<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <title>4.6.2 Field class</title> <META NAME="description" CONTENT="4.6.2 Field class"> <META NAME="keywords" CONTENT="modpython"> <META NAME="resource-type" CONTENT="document"> <META NAME="distribution" CONTENT="global"> <link rel="STYLESHEET" href="modpython.css"> <link rel="first" href="modpython.html"> <link rel="contents" href="contents.html" title="Contents"> <link rel="index" href="genindex.html" title="Index"> <LINK REL="next" href="pyapi-util-funcs.html"> <LINK REL="previous" href="pyapi-util-fstor.html"> <LINK REL="up" href="pyapi-util.html"> <LINK REL="next" href="pyapi-util-funcs.html"> </head> <body> <DIV CLASS="navigation"> <table align="center" width="100%" cellpadding="0" cellspacing="2"> <tr> <td><A href="pyapi-util-fstor.html"><img src="icons/previous.png" border="0" height="32" alt="Previous Page" width="32"></A></td> <td><A href="pyapi-util.html"><img src="icons/up.png" border="0" height="32" alt="Up One Level" width="32"></A></td> <td><A href="pyapi-util-funcs.html"><img src="icons/next.png" border="0" height="32" alt="Next Page" width="32"></A></td> <td align="center" width="100%">Mod_python Manual</td> <td><A href="contents.html"><img src="icons/contents.png" border="0" height="32" alt="Contents" width="32"></A></td> <td><img src="icons/blank.png" border="0" height="32" alt="" width="32"></td> <td><A href="genindex.html"><img src="icons/index.png" border="0" height="32" alt="Index" width="32"></A></td> </tr></table> <b class="navlabel">Previous:</b> <a class="sectref" href="pyapi-util-fstor.html">4.6.1 FieldStorage class</A> <b class="navlabel">Up:</b> <a class="sectref" href="pyapi-util.html">4.6 util - Miscellaneous</A> <b class="navlabel">Next:</b> <a class="sectref" href="pyapi-util-funcs.html">4.6.3 Other functions</A> <br><hr> </DIV> <!--End of Navigation Panel--> <H2><A NAME="SECTION006620000000000000000"> </A> <BR> 4.6.2 Field class </H2> <P> <dl><dt><b><span class="typelabel">class</span> <a name="l2h-169"><tt class="class">Field</tt></a></b>() <dd> This class is used internally by <tt class="class">FieldStorage</tt> and is not meant to be instantiated by the user. Each instance of a <tt class="class">Field</tt> class represents an HTML Form input. <P> <tt class="class">Field</tt> instances have the following attributes: <P> <dl><dt><b><a name="l2h-170"><tt class="member">name</tt></a></b> <dd> The input name. </dl> <P> <dl><dt><b><a name="l2h-171"><tt class="member">value</tt></a></b> <dd> The input value. This attribute can be used to read data from a file upload as well, but one has to exercise caution when dealing with large files since when accessed via <tt class="member">value</tt>, the whole file is read into memory. </dl> <P> <dl><dt><b><a name="l2h-172"><tt class="member">file</tt></a></b> <dd> This is a file object. For file uploads it points to a temporary file. For simple values, it is a <tt class="class">StringIO</tt> object, so you can read simple string values via this attribute instead of using the <tt class="member">value</tt> attribute as well. </dl> <P> <dl><dt><b><a name="l2h-173"><tt class="member">filename</tt></a></b> <dd> The name of the file as provided by the client. </dl> <P> <dl><dt><b><a name="l2h-174"><tt class="member">type</tt></a></b> <dd> The content-type for this input as provided by the client. </dl> <P> <dl><dt><b><a name="l2h-175"><tt class="member">type_options</tt></a></b> <dd> This is what follows the actual content type in the <code>content-type</code> header provided by the client, if anything. This is a dictionary. </dl> <P> <dl><dt><b><a name="l2h-176"><tt class="member">disposition</tt></a></b> <dd> The value of the first part of the <code>content-disposition</code> header. </dl> <P> <dl><dt><b><a name="l2h-177"><tt class="member">disposition_options</tt></a></b> <dd> The second part (if any) of the <code>content-disposition</code> header in the form of a dictionary. </dl> <P> <div class="seealso"> <p class="heading"><b>See Also:</b></p> <dl compact class="seerfc"> <dt><a href="http://www.faqs.org/rfcs/rfc1867.html" title="Form-based File Upload in HTML" >RFC 1867, <em>Form-based File Upload in HTML</em></a> <dd>for a description of form-based file uploads </dl> </div> </dl> <P> <DIV CLASS="navigation"> <p><hr> <table align="center" width="100%" cellpadding="0" cellspacing="2"> <tr> <td><A href="pyapi-util-fstor.html"><img src="icons/previous.png" border="0" height="32" alt="Previous Page" width="32"></A></td> <td><A href="pyapi-util.html"><img src="icons/up.png" border="0" height="32" alt="Up One Level" width="32"></A></td> <td><A href="pyapi-util-funcs.html"><img src="icons/next.png" border="0" height="32" alt="Next Page" width="32"></A></td> <td align="center" width="100%">Mod_python Manual</td> <td><A href="contents.html"><img src="icons/contents.png" border="0" height="32" alt="Contents" width="32"></A></td> <td><img src="icons/blank.png" border="0" height="32" alt="" width="32"></td> <td><A href="genindex.html"><img src="icons/index.png" border="0" height="32" alt="Index" width="32"></A></td> </tr></table> <b class="navlabel">Previous:</b> <a class="sectref" href="pyapi-util-fstor.html">4.6.1 FieldStorage class</A> <b class="navlabel">Up:</b> <a class="sectref" href="pyapi-util.html">4.6 util - Miscellaneous</A> <b class="navlabel">Next:</b> <a class="sectref" href="pyapi-util-funcs.html">4.6.3 Other functions</A> <hr> <span class="release-info">Release 3.1.0a, documentation updated on August 26, 2003.</span> </DIV> <!--End of Navigation Panel--> </BODY> </HTML>