GeezerVisonThe World Wide Web, restored to 800 pixels of glory. |
| Home|About|Gaming cabinet|Archives|How it works|Starter sites |
GeezerVison is showing github.com — python-doc-tw.github.io/library/email.mime.html at master · python-doc-tw/python-doc-tw.github.io Expand file tree/ Copy pathemail.mime.htmlMore file actions 384 lines (356 loc) · 35.6 KB / Copy pathemail.mime.htmlFile metadata and controls384 lines (356 loc) · 35.6 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 <!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" lang="zh_TW"> <head> <meta http-equiv="X-UA-Compatible" content="IE=Edge" /> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>20.1.10. email.mime: Creating email and MIME objects from scratch — Python 3.7.0 說明文件</title> <link rel="stylesheet" href="../_static/pydoctheme.css" type="text/css" /> <link rel="stylesheet" href="../_static/pygments.css" type="text/css" /> <script type="text/javascript" id="documentation_options" data-url_root="../" src="../_static/documentation_options.js"></script> <script type="text/javascript" src="../_static/jquery.js"></script> <script type="text/javascript" src="../_static/underscore.js"></script> <script type="text/javascript" src="../_static/doctools.js"></script> <script type="text/javascript" src="../_static/translations.js"></script> <script type="text/javascript" src="../_static/sidebar.js"></script> <link rel="search" type="application/opensearchdescription+xml" title="在 Python 3.7.0 說明文件 中搜尋" href="../_static/opensearch.xml"/> <link rel="author" title="關於這些文件" href="../about.html" /> <link rel="index" title="索引" href="../genindex.html" /> <link rel="search" title="搜尋" href="../search.html" /> <link rel="copyright" title="Copyright" href="../copyright.html" /> <link rel="next" title="20.1.11. email.header: Internationalized headers" href="email.header.html" /> <link rel="prev" title="20.1.9. email.message.Message: Representing an email message using the compat32 API" href="email.compat32-message.html" /> <link rel="shortcut icon" type="image/png" href="../_static/py.png" /> <link rel="canonical" href="https://docs.python.org/3/library/email.mime.html" /> <script type="text/javascript" src="../_static/copybutton.js"></script> <script type="text/javascript" src="../_static/switchers.js"></script> </head><body> <div class="related" role="navigation" aria-label="related navigation"> <h3>瀏覽</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" accesskey="I">索引</a></li> <li class="right" > <a href="../py-modindex.html" title="Python 模組索引" >模組</a> |</li> <li class="right" > <a href="email.header.html" title="20.1.11. email.header: Internationalized headers" accesskey="N">下一頁</a> |</li> <li class="right" > <a href="email.compat32-message.html" title="20.1.9. email.message.Message: Representing an email message using the compat32 API" accesskey="P">上一頁</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <span class="language_switcher_placeholder">zh_TW</span> <span class="version_switcher_placeholder">3.7.0</span> <a href="../index.html">Documentation </a> » </li> <li class="nav-item nav-item-1"><a href="index.html" >Python 標準函式庫 (Standard Library)</a> »</li> <li class="nav-item nav-item-2"><a href="netdata.html" >20. Internet Data Handling</a> »</li> <li class="nav-item nav-item-3"><a href="email.html" accesskey="U">20.1. <code class="docutils literal notranslate"><span class="pre">email</span></code> — An email and MIME handling package</a> »</li> <li class="right"> <div class="inline-search" style="display: none" role="search"> <form class="inline-search" action="../search.html" method="get"> <input placeholder="Quick search" type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> <script type="text/javascript">$('.inline-search').show(0);</script> | </li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body" role="main"> <div class="section" id="module-email.mime"> <span id="email-mime-creating-email-and-mime-objects-from-scratch"></span><h1>20.1.10. <a class="reference internal" href="#module-email.mime" title="email.mime: Build MIME messages."><code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime</span></code></a>: Creating email and MIME objects from scratch<a class="headerlink" href="#module-email.mime" title="本標題的永久連結">¶</a></h1> <p><strong>Source code:</strong> <a class="reference external" href="https://github.com/python/cpython/tree/3.7/Lib/email/mime/">Lib/email/mime/</a></p> <hr class="docutils" /> <p>This module is part of the legacy (<code class="docutils literal notranslate"><span class="pre">Compat32</span></code>) email API. Its functionality is partially replaced by the <a class="reference internal" href="email.contentmanager.html#module-email.contentmanager" title="email.contentmanager: Storing and Retrieving Content from MIME Parts"><code class="xref py py-mod docutils literal notranslate"><span class="pre">contentmanager</span></code></a> in the new API, but in certain applications these classes may still be useful, even in non-legacy code.