projects / OpenSPARC-T2-DV / blame
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| 54 | <H3><A NAME="SECTION009252000000000000000"> | |
| 55 | 7.2.5.2 Complex Numbers as Python Objects</A> | |
| 56 | </H3> | |
| 57 | ||
| 58 | <P> | |
| 59 | <dl><dt><b><tt class="ctype"><a id='l2h-438' xml:id='l2h-438'>PyComplexObject</a></tt></b></dt> | |
| 60 | <dd> | |
| 61 | This subtype of <tt class="ctype">PyObject</tt> represents a Python complex number | |
| 62 | object. | |
| 63 | </dl> | |
| 64 | ||
| 65 | <P> | |
| 66 | <dl><dt>PyTypeObject <b><tt id='l2h-439' xml:id='l2h-439' class="cdata">PyComplex_Type</tt></b></dt> | |
| 67 | <dd> | |
| 68 | This instance of <tt class="ctype">PyTypeObject</tt> represents the Python complex | |
| 69 | number type. | |
| 70 | </dd></dl> | |
| 71 | ||
| 72 | <P> | |
| 73 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>int <b><tt id='l2h-440' xml:id='l2h-440' class="cfunction">PyComplex_Check</tt></b>(</nobr></td><td>PyObject *<var>p</var>)</td></tr></table></dt> | |
| 74 | <dd> | |
| 75 | Return true if its argument is a <tt class="ctype">PyComplexObject</tt> or a | |
| 76 | subtype of <tt class="ctype">PyComplexObject</tt>. | |
| 77 | ||
| 78 | <span class="versionnote">Changed in version 2.2: | |
| 79 | Allowed subtypes to be accepted.</span> | |
| 80 | ||
| 81 | </dd></dl> | |
| 82 | ||
| 83 | <P> | |
| 84 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>int <b><tt id='l2h-441' xml:id='l2h-441' class="cfunction">PyComplex_CheckExact</tt></b>(</nobr></td><td>PyObject *<var>p</var>)</td></tr></table></dt> | |
| 85 | <dd> | |
| 86 | Return true if its argument is a <tt class="ctype">PyComplexObject</tt>, but not a | |
| 87 | subtype of <tt class="ctype">PyComplexObject</tt>. | |
| 88 | ||
| 89 | <span class="versionnote">New in version 2.2.</span> | |
| 90 | ||
| 91 | </dd></dl> | |
| 92 | ||
| 93 | <P> | |
| 94 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>PyObject* <b><tt id='l2h-442' xml:id='l2h-442' class="cfunction">PyComplex_FromCComplex</tt></b>(</nobr></td><td>Py_complex <var>v</var>)</td></tr></table></dt> | |
| 95 | <dd> | |
| 96 | <div class="refcount-info"> | |
| 97 | <span class="label">Return value:</span> | |
| 98 | <span class="value">New reference.</span> | |
| 99 | </div> | |
| 100 | Create a new Python complex number object from a C | |
| 101 | <tt class="ctype">Py_complex</tt> value. | |
| 102 | </dd></dl> | |
| 103 | ||
| 104 | <P> | |
| 105 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>PyObject* <b><tt id='l2h-443' xml:id='l2h-443' class="cfunction">PyComplex_FromDoubles</tt></b>(</nobr></td><td>double <var>real</var>, double <var>imag</var>)</td></tr></table></dt> | |
| 106 | <dd> | |
| 107 | <div class="refcount-info"> | |
| 108 | <span class="label">Return value:</span> | |
| 109 | <span class="value">New reference.</span> | |
| 110 | </div> | |
| 111 | Return a new <tt class="ctype">PyComplexObject</tt> object from <var>real</var> and | |
| 112 | <var>imag</var>. | |
| 113 | </dd></dl> | |
| 114 | ||
| 115 | <P> | |
| 116 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>double <b><tt id='l2h-444' xml:id='l2h-444' class="cfunction">PyComplex_RealAsDouble</tt></b>(</nobr></td><td>PyObject *<var>op</var>)</td></tr></table></dt> | |
| 117 | <dd> | |
| 118 | Return the real part of <var>op</var> as a C <tt class="ctype">double</tt>. | |
| 119 | </dd></dl> | |
| 120 | ||
| 121 | <P> | |
| 122 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>double <b><tt id='l2h-445' xml:id='l2h-445' class="cfunction">PyComplex_ImagAsDouble</tt></b>(</nobr></td><td>PyObject *<var>op</var>)</td></tr></table></dt> | |
| 123 | <dd> | |
| 124 | Return the imaginary part of <var>op</var> as a C <tt class="ctype">double</tt>. | |
| 125 | </dd></dl> | |
| 126 | ||
| 127 | <P> | |
| 128 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"><td><nobr>Py_complex <b><tt id='l2h-446' xml:id='l2h-446' class="cfunction">PyComplex_AsCComplex</tt></b>(</nobr></td><td>PyObject *<var>op</var>)</td></tr></table></dt> | |
| 129 | <dd> | |
| 130 | Return the <tt class="ctype">Py_complex</tt> value of the complex number | |
| 131 | <var>op</var>. | |
| 132 | </dd></dl> | |
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