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Internet Protocols and Support</a> »</li> </ul> </div> <div class="document"> <div class="documentwrapper"> <div class="bodywrapper"> <div class="body"> <div class="section" id="module-Cookie"> <span id="cookie-http-state-management"></span><h1>20.22. <a class="reference internal" href="#module-Cookie" title="Support for HTTP state management (cookies)."><tt class="xref py py-mod docutils literal"><span class="pre">Cookie</span></tt></a> — HTTP state management<a class="headerlink" href="#module-Cookie" title="Permalink to this headline">¶</a></h1> <div class="admonition note"> <p class="first admonition-title">Note</p> <p class="last">The <a class="reference internal" href="#module-Cookie" title="Support for HTTP state management (cookies)."><tt class="xref py py-mod docutils literal"><span class="pre">Cookie</span></tt></a> module has been renamed to <tt class="xref py py-mod docutils literal"><span class="pre">http.cookies</span></tt> in Python 3.0. The <a class="reference internal" href="../glossary.html#term-to3"><em class="xref std std-term">2to3</em></a> tool will automatically adapt imports when converting your sources to 3.0.</p> </div> <p>The <a class="reference internal" href="#module-Cookie" title="Support for HTTP state management (cookies)."><tt class="xref py py-mod docutils literal"><span class="pre">Cookie</span></tt></a> module defines classes for abstracting the concept of cookies, an HTTP state management mechanism. It supports both simple string-only cookies, and provides an abstraction for having any serializable data-type as cookie value.</p> <p>The module formerly strictly applied the parsing rules described in the <span class="target" id="index-0"></span><a class="rfc reference external" href="http://tools.ietf.org/html/rfc2109.html"><strong>RFC 2109</strong></a> and <span class="target" id="index-1"></span><a class="rfc reference external" href="http://tools.ietf.org/html/rfc2068.html"><strong>RFC 2068</strong></a> specifications. It has since been discovered that MSIE 3.0x doesn’t follow the character rules outlined in those specs. As a result, the parsing rules used are a bit less strict.</p> <div class="admonition note"> <p class="first admonition-title">Note</p> <p class="last">On encountering an invalid cookie, <a class="reference internal" href="#Cookie.CookieError" title="Cookie.CookieError"><tt class="xref py py-exc docutils literal"><span class="pre">CookieError</span></tt></a> is raised, so if your cookie data comes from a browser you should always prepare for invalid data and catch <a class="reference internal" href="#Cookie.CookieError" title="Cookie.CookieError"><tt class="xref py py-exc docutils literal"><span class="pre">CookieError</span></tt></a> on parsing.</p> </div> <dl class="exception"> <dt id="Cookie.CookieError"> <em class="property">exception </em><tt class="descclassname">Cookie.</tt><tt class="descname">CookieError</tt><a class="headerlink" href="#Cookie.CookieError" title="Permalink to this definition">¶</a></dt> <dd><p>Exception failing because of <span class="target" id="index-2"></span><a class="rfc reference external" href="http://tools.ietf.org/html/rfc2109.html"><strong>RFC 2109</strong></a> invalidity: incorrect attributes, incorrect <em class="mailheader">Set-Cookie</em> header, etc.</p> </dd></dl> <dl class="class"> <dt id="Cookie.BaseCookie"> <em class="property">class </em><tt class="descclassname">Cookie.</tt><tt class="descname">BaseCookie</tt><big>(</big><span class="optional">[</span><em>input</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.BaseCookie" title="Permalink to this definition">¶</a></dt> <dd><p>This class is a dictionary-like object whose keys are strings and whose values are <a class="reference internal" href="#Cookie.Morsel" title="Cookie.Morsel"><tt class="xref py py-class docutils literal"><span class="pre">Morsel</span></tt></a> instances. Note that upon setting a key to a value, the value is first converted to a <a class="reference internal" href="#Cookie.Morsel" title="Cookie.Morsel"><tt class="xref py py-class docutils literal"><span class="pre">Morsel</span></tt></a> containing the key and the value.</p> <p>If <em>input</em> is given, it is passed to the <a class="reference internal" href="#Cookie.BaseCookie.load" title="Cookie.BaseCookie.load"><tt class="xref py py-meth docutils literal"><span class="pre">load()</span></tt></a> method.</p> </dd></dl> <dl class="class"> <dt id="Cookie.SimpleCookie"> <em class="property">class </em><tt class="descclassname">Cookie.