</p> <p>Ordinarily, you get a message object structure by passing a file or some text to a parser, which parses the text and returns the root message object. However you can also build a complete message structure from scratch, or even individual <a class="reference internal" href="email.compat32-message.html#email.message.Message" title="email.message.Message"><code class="xref py py-class docutils literal notranslate"><span class="pre">Message</span></code></a> objects by hand. In fact, you can also take an existing structure and add new <a class="reference internal" href="email.compat32-message.html#email.message.Message" title="email.message.Message"><code class="xref py py-class docutils literal notranslate"><span class="pre">Message</span></code></a> objects, move them around, etc. This makes a very convenient interface for slicing-and-dicing MIME messages.</p> <p>You can create a new object structure by creating <a class="reference internal" href="email.compat32-message.html#email.message.Message" title="email.message.Message"><code class="xref py py-class docutils literal notranslate"><span class="pre">Message</span></code></a> instances, adding attachments and all the appropriate headers manually. For MIME messages though, the <a class="reference internal" href="email.html#module-email" title="email: Package supporting the parsing, manipulating, and generating email messages."><code class="xref py py-mod docutils literal notranslate"><span class="pre">email</span></code></a> package provides some convenient subclasses to make things easier.</p> <p>Here are the classes:</p> <dl class="class"> <dt id="email.mime.base.MIMEBase"> <em class="property">class </em><code class="descclassname">email.mime.base.</code><code class="descname">MIMEBase</code><span class="sig-paren">(</span><em>_maintype</em>, <em>_subtype</em>, <em>*</em>, <em>policy=compat32</em>, <em>**_params</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.base.MIMEBase" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.base</span></code></p> <p>This is the base class for all the MIME-specific subclasses of <a class="reference internal" href="email.compat32-message.html#email.message.Message" title="email.message.Message"><code class="xref py py-class docutils literal notranslate"><span class="pre">Message</span></code></a>. Ordinarily you won’t create instances specifically of <a class="reference internal" href="#email.mime.base.MIMEBase" title="email.mime.base.MIMEBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEBase</span></code></a>, although you could. <a class="reference internal" href="#email.mime.base.MIMEBase" title="email.mime.base.MIMEBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEBase</span></code></a> is provided primarily as a convenient base class for more specific MIME-aware subclasses.</p> <p><em>_maintype</em> is the <em class="mailheader">Content-Type</em> major type (e.g. <em class="mimetype">text</em> or <em class="mimetype">image</em>), and <em>_subtype</em> is the <em class="mailheader">Content-Type</em> minor type (e.g. <em class="mimetype">plain</em> or <em class="mimetype">gif</em>). <em>_params</em> is a parameter key/value dictionary and is passed directly to <a class="reference internal" href="email.compat32-message.html#email.message.Message.add_header" title="email.message.Message.add_header"><code class="xref py py-meth docutils literal notranslate"><span class="pre">Message.add_header</span></code></a>.</p> <p>If <em>policy</em> is specified, (defaults to the <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a> policy) it will be passed to <a class="reference internal" href="email.compat32-message.html#email.message.Message" title="email.message.Message"><code class="xref py py-class docutils literal notranslate"><span class="pre">Message</span></code></a>.</p> <p>The <a class="reference internal" href="#email.mime.base.MIMEBase" title="email.mime.base.MIMEBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEBase</span></code></a> class always adds a <em class="mailheader">Content-Type</em> header (based on <em>_maintype</em>, <em>_subtype</em>, and <em>_params</em>), and a <em class="mailheader">MIME-Version</em> header (always set to <code class="docutils literal notranslate"><span class="pre">1.0</span></code>).