uTools-Manuals/docs/python/binary.html

<div class="body" role="main"><div class="section" id="binary-data-services"><h1><span class="yiyi-st" id="yiyi-9">7.</span><span class="yiyi-st" id="yiyi-10">二进制数据服务</span></h1><p><span class="yiyi-st" id="yiyi-11">本章中描述的模块提供了一些用于操纵二进制数据的基本服务操作。</span><span class="yiyi-st" id="yiyi-12">二进制数据的其他操作，特别是与文件格式和网络协议有关的操作，将在相关章节中介绍。</span></p><p><span class="yiyi-st" id="yiyi-13">在<a class="reference internal" href="text.html#textservices"><span>文本处理服务</span></a>下描述的某些库也可以与ASCII兼容的二进制格式（例如，<a class="reference internal" href="re.html#module-re" title="re: Regular expression operations."><code class="xref py py-mod docutils literal"><span class="pre">re</span></code></a>）或所有二进制数据（例如<a class="reference internal" href="difflib.html#module-difflib" title="difflib: Helpers for computing differences between objects."><code class="xref py py-mod docutils literal"><span class="pre">difflib</span></code></a>）。</span></p><p><span class="yiyi-st" id="yiyi-14">此外，请参阅<a class="reference internal" href="stdtypes.html#binaryseq"><span>Binary Sequence Types — bytes, bytearray, memoryview</span></a>中Python内建二进制数据类型的文档。</span></p><div class="toctree-wrapper compound"><ul><li class="toctree-l1"><span class="yiyi-st" id="yiyi-21"><a class="reference internal" href="struct.html">7.1. <code class="docutils literal"><span class="pre">struct</span></code>  - 将字节解释为打包二进制数据</a></span><ul><li class="toctree-l2"><span class="yiyi-st" id="yiyi-15"><a class="reference internal" href="struct.html#functions-and-exceptions">7.1.1.函数和异常</a></span></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-19"><a class="reference internal" href="struct.html#format-strings">7.1.2.格式字符串</a></span><ul><li class="toctree-l3"><span class="yiyi-st" id="yiyi-16"><a class="reference internal" href="struct.html#byte-order-size-and-alignment">7.1.2.1.字节顺序，大小和对齐</a></span></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-17"><a class="reference internal" href="struct.html#format-characters">7.1.2.2.格式字符</a></span></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-18"><a class="reference internal" href="struct.html#examples">7.1.2.3.示例</a></span></li></ul></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-20"><a class="reference internal" href="struct.html#classes">7.1.3.类</a></span></li></ul></li><li class="toctree-l1"><span class="yiyi-st" id="yiyi-42"><a class="reference internal" href="codecs.html">7.2. <code class="docutils literal"><span class="pre">codecs</span></code>  -  Codec注册表和基类</a></span><ul><li class="toctree-l2"><span class="yiyi-st" id="yiyi-32"><a class="reference internal" href="codecs.html#codec-base-classes"> 7.2.1. 编解码器基类</a></span><ul><li class="toctree-l3"><span class="yiyi-st" id="yiyi-22"><a class="reference internal" href="codecs.html#error-handlers">7.2.1.1.错误处理程序</a></span></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-23"><a class="reference internal" href="codecs.html#stateless-encoding-and-decoding">7.2.1.2.无状态编码和解码</a></span></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-26"><a class="reference internal" href="codecs.html#incremental-encoding-and-decoding">7.2.1.3.增量编码和解码</a></span><ul><li class="toctree-l4"><span class="yiyi-st" id="yiyi-24"><a class="reference internal" href="codecs.html#incrementalencoder-objects"> 7.2.1.3.1.  IncrementalEncoder对象</a></span></li><li class="toctree-l4"><span class="yiyi-st" id="yiyi-25"><a class="reference internal" href="codecs.html#incrementaldecoder-objects"> 7.2.1.3.2.  IncrementalDecoder对象</a></span></li></ul></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-31"><a class="reference internal" href="codecs.html#stream-encoding-and-decoding">7.2.1.4.流编码和解码</a></span><ul><li class="toctree-l4"><span class="yiyi-st" id="yiyi-27"><a class="reference internal" href="codecs.html#streamwriter-objects">7.2.1.4.1. StreamWriter对象</a></span></li><li class="toctree-l4"><span class="yiyi-st" id="yiyi-28"><a class="reference internal" href="codecs.html#streamreader-objects"> 7.2.1.4.2.  StreamReader对象</a></span></li><li class="toctree-l4"><span class="yiyi-st" id="yiyi-29"><a class="reference internal" href="codecs.html#streamreaderwriter-objects"> 7.2.1.4.3.  StreamReaderWriter对象</a></span></li><li class="toctree-l4"><span class="yiyi-st" id="yiyi-30"><a class="reference internal" href="codecs.html#streamrecoder-objects"> 7.2.1.4.4.  StreamRecoder对象</a></span></li></ul></li></ul></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-33"><a class="reference internal" href="codecs.html#encodings-and-unicode">7.2.2. Encoding和Unicode</a></span></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-34"><a class="reference internal" href="codecs.html#standard-encodings">7.2.3.标准编码</a></span></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-38"><a class="reference internal" href="codecs.html#python-specific-encodings">7.2.4. Python特定编码</a></span><ul><li class="toctree-l3"><span class="yiyi-st" id="yiyi-35"><a class="reference internal" href="codecs.html#text-encodings">7.2.4.1.文本编码</a></span></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-36"><a class="reference internal" href="codecs.html#binary-transforms">7.2.4.2.二进制变换</a></span></li><li class="toctree-l3"><span class="yiyi-st" id="yiyi-37"><a class="reference internal" href="codecs.html#text-transforms">7.2.4.3.文本转换</a></span></li></ul></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-39"><a class="reference internal" href="codecs.html#module-encodings.idna">7.2.5. <code class="docutils literal"><span class="pre">encodings.idna</span></code>  - 应用程序中的国际化域名</a></span></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-40"><a class="reference internal" href="codecs.html#module-encodings.mbcs">7.2.6. <code class="docutils literal"><span class="pre">encodings.mbcs</span></code>  -  Windows ANSI代码页</a></span></li><li class="toctree-l2"><span class="yiyi-st" id="yiyi-41"><a class="reference internal" href="codecs.html#module-encodings.utf_8_sig">7.2.7. <code class="docutils literal"><span class="pre">encodings.utf_8_sig</span></code>  - 具有BOM声音的UTF-8编解码器</a></span></li></ul></li></ul></div></div></div>