</tt><tt class="descname">SimpleCookie</tt><big>(</big><span class="optional">[</span><em>input</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.SimpleCookie" title="Permalink to this definition">¶</a></dt> <dd><p>This class derives from <a class="reference internal" href="#Cookie.BaseCookie" title="Cookie.BaseCookie"><tt class="xref py py-class docutils literal"><span class="pre">BaseCookie</span></tt></a> and overrides <tt class="xref py py-meth docutils literal"><span class="pre">value_decode()</span></tt> and <tt class="xref py py-meth docutils literal"><span class="pre">value_encode()</span></tt> to be the identity and <a class="reference internal" href="functions.html#str" title="str"><tt class="xref py py-func docutils literal"><span class="pre">str()</span></tt></a> respectively.</p> </dd></dl> <dl class="class"> <dt id="Cookie.SerialCookie"> <em class="property">class </em><tt class="descclassname">Cookie.</tt><tt class="descname">SerialCookie</tt><big>(</big><span class="optional">[</span><em>input</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.SerialCookie" title="Permalink to this definition">¶</a></dt> <dd><p>This class derives from <a class="reference internal" href="#Cookie.BaseCookie" title="Cookie.BaseCookie"><tt class="xref py py-class docutils literal"><span class="pre">BaseCookie</span></tt></a> and overrides <tt class="xref py py-meth docutils literal"><span class="pre">value_decode()</span></tt> and <tt class="xref py py-meth docutils literal"><span class="pre">value_encode()</span></tt> to be the <a class="reference internal" href="pickle.html#pickle.loads" title="pickle.loads"><tt class="xref py py-func docutils literal"><span class="pre">pickle.loads()</span></tt></a> and <a class="reference internal" href="pickle.html#pickle.dumps" title="pickle.dumps"><tt class="xref py py-func docutils literal"><span class="pre">pickle.dumps()</span></tt></a>.</p> <p class="deprecated"> <span class="versionmodified">Deprecated since version 2.3: </span>Reading pickled values from untrusted cookie data is a huge security hole, as pickle strings can be crafted to cause arbitrary code to execute on your server. It is supported for backwards compatibility only, and may eventually go away.</p> </dd></dl> <dl class="class"> <dt id="Cookie.SmartCookie"> <em class="property">class </em><tt class="descclassname">Cookie.</tt><tt class="descname">SmartCookie</tt><big>(</big><span class="optional">[</span><em>input</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.SmartCookie" title="Permalink to this definition">¶</a></dt> <dd><p>This class derives from <a class="reference internal" href="#Cookie.BaseCookie" title="Cookie.BaseCookie"><tt class="xref py py-class docutils literal"><span class="pre">BaseCookie</span></tt></a>. It overrides <tt class="xref py py-meth docutils literal"><span class="pre">value_decode()</span></tt> to be <a class="reference internal" href="pickle.html#pickle.loads" title="pickle.loads"><tt class="xref py py-func docutils literal"><span class="pre">pickle.loads()</span></tt></a> if it is a valid pickle, and otherwise the value itself. It overrides <tt class="xref py py-meth docutils literal"><span class="pre">value_encode()</span></tt> to be <a class="reference internal" href="pickle.html#pickle.dumps" title="pickle.dumps"><tt class="xref py py-func docutils literal"><span class="pre">pickle.dumps()</span></tt></a> unless it is a string, in which case it returns the value itself.</p> <p class="deprecated"> <span class="versionmodified">Deprecated since version 2.3: </span>The same security warning from <a class="reference internal" href="#Cookie.SerialCookie" title="Cookie.SerialCookie"><tt class="xref py py-class docutils literal"><span class="pre">SerialCookie</span></tt></a> applies here.</p> </dd></dl> <p>A further security note is warranted. For backwards compatibility, the <a class="reference internal" href="#module-Cookie" title="Support for HTTP state management (cookies)."><tt class="xref py py-mod docutils literal"><span class="pre">Cookie</span></tt></a> module exports a class named <tt class="xref py py-class docutils literal"><span class="pre">Cookie</span></tt> which is just an alias for <a class="reference internal" href="#Cookie.SmartCookie" title="Cookie.SmartCookie"><tt class="xref py py-class docutils literal"><span class="pre">SmartCookie</span></tt></a>. This is probably a mistake and will likely be removed in a future version. You should not use the <tt class="xref py py-class docutils literal"><span class="pre">Cookie</span></tt> class in your applications, for the same reason why you should not use the <a class="reference internal" href="#Cookie.SerialCookie" title="Cookie.SerialCookie"><tt class="xref py py-class docutils literal"><span class="pre">SerialCookie</span></tt></a> class.