</p> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> <dl class="class"> <dt id="email.mime.nonmultipart.MIMENonMultipart"> <em class="property">class </em><code class="descclassname">email.mime.nonmultipart.</code><code class="descname">MIMENonMultipart</code><a class="headerlink" href="#email.mime.nonmultipart.MIMENonMultipart" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.nonmultipart</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.base.MIMEBase" title="email.mime.base.MIMEBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEBase</span></code></a>, this is an intermediate base class for MIME messages that are not <em class="mimetype">multipart</em>. The primary purpose of this class is to prevent the use of the <a class="reference internal" href="email.compat32-message.html#email.message.Message.attach" title="email.message.Message.attach"><code class="xref py py-meth docutils literal notranslate"><span class="pre">attach()</span></code></a> method, which only makes sense for <em class="mimetype">multipart</em> messages. If <a class="reference internal" href="email.compat32-message.html#email.message.Message.attach" title="email.message.Message.attach"><code class="xref py py-meth docutils literal notranslate"><span class="pre">attach()</span></code></a> is called, a <a class="reference internal" href="email.errors.html#email.errors.MultipartConversionError" title="email.errors.MultipartConversionError"><code class="xref py py-exc docutils literal notranslate"><span class="pre">MultipartConversionError</span></code></a> exception is raised.</p> </dd></dl> <dl class="class"> <dt id="email.mime.multipart.MIMEMultipart"> <em class="property">class </em><code class="descclassname">email.mime.multipart.</code><code class="descname">MIMEMultipart</code><span class="sig-paren">(</span><em>_subtype='mixed'</em>, <em>boundary=None</em>, <em>_subparts=None</em>, <em>*</em>, <em>policy=compat32</em>, <em>**_params</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.multipart.MIMEMultipart" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.multipart</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.base.MIMEBase" title="email.mime.base.MIMEBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEBase</span></code></a>, this is an intermediate base class for MIME messages that are <em class="mimetype">multipart</em>. Optional <em>_subtype</em> defaults to <em class="mimetype">mixed</em>, but can be used to specify the subtype of the message. A <em class="mailheader">Content-Type</em> header of <em class="mimetype">multipart/_subtype</em> will be added to the message object. A <em class="mailheader">MIME-Version</em> header will also be added.</p> <p>Optional <em>boundary</em> is the multipart boundary string. When <code class="docutils literal notranslate"><span class="pre">None</span></code> (the default), the boundary is calculated when needed (for example, when the message is serialized).</p> <p><em>_subparts</em> is a sequence of initial subparts for the payload. It must be possible to convert this sequence to a list. You can always attach new subparts to the message by using the <a class="reference internal" href="email.compat32-message.html#email.message.Message.attach" title="email.message.Message.attach"><code class="xref py py-meth docutils literal notranslate"><span class="pre">Message.attach</span></code></a> method.</p> <p>Optional <em>policy</em> argument defaults to <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a>.</p> <p>Additional parameters for the <em class="mailheader">Content-Type</em> header are taken from the keyword arguments, or passed into the <em>_params</em> argument, which is a keyword dictionary.</p> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> <dl class="class"> <dt id="email.mime.application.MIMEApplication"> <em class="property">class </em><code class="descclassname">email.mime.application.