="Permalink to this headline">¶</a></h1>
<span class="target" id="index-29"></span><dl class="ctype">
<dt id="PyFloatObject">
<tt class="descname">PyFloatObject</tt><a class="headerlink" href="#PyFloatObject" title="Permalink to this definition">¶</a></dt>
<dd>This subtype of <a title="PyObject" class="reference external" href="structures.html#PyObject"><tt class="xref docutils literal"><span class="pre">PyObject</span></tt></a> represents a Python floating point object.</dd></dl>

<dl class="cvar">
<dt id="PyFloat_Type">
<a title="PyTypeObject" class="reference external" href="type.html#PyTypeObject">PyTypeObject</a> <tt class="descname">PyFloat_Type</tt><a class="headerlink" href="#PyFloat_Type" title="Permalink to this definition">¶</a></dt>
<dd><p id="index-30">This instance of <a title="PyTypeObject" class="reference external" href="type.html#PyTypeObject"><tt class="xref docutils literal"><span class="pre">PyTypeObject</span></tt></a> represents the Python floating point
type.  This is the same object as <tt class="docutils literal"><span class="pre">float</span></tt> and <tt class="docutils literal"><span class="pre">types.FloatType</span></tt>.</p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_Check">
int <tt class="descname">PyFloat_Check</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *p</em><big>)</big><a class="headerlink" href="#PyFloat_Check" title="Permalink to this definition">¶</a></dt>
<dd><p>Return true if its argument is a <a title="PyFloatObject" class="reference internal" href="#PyFloatObject"><tt class="xref docutils literal"><span class="pre">PyFloatObject</span></tt></a> or a subtype of
<a title="PyFloatObject" class="reference internal" href="#PyFloatObject"><tt class="xref docutils literal"><span class="pre">PyFloatObject</span></tt></a>.</p>
<p class="versionchanged">
<span class="versionmodified">Changed in version 2.2: </span>Allowed subtypes to be accepted.</p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_CheckExact">
int <tt class="descname">PyFloat_CheckExact</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *p</em><big>)</big><a class="headerlink" href="#PyFloat_CheckExact" title="Permalink to this definition">¶</a></dt>
<dd><p>Return true if its argument is a <a title="PyFloatObject" class="reference internal" href="#PyFloatObject"><tt class="xref docutils literal"><span class="pre">PyFloatObject</span></tt></a>, but not a subtype of
<a title="PyFloatObject" class="reference internal" href="#PyFloatObject"><tt class="xref docutils literal"><span class="pre">PyFloatObject</span></tt></a>.</p>
<p class="versionadded">
<span class="versionmodified">New in version 2.2.</span></p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_FromString">
<a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a>* <tt class="descname">PyFloat_FromString</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *str</em>, char<em> **pend</em><big>)</big><a class="headerlink" href="#PyFloat_FromString" title="Permalink to this definition">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>Create a <a title="PyFloatObject" class="reference internal" href="#PyFloatObject"><tt class="xref docutils literal"><span class="pre">PyFloatObject</span></tt></a> object based on the string value in <em>str</em>, or
<em>NULL</em> on failure.  The <em>pend</em> argument is ignored.  It remains only for
backward compatibility.</p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_FromDouble">
<a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a>* <tt class="descname">PyFloat_FromDouble</tt><big>(</big>double<em> v</em><big>)</big><a class="headerlink" href="#PyFloat_FromDouble" title="Permalink to this definition">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>Create a <a title="PyFloatObject" class="reference internal" href="#PyFloatObject"><tt class="xref docutils literal"><span class="pre">PyFloatObject</span></tt></a> object from <em>v</em>, or <em>NULL</em> on failure.</p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_AsDouble">
double <tt class="descname">PyFloat_AsDouble</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *pyfloat</em><big>)</big><a class="headerlink" href="#PyFloat_AsDouble" title="Permalink to this definition">¶</a></dt>
<dd>Return a C <tt class="xref docutils literal"><span class="pre">double</span></tt> representation of the contents of <em>pyfloat</em>.  If
<em>pyfloat</em> is not a Python floating point object but has a <a title="object.__float__" class="reference external" href="../reference/datamodel.html#object.__float__"><tt class="xref docutils literal"><span class="pre">__float__()</span></tt></a>
method, this method will first be called to convert <em>pyfloat</em> into a float.</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_AS_DOUBLE">
double <tt class="descname">PyFloat_AS_DOUBLE</tt><big>(</big><a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a><em> *pyfloat</em><big>)</big><a class="headerlink" href="#PyFloat_AS_DOUBLE" title="Permalink to this definition">¶</a></dt>
<dd>Return a C <tt class="xref docutils literal"><span class="pre">double</span></tt> representation of the contents of <em>pyfloat</em>, but
without error checking.</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_GetInfo">
<a title="PyObject" class="reference external" href="structures.html#PyObject">PyObject</a>* <tt class="descname">PyFloat_GetInfo</tt><big>(</big>void<big>)</big><a class="headerlink" href="#PyFloat_GetInfo" title="Permalink to this definition">¶</a></dt>
<dd><p>Return a structseq instance which contains information about the
precision, minimum and maximum values of a float. It&#8217;s a thin wrapper
around the header file <tt class="docutils literal"><span class="pre">float.h</span></tt>.</p>
<p class="versionadded">
<span class="versionmodified">New in version 2.6.</span></p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_GetMax">
double <tt class="descname">PyFloat_GetMax</tt><big>(</big><big>)</big><a class="headerlink" href="#PyFloat_GetMax" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the maximum representable finite float <em>DBL_MAX</em> as C <tt class="xref docutils literal"><span class="pre">double</span></tt>.</p>
<p class="versionadded">
<span class="versionmodified">New in version 2.6.</span></p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_GetMin">
double <tt class="descname">PyFloat_GetMin</tt><big>(</big><big>)</big><a class="headerlink" href="#PyFloat_GetMin" title="Permalink to this definition">¶</a></dt>
<dd><p>Return the minimum normalized positive float <em>DBL_MIN</em> as C <tt class="xref docutils literal"><span class="pre">double</span></tt>.</p>
<p class="versionadded">
<span class="versionmodified">New in version 2.6.</span></p>
</dd></dl>

