<HTML ><HEAD ><TITLE >None and NULL</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.61 "><LINK REL="HOME" TITLE="Python Bindings for Qt (v2.5)" HREF="t1.html"><LINK REL="PREVIOUS" TITLE="Enumerated Types" HREF="x196.html"><LINK REL="NEXT" TITLE="Module Reference Documentation" HREF="x211.html"></HEAD ><BODY CLASS="SECT1" ><DIV CLASS="NAVHEADER" ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Python Bindings for Qt (v2.5)</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="x196.html" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="x211.html" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="AEN201" ><TT CLASS="LITERAL" >None</TT > and <TT CLASS="LITERAL" >NULL</TT ></A ></H1 ><P >Throughout the bindings, the <TT CLASS="LITERAL" >None</TT > value can be specified wherever <TT CLASS="LITERAL" >NULL</TT > is acceptable to the underlying C++ code.</P ><P >Equally, <TT CLASS="LITERAL" >NULL</TT > is converted to <TT CLASS="LITERAL" >None</TT > whenever it is returned by the underlying C++ code.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="x196.html" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="t1.html" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="x211.html" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >Enumerated Types</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" > </TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >Module Reference Documentation</TD ></TR ></TABLE ></DIV ></BODY ></HTML >