</code><code class="descname">MIMEApplication</code><span class="sig-paren">(</span><em>_data</em>, <em>_subtype='octet-stream'</em>, <em>_encoder=email.encoders.encode_base64</em>, <em>*</em>, <em>policy=compat32</em>, <em>**_params</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.application.MIMEApplication" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.application</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.nonmultipart.MIMENonMultipart" title="email.mime.nonmultipart.MIMENonMultipart"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMENonMultipart</span></code></a>, the <a class="reference internal" href="#email.mime.application.MIMEApplication" title="email.mime.application.MIMEApplication"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEApplication</span></code></a> class is used to represent MIME message objects of major type <em class="mimetype">application</em>. <em>_data</em> is a string containing the raw byte data. Optional <em>_subtype</em> specifies the MIME subtype and defaults to <em class="mimetype">octet-stream</em>.</p> <p>Optional <em>_encoder</em> is a callable (i.e. function) which will perform the actual encoding of the data for transport. This callable takes one argument, which is the <a class="reference internal" href="#email.mime.application.MIMEApplication" title="email.mime.application.MIMEApplication"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEApplication</span></code></a> instance. It should use <a class="reference internal" href="email.compat32-message.html#email.message.Message.get_payload" title="email.message.Message.get_payload"><code class="xref py py-meth docutils literal notranslate"><span class="pre">get_payload()</span></code></a> and <a class="reference internal" href="email.compat32-message.html#email.message.Message.set_payload" title="email.message.Message.set_payload"><code class="xref py py-meth docutils literal notranslate"><span class="pre">set_payload()</span></code></a> to change the payload to encoded form. It should also add any <em class="mailheader">Content-Transfer-Encoding</em> or other headers to the message object as necessary. The default encoding is base64. See the <a class="reference internal" href="email.encoders.html#module-email.encoders" title="email.encoders: Encoders for email message payloads."><code class="xref py py-mod docutils literal notranslate"><span class="pre">email.encoders</span></code></a> module for a list of the built-in encoders.</p> <p>Optional <em>policy</em> argument defaults to <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a>.</p> <p><em>_params</em> are passed straight through to the base class constructor.</p> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> <dl class="class"> <dt id="email.mime.audio.MIMEAudio"> <em class="property">class </em><code class="descclassname">email.mime.audio.</code><code class="descname">MIMEAudio</code><span class="sig-paren">(</span><em>_audiodata</em>, <em>_subtype=None</em>, <em>_encoder=email.encoders.encode_base64</em>, <em>*</em>, <em>policy=compat32</em>, <em>**_params</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.audio.MIMEAudio" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.audio</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.nonmultipart.MIMENonMultipart" title="email.mime.nonmultipart.MIMENonMultipart"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMENonMultipart</span></code></a>, the <a class="reference internal" href="#email.mime.audio.MIMEAudio" title="email.mime.audio.MIMEAudio"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEAudio</span></code></a> class is used to create MIME message objects of major type <em class="mimetype">audio</em>. <em>_audiodata</em> is a string containing the raw audio data. If this data can be decoded by the standard Python module <a class="reference internal" href="sndhdr.html#module-sndhdr" title="sndhdr: Determine type of a sound file."><code class="xref py py-mod docutils literal notranslate"><span class="pre">sndhdr</span></code></a>, then the subtype will be automatically included in the <em class="mailheader">Content-Type</em> header. Otherwise you can explicitly specify the audio subtype via the <em>_subtype</em> argument. If the minor type could not be guessed and <em>_subtype</em> was not given, then <a class="reference internal" href="exceptions.html#TypeError" title="TypeError"><code class="xref py py-exc docutils literal notranslate"><span class="pre">TypeError</span></code></a> is raised.