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<div class="section" id="features">
<h1>Features<a class="headerlink" href="#features" title="Permalink to this headline">¶</a></h1>
<div class="section" id="testing">
<h2>Testing<a class="headerlink" href="#testing" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>A fixture for testing WSGI applications conveniently and in-process,
in <tt class="xref docutils literal"><span class="pre">paste.fixture.TestApp</span></tt></li>
<li>A fixture for testing command-line applications, also in
<tt class="xref docutils literal"><span class="pre">paste.fixture.TestFileEnvironment</span></tt></li>
<li>Check components for WSGI-compliance in <tt class="xref docutils literal"><span class="pre">paste.lint</span></tt></li>
<li>Check filesystem changes, with <tt class="xref docutils literal"><span class="pre">paste.debug.fsdiff</span></tt></li>
</ul>
</div>
<div class="section" id="server">
<h2>Server<a class="headerlink" href="#server" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>A threaded HTTP server in <tt class="xref docutils literal"><span class="pre">paste.httpserver</span></tt></li>
<li>A tool for seeing and killing errant threads in the HTTP server, in
<tt class="xref docutils literal"><span class="pre">paste.debug.watchthreads</span></tt></li>
</ul>
</div>
<div class="section" id="dispatching">
<h2>Dispatching<a class="headerlink" href="#dispatching" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Chain and cascade WSGI applications (returning the first non-error
response) in <tt class="xref docutils literal"><span class="pre">paste.cascade</span></tt></li>
<li>Dispatch to several WSGI applications based on URL prefixes, in
<tt class="xref docutils literal"><span class="pre">paste.urlmap</span></tt></li>
<li>Allow applications to make subrequests and forward requests
internally, in <tt class="xref docutils literal"><span class="pre">paste.recursive</span></tt></li>
<li>Redirect error pages (e.g., 404 Not Found) to custom error pages, in
<tt class="xref docutils literal"><span class="pre">paste.errordocument</span></tt>.</li>
</ul>
</div>
<div class="section" id="web-application">
<h2>Web Application<a class="headerlink" href="#web-application" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Easily deal with incoming requests and sending a response in
<tt class="xref docutils literal"><span class="pre">paste.wsgiwrappers</span></tt></li>
<li>Work directly with the WSGI environment in <tt class="xref docutils literal"><span class="pre">paste.request</span></tt></li>
<li>Run CGI programs as WSGI applications in <tt class="xref docutils literal"><span class="pre">paste.cgiapp</span></tt></li>
<li>Traverse files and load WSGI applications from <tt class="docutils literal"><span class="pre">.py</span></tt> files (or
static files), in <tt class="xref docutils literal"><span class="pre">paste.urlparser</span></tt></li>
<li>Serve static directories of files, also in <tt class="xref docutils literal"><span class="pre">paste.urlparser</span></tt>; also
serve using the Setuptools <tt class="docutils literal"><span class="pre">pkg_resources</span></tt> resource API.</li>
<li>Proxy to other servers, treating external HTTP servers as WSGI
applications, in <tt class="xref docutils literal"><span class="pre">paste.proxy</span></tt>.</li>
<li>Serve files (with support for <tt class="docutils literal"><span class="pre">If-Modified-Since</span></tt>, etc) in
<tt class="xref docutils literal"><span class="pre">paste.fileapp</span></tt></li>
</ul>
</div>
<div class="section" id="tools">
<h2>Tools<a class="headerlink" href="#tools" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Catch HTTP-related exceptions (e.g., <tt class="docutils literal"><span class="pre">HTTPNotFound</span></tt>) and turn them
into proper responses in <tt class="xref docutils literal"><span class="pre">paste.httpexceptions</span></tt></li>
<li>Manage HTTP header fields with <tt class="xref docutils literal"><span class="pre">paste.httpheaders</span></tt></li>
<li>Handle authentication/identification of requests in <tt class="xref docutils literal"><span class="pre">paste.auth</span></tt></li>
<li>Create sessions in <tt class="xref docutils literal"><span class="pre">paste.session</span></tt> and <tt class="xref docutils literal"><span class="pre">paste.flup_session</span></tt></li>
<li>Gzip responses in <tt class="xref docutils literal"><span class="pre">paste.gzipper</span></tt></li>
<li>A wide variety of routines for manipulating WSGI requests and
producing responses, in <tt class="xref docutils literal"><span class="pre">paste.request</span></tt>, <tt class="xref docutils literal"><span class="pre">paste.response</span></tt> and
<tt class="xref docutils literal"><span class="pre">paste.wsgilib</span></tt>.</li>
<li>Create Apache-style logs in <tt class="xref docutils literal"><span class="pre">paste.translogger</span></tt></li>
<li>Handy request and response wrappers in <tt class="xref docutils literal"><span class="pre">paste.wsgiwrappers</span></tt></li>
