<?xml version="1.0" encoding="ascii"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en"> <head> <title>mpi4py.MPI.File</title> <link rel="stylesheet" href="epydoc.css" type="text/css" /> <script type="text/javascript" src="epydoc.js"></script> </head> <body bgcolor="white" text="black" link="blue" vlink="#204080" alink="#204080"> <!-- ==================== NAVIGATION BAR ==================== --> <table class="navbar" border="0" width="100%" cellpadding="0" bgcolor="#a0c0ff" cellspacing="0"> <tr valign="middle"> <!-- Home link --> <th> <a href="mpi4py-module.html">Home</a> </th> <!-- Tree link --> <th> <a href="module-tree.html">Trees</a> </th> <!-- Index link --> <th> <a href="identifier-index.html">Indices</a> </th> <!-- Help link --> <th> <a href="help.html">Help</a> </th> <!-- Project homepage --> <th class="navbar" align="right" width="100%"> <table border="0" cellpadding="0" cellspacing="0"> <tr><th class="navbar" align="center" ><a class="navbar" target="_top" href="http://mpi4py.googlecode.com/">MPI for Python</a></th> </tr></table></th> </tr> </table> <table width="100%" cellpadding="0" cellspacing="0"> <tr valign="top"> <td width="100%"> <span class="breadcrumbs"> <a href="mpi4py-module.html">Package mpi4py</a> :: <a href="mpi4py.MPI-module.html">Module MPI</a> :: Class File </span> </td> <td> <table cellpadding="0" cellspacing="0"> <!-- hide/show private --> <tr><td align="right"><span class="options">[<a href="javascript:void(0);" class="privatelink" onclick="toggle_private();">hide private</a>]</span></td></tr> <tr><td align="right"><span class="options" >[<a href="frames.html" target="_top">frames</a >] | <a href="mpi4py.MPI.File-class.html" target="_top">no frames</a>]</span></td></tr> </table> </td> </tr> </table> <!-- ==================== CLASS DESCRIPTION ==================== --> <h1 class="epydoc">Class File</h1><p class="nomargin-top"></p> <center> <center> <map id="class_hierarchy_for_file" name="class_hierarchy_for_file"> <area shape="rect" id="node1" href="mpi4py.MPI.File-class.html" title="File" alt="" coords="5,6,48,31"/> </map> <img src="class_hierarchy_for_file.png" alt='' usemap="#class_hierarchy_for_file" ismap="ismap" class="graph-without-title" /> </center> </center> <hr /> File <!-- ==================== INSTANCE METHODS ==================== --> <a name="section-InstanceMethods"></a> <table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr bgcolor="#70b0f0" class="table-header"> <td colspan="2" class="table-header"> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr valign="top"> <td align="left"><span class="table-header">Instance Methods</span></td> <td align="right" valign="top" ><span class="options">[<a href="#section-InstanceMethods" class="privatelink" onclick="toggle_private();" >hide private</a>]</span></td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Call_errhandler"></a><span class="summary-sig-name">Call_errhandler</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">int errorcode</span>)</span><br /> Call the error handler installed on a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Close"></a><span class="summary-sig-name">Close</span>(<span class="summary-sig-arg">self</span>)</span><br /> Close a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Delete"></a><span class="summary-sig-name">Delete</span>(<span class="summary-sig-arg">type cls</span>, <span class="summary-sig-arg">filename</span>, <span class="summary-sig-arg">Info info</span>=<span class="summary-sig-default">INFO_NULL</span>)</span><br /> Delete a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_amode"></a><span class="summary-sig-name">Get_amode</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the file access mode</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_atomicity"></a><span class="summary-sig-name">Get_atomicity</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the atomicity mode</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_byte_offset"></a><span class="summary-sig-name">Get_byte_offset</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>)</span><br /> Returns the absolute byte position in the file corresponding to 'offset' etypes relative to the current view</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_errhandler"></a><span class="summary-sig-name">Get_errhandler</span>(<span class="summary-sig-arg">self</span>)</span><br /> Get the error handler for a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_group"></a><span class="summary-sig-name">Get_group</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the group of processes that opened the file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_info"></a><span class="summary-sig-name">Get_info</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the hints for a file that are actually being used by MPI</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_position"></a><span class="summary-sig-name">Get_position</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the current position of the individual file pointer in etype units relative to the current view</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_position_shared"></a><span class="summary-sig-name">Get_position_shared</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the current position of the shared file pointer in etype units relative to the current view</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_size"></a><span class="summary-sig-name">Get_size</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the file size</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_type_extent"></a><span class="summary-sig-name">Get_type_extent</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Datatype datatype</span>)</span><br /> Return the extent of datatype in the file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Get_view"></a><span class="summary-sig-name">Get_view</span>(<span class="summary-sig-arg">self</span>)</span><br /> Return the file view</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Iread"></a><span class="summary-sig-name">Iread</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Nonblocking read using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Iread_at"></a><span class="summary-sig-name">Iread_at</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Nonblocking read using explicit offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Iread_shared"></a><span class="summary-sig-name">Iread_shared</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Nonblocking read using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Iwrite"></a><span class="summary-sig-name">Iwrite</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Nonblocking write using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Iwrite_at"></a><span class="summary-sig-name">Iwrite_at</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Nonblocking write using explicit offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Iwrite_shared"></a><span class="summary-sig-name">Iwrite_shared</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Nonblocking write using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Open"></a><span class="summary-sig-name">Open</span>(<span class="summary-sig-arg">type cls</span>, <span class="summary-sig-arg">Intracomm comm</span>, <span class="summary-sig-arg">filename</span>, <span class="summary-sig-arg">int amode</span>=<span class="summary-sig-default">MODE_RDONLY</span>, <span class="summary-sig-arg">Info info</span>=<span class="summary-sig-default">INFO_NULL</span>)</span><br /> Open