</p> <p>Optional <em>_encoder</em> is a callable (i.e. function) which will perform the actual encoding of the audio data for transport. This callable takes one argument, which is the <a class="reference internal" href="#email.mime.audio.MIMEAudio" title="email.mime.audio.MIMEAudio"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEAudio</span></code></a> instance. It should use <a class="reference internal" href="email.compat32-message.html#email.message.Message.get_payload" title="email.message.Message.get_payload"><code class="xref py py-meth docutils literal notranslate"><span class="pre">get_payload()</span></code></a> and <a class="reference internal" href="email.compat32-message.html#email.message.Message.set_payload" title="email.message.Message.set_payload"><code class="xref py py-meth docutils literal notranslate"><span class="pre">set_payload()</span></code></a> to change the payload to encoded form. It should also add any <em class="mailheader">Content-Transfer-Encoding</em> or other headers to the message object as necessary. The default encoding is base64. See the <a class="reference internal" href="email.encoders.html#module-email.encoders" title="email.encoders: Encoders for email message payloads."><code class="xref py py-mod docutils literal notranslate"><span class="pre">email.encoders</span></code></a> module for a list of the built-in encoders.</p> <p>Optional <em>policy</em> argument defaults to <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a>.</p> <p><em>_params</em> are passed straight through to the base class constructor.</p> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> <dl class="class"> <dt id="email.mime.image.MIMEImage"> <em class="property">class </em><code class="descclassname">email.mime.image.</code><code class="descname">MIMEImage</code><span class="sig-paren">(</span><em>_imagedata</em>, <em>_subtype=None</em>, <em>_encoder=email.encoders.encode_base64</em>, <em>*</em>, <em>policy=compat32</em>, <em>**_params</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.image.MIMEImage" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.image</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.nonmultipart.MIMENonMultipart" title="email.mime.nonmultipart.MIMENonMultipart"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMENonMultipart</span></code></a>, the <a class="reference internal" href="#email.mime.image.MIMEImage" title="email.mime.image.MIMEImage"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEImage</span></code></a> class is used to create MIME message objects of major type <em class="mimetype">image</em>. <em>_imagedata</em> is a string containing the raw image data. If this data can be decoded by the standard Python module <a class="reference internal" href="imghdr.html#module-imghdr" title="imghdr: Determine the type of image contained in a file or byte stream."><code class="xref py py-mod docutils literal notranslate"><span class="pre">imghdr</span></code></a>, then the subtype will be automatically included in the <em class="mailheader">Content-Type</em> header. Otherwise you can explicitly specify the image subtype via the <em>_subtype</em> argument. If the minor type could not be guessed and <em>_subtype</em> was not given, then <a class="reference internal" href="exceptions.html#TypeError" title="TypeError"><code class="xref py py-exc docutils literal notranslate"><span class="pre">TypeError</span></code></a> is raised.</p> <p>Optional <em>_encoder</em> is a callable (i.e. function) which will perform the actual encoding of the image data for transport. This callable takes one argument, which is the <a class="reference internal" href="#email.mime.image.MIMEImage" title="email.mime.image.MIMEImage"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEImage</span></code></a> instance. It should use <a class="reference internal" href="email.compat32-message.html#email.message.Message.get_payload" title="email.message.Message.get_payload"><code class="xref py py-meth docutils literal notranslate"><span class="pre">get_payload()</span></code></a> and <a class="reference internal" href="email.compat32-message.html#email.message.Message.set_payload" title="email.message.Message.set_payload"><code class="xref py py-meth docutils literal notranslate"><span class="pre">set_payload()</span></code></a> to change the payload to encoded form. It should also add any <em class="mailheader">Content-Transfer-Encoding</em> or other headers to the message object as necessary. The default encoding is base64. See the <a class="reference internal" href="email.encoders.html#module-email.encoders" title="email.encoders: Encoders for email message payloads."><code class="xref py py-mod docutils literal notranslate"><span class="pre">email.encoders</span></code></a> module for a list of the built-in encoders.</p> <p>Optional <em>policy</em> argument defaults to <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a>.</p> <p><em>_params</em> are passed straight through to the <a class="reference internal" href="#email.mime.base.MIMEBase" title="email.mime.base.MIMEBase"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEBase</span></code></a> constructor.