<dl class="cfunction">
<dt id="PyFloat_ClearFreeList">
int <tt class="descname">PyFloat_ClearFreeList</tt><big>(</big><big>)</big><a class="headerlink" href="#PyFloat_ClearFreeList" title="Permalink to this definition">¶</a></dt>
<dd><p>Clear the float free list. Return the number of items that could not
be freed.</p>
<p class="versionadded">
<span class="versionmodified">New in version 2.6.</span></p>
</dd></dl>

</div>


          </div>
        </div>
      </div>
      <div class="sphinxsidebar">
        <div class="sphinxsidebarwrapper">
            <h4>Previous topic</h4>
            <p class="topless"><a href="long.html"
                                  title="previous chapter">Long Integer Objects</a></p>
            <h4>Next topic</h4>
            <p class="topless"><a href="complex.html"
                                  title="next chapter">Complex Number Objects</a></p>
<h3>This Page</h3>
<ul class="this-page-menu">
  <li><a href="../bugs.html">Report a Bug</a></li>
  <li><a href="../_sources/c-api/float.txt"
         rel="nofollow">Show Source</a></li>
</ul>

          <div id="searchbox" style="display: none">
            <h3>Quick search</h3>
              <form class="search" action="../search.html" method="get">
                <input type="text" name="q" size="18" />
                <input type="submit" value="Go" />
                <input type="hidden" name="check_keywords" value="yes" />
                <input type="hidden" name="area" value="default" />
              </form>
              <p class="searchtip" style="font-size: 90%">
              Enter search terms or a module, class or function name.
              </p>
          </div>
          <script type="text/javascript">$('#searchbox').show(0);</script>
        </div>
      </div>
      <div class="clearer"></div>
    </div>
    <div class="related">
      <h3>Navigation</h3>
      <ul>
        <li class="right" style="margin-right: 10px">
          <a href="../genindex.html" title="General Index"
             >index</a></li>
        <li class="right" >
          <a href="../modindex.html" title="Global Module Index"
             >modules</a> |</li>
        <li class="right" >
          <a href="complex.html" title="Complex Number Objects"
             >next</a> |</li>
        <li class="right" >
          <a href="long.html" title="Long Integer Objects"
             >previous</a> |</li>
        <li><img src="../_static/py.png" alt=""
                 style="vertical-align: middle; margin-top: -1px"/></li>
        <li><a href="../index.html">Python v2.6.6 documentation</a> &raquo;</li>

          <li><a href="index.html" >Python/C API Reference Manual</a> &raquo;</li>
          <li><a href="concrete.html" >Concrete Objects Layer</a> &raquo;</li> 
      </ul>
    </div>
    <div class="footer">
    &copy; <a href="../copyright.html">Copyright</a> 1990-2011, Python Software Foundation.
    <br />
    The Python Software Foundation is a non-profit corporation.  
    <a href="http://www.python.org/psf/donations/">Please donate.</a>
    <br />
    Last updated on Jul 20, 2011.
    <a href="../bugs.html">Found a bug</a>?
    <br />
    Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 0.6.6.
    </div>

  </body>
</html>

Copyright 2K16 - 2K18 Indonesian Hacker Rulez