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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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<title>實體方法物件 — Python 3.7.0 說明文件</title>
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<div class="section" id="instance-method-objects">
<span id="instancemethod-objects"></span><h1>實體方法物件<a class="headerlink" href="#instance-method-objects" title="本標題的永久連結">¶</a></h1>
<p id="index-0">An instance method is a wrapper for a <a class="reference internal" href="structures.html#c.PyCFunction" title="PyCFunction"><code class="xref c c-data docutils literal notranslate"><span class="pre">PyCFunction</span></code></a> and the new way
to bind a <a class="reference internal" href="structures.html#c.PyCFunction" title="PyCFunction"><code class="xref c c-data docutils literal notranslate"><span class="pre">PyCFunction</span></code></a> to a class object. It replaces the former call
<code class="docutils literal notranslate"><span class="pre">PyMethod_New(func,</span> <span class="pre">NULL,</span> <span class="pre">class)</span></code>.</p>
<dl class="var">
<dt id="c.PyInstanceMethod_Type">
<a class="reference internal" href="type.html#c.PyTypeObject" title="PyTypeObject">PyTypeObject</a> <code class="descname">PyInstanceMethod_Type</code><a class="headerlink" href="#c.PyInstanceMethod_Type" title="本定義的永久連結">¶</a></dt>
<dd><p>This instance of <a class="reference internal" href="type.html#c.PyTypeObject" title="PyTypeObject"><code class="xref c c-type docutils literal notranslate"><span class="pre">PyTypeObject</span></code></a> represents the Python instance
method type. It is not exposed to Python programs.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyInstanceMethod_Check">
int <code class="descname">PyInstanceMethod_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyInstanceMethod_Check" title="本定義的永久連結">¶</a></dt>
<dd><p>Return true if <em>o</em> is an instance method object (has type
<a class="reference internal" href="#c.PyInstanceMethod_Type" title="PyInstanceMethod_Type"><code class="xref c c-data docutils literal notranslate"><span class="pre">PyInstanceMethod_Type</span></code></a>). The parameter must not be <em>NULL</em>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyInstanceMethod_New">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyInstanceMethod_New</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *func</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyInstanceMethod_New" title="本定義的永久連結">¶</a></dt>
<dd><p>Return a new instance method object, with <em>func</em> being any callable object
<em>func</em> is the function that will be called when the instance method is
called.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyInstanceMethod_Function">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyInstanceMethod_Function</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *im</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyInstanceMethod_Function" title="本定義的永久連結">¶</a></dt>
<dd><p>Return the function object associated with the instance method <em>im</em>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyInstanceMethod_GET_FUNCTION">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyInstanceMethod_GET_FUNCTION</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *im</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyInstanceMethod_GET_FUNCTION" title="本定義的永久連結">¶</a></dt>
<dd><p>Macro version of <a class="reference internal" href="#c.PyInstanceMethod_Function" title="PyInstanceMethod_Function"><code class="xref c c-func docutils literal notranslate"><span class="pre">PyInstanceMethod_Function()</span></code></a> which avoids error checking.</p>
</dd></dl>
</div>
<div class="section" id="method-objects">
<span id="id1"></span><h1>Method Objects<a class="headerlink" href="#method-objects" title="本標題的永久連結">¶</a></h1>
<p id="index-1">Methods are bound function objects. Methods are always bound to an instance of
a user-defined class. Unbound methods (methods bound to a class object) are
no longer available.</p>
<dl class="var">
<dt id="c.PyMethod_Type">
<a class="reference internal" href="type.html#c.PyTypeObject" title="PyTypeObject">PyTypeObject</a> <code class="descname">PyMethod_Type</code><a class="headerlink" href="#c.PyMethod_Type" title="本定義的永久連結">¶</a></dt>
<dd><p id="index-2">This instance of <a class="reference internal" href="type.html#c.PyTypeObject" title="PyTypeObject"><code class="xref c c-type docutils literal notranslate"><span class="pre">PyTypeObject</span></code></a> represents the Python method type. This
is exposed to Python programs as <code class="docutils literal notranslate"><span class="pre">types.MethodType</span></code>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_Check">
int <code class="descname">PyMethod_Check</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *o</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_Check" title="本定義的永久連結">¶</a></dt>
<dd><p>Return true if <em>o</em> is a method object (has type <a class="reference internal" href="#c.PyMethod_Type" title="PyMethod_Type"><code class="xref c c-data docutils literal notranslate"><span class="pre">PyMethod_Type</span></code></a>). The
parameter must not be <em>NULL</em>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_New">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyMethod_New</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *func</em>, <a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *self</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_New" title="本定義的永久連結">¶</a></dt>
<dd><em class="refcount">Return value: New reference.</em><p>Return a new method object, with <em>func</em> being any callable object and <em>self</em>
the instance the method should be bound. <em>func</em> is the function that will
be called when the method is called. <em>self</em> must not be <em>NULL</em>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_Function">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyMethod_Function</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *meth</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_Function" title="本定義的永久連結">¶</a></dt>
<dd><em class="refcount">Return value: Borrowed reference.</em><p>Return the function object associated with the method <em>meth</em>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_GET_FUNCTION">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyMethod_GET_FUNCTION</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *meth</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_GET_FUNCTION" title="本定義的永久連結">¶</a></dt>
<dd><em class="refcount">Return value: Borrowed reference.</em><p>Macro version of <a class="reference internal" href="#c.PyMethod_Function" title="PyMethod_Function"><code class="xref c c-func docutils literal notranslate"><span class="pre">PyMethod_Function()</span></code></a> which avoids error checking.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_Self">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyMethod_Self</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *meth</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_Self" title="本定義的永久連結">¶</a></dt>
<dd><em class="refcount">Return value: Borrowed reference.</em><p>Return the instance associated with the method <em>meth</em>.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_GET_SELF">
<a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a>* <code class="descname">PyMethod_GET_SELF</code><span class="sig-paren">(</span><a class="reference internal" href="structures.html#c.PyObject" title="PyObject">PyObject</a><em> *meth</em><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_GET_SELF" title="本定義的永久連結">¶</a></dt>
<dd><em class="refcount">Return value: Borrowed reference.</em><p>Macro version of <a class="reference internal" href="#c.PyMethod_Self" title="PyMethod_Self"><code class="xref c c-func docutils literal notranslate"><span class="pre">PyMethod_Self()</span></code></a> which avoids error checking.</p>
</dd></dl>
<dl class="function">
<dt id="c.PyMethod_ClearFreeList">
int <code class="descname">PyMethod_ClearFreeList</code><span class="sig-paren">(</span><span class="sig-paren">)</span><a class="headerlink" href="#c.PyMethod_ClearFreeList" title="本定義的永久連結">¶</a></dt>
<dd><p>Clear the free list. Return the total number of freed items.</p>
</dd></dl>
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