</p> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> <dl class="class"> <dt id="email.mime.message.MIMEMessage"> <em class="property">class </em><code class="descclassname">email.mime.message.</code><code class="descname">MIMEMessage</code><span class="sig-paren">(</span><em>_msg</em>, <em>_subtype='rfc822'</em>, <em>*</em>, <em>policy=compat32</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.message.MIMEMessage" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.message</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.nonmultipart.MIMENonMultipart" title="email.mime.nonmultipart.MIMENonMultipart"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMENonMultipart</span></code></a>, the <a class="reference internal" href="#email.mime.message.MIMEMessage" title="email.mime.message.MIMEMessage"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEMessage</span></code></a> class is used to create MIME objects of main type <em class="mimetype">message</em>. <em>_msg</em> is used as the payload, and must be an instance of class <a class="reference internal" href="email.compat32-message.html#email.message.Message" title="email.message.Message"><code class="xref py py-class docutils literal notranslate"><span class="pre">Message</span></code></a> (or a subclass thereof), otherwise a <a class="reference internal" href="exceptions.html#TypeError" title="TypeError"><code class="xref py py-exc docutils literal notranslate"><span class="pre">TypeError</span></code></a> is raised.</p> <p>Optional <em>_subtype</em> sets the subtype of the message; it defaults to <em class="mimetype">rfc822</em>.</p> <p>Optional <em>policy</em> argument defaults to <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a>.</p> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> <dl class="class"> <dt id="email.mime.text.MIMEText"> <em class="property">class </em><code class="descclassname">email.mime.text.</code><code class="descname">MIMEText</code><span class="sig-paren">(</span><em>_text</em>, <em>_subtype='plain'</em>, <em>_charset=None</em>, <em>*</em>, <em>policy=compat32</em><span class="sig-paren">)</span><a class="headerlink" href="#email.mime.text.MIMEText" title="本定義的永久連結">¶</a></dt> <dd><p>Module: <code class="xref py py-mod docutils literal notranslate"><span class="pre">email.mime.text</span></code></p> <p>A subclass of <a class="reference internal" href="#email.mime.nonmultipart.MIMENonMultipart" title="email.mime.nonmultipart.MIMENonMultipart"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMENonMultipart</span></code></a>, the <a class="reference internal" href="#email.mime.text.MIMEText" title="email.mime.text.MIMEText"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMEText</span></code></a> class is used to create MIME objects of major type <em class="mimetype">text</em>. <em>_text</em> is the string for the payload. <em>_subtype</em> is the minor type and defaults to <em class="mimetype">plain</em>. <em>_charset</em> is the character set of the text and is passed as an argument to the <a class="reference internal" href="#email.mime.nonmultipart.MIMENonMultipart" title="email.mime.nonmultipart.MIMENonMultipart"><code class="xref py py-class docutils literal notranslate"><span class="pre">MIMENonMultipart</span></code></a> constructor; it defaults to <code class="docutils literal notranslate"><span class="pre">us-ascii</span></code> if the string contains only <code class="docutils literal notranslate"><span class="pre">ascii</span></code> code points, and <code class="docutils literal notranslate"><span class="pre">utf-8</span></code> otherwise. The <em>_charset</em> parameter accepts either a string or a <a class="reference internal" href="email.charset.html#email.charset.Charset" title="email.charset.Charset"><code class="xref py py-class docutils literal notranslate"><span class="pre">Charset</span></code></a> instance.</p> <p>Unless the <em>_charset</em> argument is explicitly set to <code class="docutils literal notranslate"><span class="pre">None</span></code>, the MIMEText object created will have both a <em class="mailheader">Content-Type</em> header with a <code class="docutils literal notranslate"><span class="pre">charset</span></code> parameter, and a <em class="mailheader">Content-Transfer-Encoding</em> header. This means that a subsequent <code class="docutils literal notranslate"><span class="pre">set_payload</span></code> call will not result in an encoded payload, even if a charset is passed in the <code class="docutils literal notranslate"><span class="pre">set_payload</span></code> command. You can 「reset」 this behavior by deleting the <code class="docutils literal notranslate"><span class="pre">Content-Transfer-Encoding</span></code> header, after which a <code class="docutils literal notranslate"><span class="pre">set_payload</span></code> call will automatically encode the new payload (and add a new <em class="mailheader">Content-Transfer-Encoding</em> header).