<li>Handling of request-local module globals sanely in <tt class="xref docutils literal"><span class="pre">paste.registry</span></tt></li>
</ul>
</div>
<div class="section" id="authentication">
<h2>Authentication<a class="headerlink" href="#authentication" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Authentication using cookies in <tt class="xref docutils literal"><span class="pre">paste.auth.cookie</span></tt> and
<tt class="xref docutils literal"><span class="pre">paste.auth.auth_tkt</span></tt>; login form in <tt class="xref docutils literal"><span class="pre">paste.auth.form</span></tt></li>
<li>Authentication using <a class="reference external" href="http://openid.net/">OpenID</a> in
<tt class="xref docutils literal"><span class="pre">paste.auth.open_id</span></tt>, using <a class="reference external" href="http://www.ja-sig.org/products/cas/">CAS</a> in <tt class="xref docutils literal"><span class="pre">paste.auth.cas</span></tt></li>
<li>HTTP authentication in <tt class="xref docutils literal"><span class="pre">paste.auth.basic</span></tt> and
<tt class="xref docutils literal"><span class="pre">paste.auth.digest</span></tt></li>
<li>Dispatch to different authentication methods based on User-Agent, in
<tt class="xref docutils literal"><span class="pre">paste.auth.multi</span></tt></li>
<li>Grant roles based on IP addresses, in <tt class="xref docutils literal"><span class="pre">paste.auth.grantip</span></tt></li>
</ul>
</div>
<div class="section" id="debugging-filters">
<h2>Debugging Filters<a class="headerlink" href="#debugging-filters" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Catch (optionally email) errors with extended tracebacks (using
Zope/ZPT conventions) in <tt class="xref docutils literal"><span class="pre">paste.exceptions</span></tt></li>
<li>During debugging, show tracebacks with information about each stack
frame, including an interactive prompt that runs in the individual
stack frames, in <tt class="xref docutils literal"><span class="pre">paste.evalexception</span></tt>.</li>
<li>Catch errors presenting a <a class="reference external" href="http://python.org/doc/current/lib/module-cgitb.html">cgitb</a>-based
output, in <tt class="xref docutils literal"><span class="pre">paste.cgitb_catcher</span></tt>.</li>
<li>Profile each request and append profiling information to the HTML,
in <tt class="xref docutils literal"><span class="pre">paste.debug.profile</span></tt></li>
<li>Capture <tt class="docutils literal"><span class="pre">print</span></tt> output and present it in the browser for
debugging, in <tt class="xref docutils literal"><span class="pre">paste.debug.prints</span></tt></li>
<li>Validate all HTML output from applications using the <a class="reference external" href="http://www.htmlhelp.com/tools/validator/">WDG Validator</a>, appending any errors
or warnings to the page, in <tt class="xref docutils literal"><span class="pre">paste.debug.wdg_validator</span></tt></li>
</ul>
</div>
<div class="section" id="other-tools">
<h2>Other Tools<a class="headerlink" href="#other-tools" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>A file monitor to allow restarting the server when files have been
updated (for automatic restarting when editing code) in
<tt class="xref docutils literal"><span class="pre">paste.reloader</span></tt></li>
<li>A class for generating and traversing URLs, and creating associated
HTML code, in <tt class="xref docutils literal"><span class="pre">paste.url</span></tt></li>
<li>A small templating language (for internal use) in
<tt class="xref docutils literal"><span class="pre">paste.util.template</span></tt></li>
<li>A class to help with loops in templates, in <tt class="xref docutils literal"><span class="pre">paste.util.looper</span></tt></li>
<li>Import modules and objects given a string, in
<tt class="xref docutils literal"><span class="pre">paste.util.import_string</span></tt></li>
<li>Ordered dictionary that can have multiple values with the same key,
in <tt class="xref docutils literal"><span class="pre">paste.util.multidict</span></tt></li>
</ul>
</div>
</div>
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<h3><a href="index.html">Table Of Contents</a></h3>
<ul>
<li><a class="reference external" href="#">Features</a><ul>
<li><a class="reference external" href="#testing">Testing</a></li>
<li><a class="reference external" href="#server">Server</a></li>
<li><a class="reference external" href="#dispatching">Dispatching</a></li>
<li><a class="reference external" href="#web-application">Web Application</a></li>
<li><a class="reference external" href="#tools">Tools</a></li>
<li><a class="reference external" href="#authentication">Authentication</a></li>
<li><a class="reference external" href="#debugging-filters">Debugging Filters</a></li>
<li><a class="reference external" href="#other-tools">Other Tools</a></li>
</ul>
</li>
</ul>
<h4>Previous topic</h4>
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title="next chapter">Python Paste Developer Guide</a></p>
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