</p> <div class="admonition-see-also admonition seealso"> <p class="first admonition-title">See also</p> <dl class="last docutils"> <dt>Module <a class="reference internal" href="cookielib.html#module-cookielib" title="Classes for automatic handling of HTTP cookies."><tt class="xref py py-mod docutils literal"><span class="pre">cookielib</span></tt></a></dt> <dd>HTTP cookie handling for web <em>clients</em>. The <a class="reference internal" href="cookielib.html#module-cookielib" title="Classes for automatic handling of HTTP cookies."><tt class="xref py py-mod docutils literal"><span class="pre">cookielib</span></tt></a> and <a class="reference internal" href="#module-Cookie" title="Support for HTTP state management (cookies)."><tt class="xref py py-mod docutils literal"><span class="pre">Cookie</span></tt></a> modules do not depend on each other.</dd> <dt><span class="target" id="index-3"></span><a class="rfc reference external" href="http://tools.ietf.org/html/rfc2109.html"><strong>RFC 2109</strong></a> - HTTP State Management Mechanism</dt> <dd>This is the state management specification implemented by this module.</dd> </dl> </div> <div class="section" id="cookie-objects"> <span id="id1"></span><h2>20.22.1. Cookie Objects<a class="headerlink" href="#cookie-objects" title="Permalink to this headline">¶</a></h2> <dl class="method"> <dt id="Cookie.BaseCookie.value_decode"> <tt class="descclassname">BaseCookie.</tt><tt class="descname">value_decode</tt><big>(</big><em>val</em><big>)</big><a class="headerlink" href="#Cookie.BaseCookie.value_decode" title="Permalink to this definition">¶</a></dt> <dd><p>Return a decoded value from a string representation. Return value can be any type. This method does nothing in <a class="reference internal" href="#Cookie.BaseCookie" title="Cookie.BaseCookie"><tt class="xref py py-class docutils literal"><span class="pre">BaseCookie</span></tt></a> — it exists so it can be overridden.</p> </dd></dl> <dl class="method"> <dt id="Cookie.BaseCookie.value_encode"> <tt class="descclassname">BaseCookie.</tt><tt class="descname">value_encode</tt><big>(</big><em>val</em><big>)</big><a class="headerlink" href="#Cookie.BaseCookie.value_encode" title="Permalink to this definition">¶</a></dt> <dd><p>Return an encoded value. <em>val</em> can be any type, but return value must be a string. This method does nothing in <a class="reference internal" href="#Cookie.BaseCookie" title="Cookie.BaseCookie"><tt class="xref py py-class docutils literal"><span class="pre">BaseCookie</span></tt></a> — it exists so it can be overridden</p> <p>In general, it should be the case that <a class="reference internal" href="#Cookie.BaseCookie.value_encode" title="Cookie.BaseCookie.value_encode"><tt class="xref py py-meth docutils literal"><span class="pre">value_encode()</span></tt></a> and <a class="reference internal" href="#Cookie.BaseCookie.value_decode" title="Cookie.BaseCookie.value_decode"><tt class="xref py py-meth docutils literal"><span class="pre">value_decode()</span></tt></a> are inverses on the range of <em>value_decode</em>.</p> </dd></dl> <dl class="method"> <dt id="Cookie.BaseCookie.output"> <tt class="descclassname">BaseCookie.</tt><tt class="descname">output</tt><big>(</big><span class="optional">[</span><em>attrs</em><span class="optional">[</span>, <em>header</em><span class="optional">[</span>, <em>sep</em><span class="optional">]</span><span class="optional">]</span><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.BaseCookie.output" title="Permalink to this definition">¶</a></dt> <dd><p>Return a string representation suitable to be sent as HTTP headers. <em>attrs</em> and <em>header</em> are sent to each <a class="reference internal" href="#Cookie.Morsel" title="Cookie.Morsel"><tt class="xref py py-class docutils literal"><span class="pre">Morsel</span></tt></a>‘s <a class="reference internal" href="#Cookie.BaseCookie.output" title="Cookie.BaseCookie.output"><tt class="xref py py-meth docutils literal"><span class="pre">output()</span></tt></a> method. <em>sep</em> is used to join the headers together, and is by default the combination <tt class="docutils literal"><span class="pre">'\r\n'</span></tt> (CRLF).</p> <p class="versionchanged"> <span class="versionmodified">Changed in version 2.5: </span>The default separator has been changed from <tt class="docutils literal"><span class="pre">'\n'</span></tt> to match the cookie specification.</p> </dd></dl> <dl class="method"> <dt id="Cookie.BaseCookie.js_output"> <tt class="descclassname">BaseCookie.</tt><tt class="descname">js_output</tt><big>(</big><span class="optional">[</span><em>attrs</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.BaseCookie.js_output" title="Permalink to this definition">¶</a></dt> <dd><p>Return an embeddable JavaScript snippet, which, if run on a browser which supports JavaScript, will act the same as if the HTTP headers was sent.