</p> <p>Optional <em>policy</em> argument defaults to <a class="reference internal" href="email.policy.html#email.policy.Compat32" title="email.policy.Compat32"><code class="xref py py-class docutils literal notranslate"><span class="pre">compat32</span></code></a>.</p> <div class="versionchanged"> <p><span class="versionmodified">3.5 版更變: </span><em>_charset</em> also accepts <a class="reference internal" href="email.charset.html#email.charset.Charset" title="email.charset.Charset"><code class="xref py py-class docutils literal notranslate"><span class="pre">Charset</span></code></a> instances.</p> </div> <div class="versionchanged"> <p><span class="versionmodified">3.6 版更變: </span>Added <em>policy</em> keyword-only parameter.</p> </div> </dd></dl> </div> </div> </div> </div> <div class="sphinxsidebar" role="navigation" aria-label="main navigation"> <div class="sphinxsidebarwrapper"> <h4>上個主題</h4> <p class="topless"><a href="email.compat32-message.html" title="上一章">20.1.9. <code class="docutils literal notranslate"><span class="pre">email.message.Message</span></code>: Representing an email message using the <code class="docutils literal notranslate"><span class="pre">compat32</span></code> API</a></p> <h4>下個主題</h4> <p class="topless"><a href="email.header.html" title="下一章">20.1.11. <code class="docutils literal notranslate"><span class="pre">email.header</span></code>: Internationalized headers</a></p> <div role="note" aria-label="source link"> <h3>This Page</h3> <ul class="this-page-menu"> <li><a href="../bugs.html">Report a Bug</a></li> <li> <a href="https://github.com/python/cpython/blob/3.7/Doc/library/email.mime.rst" rel="nofollow">Show Source </a> </li> </ul> </div> </div> </div> <div class="clearer"></div> </div> <div class="related" role="navigation" aria-label="related navigation"> <h3>瀏覽</h3> <ul> <li class="right" style="margin-right: 10px"> <a href="../genindex.html" title="General Index" >索引</a></li> <li class="right" > <a href="../py-modindex.html" title="Python 模組索引" >模組</a> |</li> <li class="right" > <a href="email.header.html" title="20.1.11. email.header: Internationalized headers" >下一頁</a> |</li> <li class="right" > <a href="email.compat32-message.html" title="20.1.9. email.message.Message: Representing an email message using the compat32 API" >上一頁</a> |</li> <li><img src="../_static/py.png" alt="" style="vertical-align: middle; margin-top: -1px"/></li> <li><a href="https://www.python.org/">Python</a> »</li> <li> <span class="language_switcher_placeholder">zh_TW</span> <span class="version_switcher_placeholder">3.7.0</span> <a href="../index.html">Documentation </a> » </li> <li class="nav-item nav-item-1"><a href="index.html" >Python 標準函式庫 (Standard Library)</a> »</li> <li class="nav-item nav-item-2"><a href="netdata.html" >20. Internet Data Handling</a> »</li> <li class="nav-item nav-item-3"><a href="email.html" >20.1. <code class="docutils literal notranslate"><span class="pre">email</span></code> — An email and MIME handling package</a> »</li> <li class="right"> <div class="inline-search" style="display: none" role="search"> <form class="inline-search" action="../search.html" method="get"> <input placeholder="Quick search" type="text" name="q" /> <input type="submit" value="Go" /> <input type="hidden" name="check_keywords" value="yes" /> <input type="hidden" name="area" value="default" /> </form> </div> <script type="text/javascript">$('.inline-search').show(0);</script> | </li> </ul> </div> <div class="footer"> © <a href="../copyright.html">Copyright</a> 2001-2018, Python Software Foundation. <br /> The Python Software Foundation is a non-profit corporation. <a href="https://www.python.org/psf/donations/">Please donate.</a> <br /> Last updated on 8月 22, 2018. <a href="../bugs.html">Found a bug</a>? <br /> Created using <a href="http://sphinx.pocoo.org/">Sphinx</a> 1.7.7. </div> </body> </html> |
| You are visitor 01402520 — GeezerVison does not store the pages you look up. Best viewed with Netscape Navigator 4.7 or Internet Explorer 6 at 800×600. No cookies required. |