</p> <p>The meaning for <em>attrs</em> is the same as in <a class="reference internal" href="#Cookie.BaseCookie.output" title="Cookie.BaseCookie.output"><tt class="xref py py-meth docutils literal"><span class="pre">output()</span></tt></a>.</p> </dd></dl> <dl class="method"> <dt id="Cookie.BaseCookie.load"> <tt class="descclassname">BaseCookie.</tt><tt class="descname">load</tt><big>(</big><em>rawdata</em><big>)</big><a class="headerlink" href="#Cookie.BaseCookie.load" title="Permalink to this definition">¶</a></dt> <dd><p>If <em>rawdata</em> is a string, parse it as an <tt class="docutils literal"><span class="pre">HTTP_COOKIE</span></tt> and add the values found there as <a class="reference internal" href="#Cookie.Morsel" title="Cookie.Morsel"><tt class="xref py py-class docutils literal"><span class="pre">Morsel</span></tt></a>s. If it is a dictionary, it is equivalent to:</p> <div class="highlight-python"><div class="highlight"><pre><span class="k">for</span> <span class="n">k</span><span class="p">,</span> <span class="n">v</span> <span class="ow">in</span> <span class="n">rawdata</span><span class="o">.</span><span class="n">items</span><span class="p">():</span> <span class="n">cookie</span><span class="p">[</span><span class="n">k</span><span class="p">]</span> <span class="o">=</span> <span class="n">v</span> </pre></div> </div> </dd></dl> </div> <div class="section" id="morsel-objects"> <span id="id2"></span><h2>20.22.2. Morsel Objects<a class="headerlink" href="#morsel-objects" title="Permalink to this headline">¶</a></h2> <dl class="class"> <dt id="Cookie.Morsel"> <em class="property">class </em><tt class="descclassname">Cookie.</tt><tt class="descname">Morsel</tt><a class="headerlink" href="#Cookie.Morsel" title="Permalink to this definition">¶</a></dt> <dd><p>Abstract a key/value pair, which has some <span class="target" id="index-4"></span><a class="rfc reference external" href="http://tools.ietf.org/html/rfc2109.html"><strong>RFC 2109</strong></a> attributes.</p> <p>Morsels are dictionary-like objects, whose set of keys is constant — the valid <span class="target" id="index-5"></span><a class="rfc reference external" href="http://tools.ietf.org/html/rfc2109.html"><strong>RFC 2109</strong></a> attributes, which are</p> <ul class="simple"> <li><tt class="docutils literal"><span class="pre">expires</span></tt></li> <li><tt class="docutils literal"><span class="pre">path</span></tt></li> <li><tt class="docutils literal"><span class="pre">comment</span></tt></li> <li><tt class="docutils literal"><span class="pre">domain</span></tt></li> <li><tt class="docutils literal"><span class="pre">max-age</span></tt></li> <li><tt class="docutils literal"><span class="pre">secure</span></tt></li> <li><tt class="docutils literal"><span class="pre">version</span></tt></li> <li><tt class="docutils literal"><span class="pre">httponly</span></tt></li> </ul> <p>The attribute <tt class="xref py py-attr docutils literal"><span class="pre">httponly</span></tt> specifies that the cookie is only transfered in HTTP requests, and is not accessible through JavaScript. This is intended to mitigate some forms of cross-site scripting.</p> <p>The keys are case-insensitive.</p> <p class="versionadded"> <span class="versionmodified">New in version 2.6: </span>The <tt class="xref py py-attr docutils literal"><span class="pre">httponly</span></tt> attribute was added.</p> </dd></dl> <dl class="attribute"> <dt id="Cookie.Morsel.value"> <tt class="descclassname">Morsel.</tt><tt class="descname">value</tt><a class="headerlink" href="#Cookie.Morsel.value" title="Permalink to this definition">¶</a></dt> <dd><p>The value of the cookie.</p> </dd></dl> <dl class="attribute"> <dt id="Cookie.Morsel.coded_value"> <tt class="descclassname">Morsel.</tt><tt class="descname">coded_value</tt><a class="headerlink" href="#Cookie.Morsel.coded_value" title="Permalink to this definition">¶</a></dt> <dd><p>The encoded value of the cookie — this is what should be sent.</p> </dd></dl> <dl class="attribute"> <dt id="Cookie.Morsel.key"> <tt class="descclassname">Morsel.</tt><tt class="descname">key</tt><a class="headerlink" href="#Cookie.Morsel.key" title="Permalink to this definition">¶</a></dt> <dd><p>The name of the cookie.</p> </dd></dl> <dl class="method"> <dt id="Cookie.Morsel.set"> <tt class="descclassname">Morsel.</tt><tt class="descname">set</tt><big>(</big><em>key</em>, <em>value</em>, <em>coded_value</em><big>)</big><a class="headerlink" href="#Cookie.Morsel.set" title="Permalink to this definition">¶</a></dt> <dd><p>Set the <em>key</em>, <em>value</em> and <em>coded_value</em> members.</p> </dd></dl> <dl class="method"> <dt id="Cookie.Morsel.isReservedKey"> <tt class="descclassname">Morsel.</tt><tt class="descname">isReservedKey</tt><big>(</big><em>K</em><big>)</big><a class="headerlink" href="#Cookie.Morsel.isReservedKey" title="Permalink to this definition">¶</a></dt> <dd><p>Whether <em>K</em> is a member of the set of keys of a <a class="reference internal" href="#Cookie.Morsel" title="Cookie.Morsel"><tt class="xref py py-class docutils literal"><span class="pre">Morsel</span></tt></a>.</p> </dd></dl> <dl class="method"> <dt id="Cookie.Morsel.output"> <tt class="descclassname">Morsel.</tt><tt class="descname">output</tt><big>(</big><span class="optional">[</span><em>attrs</em><span class="optional">[</span>, <em>header</em><span class="optional">]</span><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.Morsel.output" title="Permalink to this definition">¶</a></dt> <dd><p>Return a string representation of the Morsel, suitable to be sent as an HTTP header. By default, all the attributes are included, unless <em>attrs</em> is given, in which case it should be a list of attributes to use. <em>header</em> is by default <tt class="docutils literal"><span class="pre">"Set-Cookie:"</span></tt>.</p> </dd></dl> <dl class="method"> <dt id="Cookie.Morsel.js_output"> <tt class="descclassname">Morsel.</tt><tt class="descname">js_output</tt><big>(</big><span class="optional">[</span><em>attrs</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.Morsel.js_output" title="Permalink to this definition">¶</a></dt> <dd><p>Return an embeddable JavaScript snippet, which, if run on a browser which supports JavaScript, will act the same as if the HTTP header was sent.</p> <p>The meaning for <em>attrs</em> is the same as in <a class="reference internal" href="#Cookie.Morsel.output" title="Cookie.Morsel.output"><tt class="xref py py-meth docutils literal"><span class="pre">output()</span></tt></a>.</p> </dd></dl> <dl class="method"> <dt id="Cookie.Morsel.OutputString"> <tt class="descclassname">Morsel.</tt><tt class="descname">OutputString</tt><big>(</big><span class="optional">[</span><em>attrs</em><span class="optional">]</span><big>)</big><a class="headerlink" href="#Cookie.Morsel.OutputString" title="Permalink to this definition">¶</a></dt> <dd><p>Return a string representing the Morsel, without any surrounding HTTP or JavaScript.</p> <p>The meaning for <em>attrs</em> is the same as in <a class="reference internal" href="#Cookie.Morsel.output" title="Cookie.Morsel.output"><tt class="xref py py-meth docutils literal"><span class="pre">output()</span></tt></a>.</p> </dd></dl> </div> <div class="section" id="example"> <span id="cookie-example"></span><h2>20.22.3. Example<a class="headerlink" href="#example" title="Permalink to this headline">¶</a></h2> <p>The following example demonstrates how to use the <a class="reference internal" href="#module-Cookie" title="Support for HTTP state management (cookies)."><tt class="xref py py-mod docutils literal"><span class="pre">Cookie</span></tt></a> module.</p> <div class="highlight-python"><div class="highlight"><pre><span class="gp">>>> </span><span class="kn">import</span> <span class="nn">Cookie</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SimpleCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SerialCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"fig"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"newton"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"sugar"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"wafer"</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="c"># generate HTTP headers</span> <span class="go">Set-Cookie: fig=newton</span> <span class="go">Set-Cookie: sugar=wafer</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span><span class="o">.</span><span class="n">output</span><span class="p">()</span> <span class="c"># same thing</span> <span class="go">Set-Cookie: fig=newton</span> <span class="go">Set-Cookie: sugar=wafer</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"rocky"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"road"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"rocky"</span><span class="p">][</span><span class="s">"path"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"/cookie"</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span><span class="o">.</span><span class="n">output</span><span class="p">(</span><span class="n">header</span><span class="o">=</span><span class="s">"Cookie:"</span><span class="p">)</span> <span class="go">Cookie: rocky=road; Path=/cookie</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span><span class="o">.</span><span class="n">output</span><span class="p">(</span><span class="n">attrs</span><span class="o">=</span><span class="p">[],</span> <span class="n">header</span><span class="o">=</span><span class="s">"Cookie:"</span><span class="p">)</span> <span class="go">Cookie: rocky=road</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="s">"chips=ahoy; vienna=finger"</span><span class="p">)</span> <span class="c"># load from a string (HTTP header)</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="go">Set-Cookie: chips=ahoy</span> <span class="go">Set-Cookie: vienna=finger</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="o">.</span><span class="n">load</span><span class="p">(</span><span class="s">'keebler="E=everybody; L=</span><span class="se">\\</span><span class="s">"Loves</span><span class="se">\\</span><span class="s">"; fudge=</span><span class="se">\\</span><span class="s">012;";'</span><span class="p">)</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="go">Set-Cookie: keebler="E=everybody; L=\"Loves\"; fudge=\012;"</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"oreo"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"doublestuff"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"oreo"</span><span class="p">][</span><span class="s">"path"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"/"</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="go">Set-Cookie: oreo=doublestuff; Path=/</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"twix"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"none for you"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"twix"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">'none for you'</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SimpleCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"number"</span><span class="p">]</span> <span class="o">=</span> <span class="mi">7</span> <span class="c"># equivalent to C["number"] = str(7)</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"string"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"seven"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"number"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">'7'</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"string"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">'seven'</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="go">Set-Cookie: number=7</span> <span class="go">Set-Cookie: string=seven</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SerialCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"number"</span><span class="p">]</span> <span class="o">=</span> <span class="mi">7</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"string"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"seven"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"number"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">7</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"string"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">'seven'</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="go">Set-Cookie: number="I7\012."</span> <span class="go">Set-Cookie: string="S'seven'\012p1\012."</span> <span class="gp">>>> </span><span class="n">C</span> <span class="o">=</span> <span class="n">Cookie</span><span class="o">.</span><span class="n">SmartCookie</span><span class="p">()</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"number"</span><span class="p">]</span> <span class="o">=</span> <span class="mi">7</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"string"</span><span class="p">]</span> <span class="o">=</span> <span class="s">"seven"</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"number"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">7</span> <span class="gp">>>> </span><span class="n">C</span><span class="p">[</span><span class="s">"string"</span><span class="p">]</span><span class="o">.</span><span class="n">value</span> <span class="go">'seven'</span> <span class="gp">>>> </span><span class="k">print</span> <span class="n">C</span> <span class="go">Set-Cookie: number="I7\012."</span> <span class="go">Set-Cookie: string=seven</span> </pre></div> </div> </div> </div> </div> </div> </div> <div class="sphinxsidebar"> <div class="sphinxsidebarwrapper"> <h3><a href="../contents.html">Table Of Contents</a></h3> <ul> <li><a class="reference internal" href="#">20.22. <tt class="docutils literal"><span class="pre">Cookie</span></tt> — HTTP state management</a><ul> <li><a class="reference internal" href="#cookie-objects">20.22.1. Cookie Objects</a></li> <li><a class="reference internal" href="#morsel-objects">20.22.2. Morsel Objects</a></li> <li><a class="reference internal" href="#example">20.22.3. 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