a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Preallocate"></a><span class="summary-sig-name">Preallocate</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset size</span>)</span><br /> Preallocate storage space for a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read"></a><span class="summary-sig-name">Read</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Read using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_all"></a><span class="summary-sig-name">Read_all</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Collective read using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_all_begin"></a><span class="summary-sig-name">Read_all_begin</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Start a split collective read using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_all_end"></a><span class="summary-sig-name">Read_all_end</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Complete a split collective read using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_at"></a><span class="summary-sig-name">Read_at</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Read using explicit offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_at_all"></a><span class="summary-sig-name">Read_at_all</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Collective read using explicit offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_at_all_begin"></a><span class="summary-sig-name">Read_at_all_begin</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Start a split collective read using explict offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_at_all_end"></a><span class="summary-sig-name">Read_at_all_end</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Complete a split collective read using explict offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_ordered"></a><span class="summary-sig-name">Read_ordered</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Collective read using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_ordered_begin"></a><span class="summary-sig-name">Read_ordered_begin</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Start a split collective read using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_ordered_end"></a><span class="summary-sig-name">Read_ordered_end</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Complete a split collective read using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Read_shared"></a><span class="summary-sig-name">Read_shared</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Read using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Seek"></a><span class="summary-sig-name">Seek</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">int whence</span>=<span class="summary-sig-default">SEEK_SET</span>)</span><br /> Update the individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Seek_shared"></a><span class="summary-sig-name">Seek_shared</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">int whence</span>=<span class="summary-sig-default">SEEK_SET</span>)</span><br /> Update the shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Set_atomicity"></a><span class="summary-sig-name">Set_atomicity</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">bool flag</span>)</span><br /> Set the atomicity mode</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Set_errhandler"></a><span class="summary-sig-name">Set_errhandler</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Errhandler errhandler</span>)</span><br /> Set the error handler for a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Set_info"></a><span class="summary-sig-name">Set_info</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Info info</span>)</span><br /> Set new values for the hints associated with a file</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Set_size"></a><span class="summary-sig-name">Set_size</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset size</span>)</span><br /> Sets the file size</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Set_view"></a><span class="summary-sig-name">Set_view</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset disp</span>=<span class="summary-sig-default">0</span>, <span class="summary-sig-arg">Datatype etype</span>=<span class="summary-sig-default">None</span>, <span class="summary-sig-arg">Datatype filetype</span>=<span class="summary-sig-default">None</span>, <span class="summary-sig-arg">datarep</span>=<span class="summary-sig-default">None</span>, <span class="summary-sig-arg">Info info</span>=<span class="summary-sig-default">INFO_NULL</span>)</span><br /> Set the file view</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Sync"></a><span class="summary-sig-name">Sync</span>(<span class="summary-sig-arg">self</span>)</span><br /> Causes all previous writes to be transferred to the storage device</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write"></a><span class="summary-sig-name">Write</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Write using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_all"></a><span class="summary-sig-name">Write_all</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Collective write using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_all_begin"></a><span class="summary-sig-name">Write_all_begin</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Start a split collective write using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_all_end"></a><span class="summary-sig-name">Write_all_end</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Complete a split collective write using individual file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_at"></a><span class="summary-sig-name">Write_at</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Write using explicit offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_at_all"></a><span class="summary-sig-name">Write_at_all</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Collective write using explicit offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_at_all_begin"></a><span class="summary-sig-name">Write_at_all_begin</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">Offset offset</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Start a split collective write using explict offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_at_all_end"></a><span class="summary-sig-name">Write_at_all_end</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Complete a split collective write using explict offset</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_ordered"></a><span class="summary-sig-name">Write_ordered</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Collective write using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_ordered_begin"></a><span class="summary-sig-name">Write_ordered_begin</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>)</span><br /> Start a split collective write using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_ordered_end"></a><span class="summary-sig-name">Write_ordered_end</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Complete a split collective write using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="Write_shared"></a><span class="summary-sig-name">Write_shared</span>(<span class="summary-sig-arg">self</span>, <span class="summary-sig-arg">buf</span>, <span class="summary-sig-arg">Status status</span>=<span class="summary-sig-default">None</span>)</span><br /> Write using shared file pointer</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__eq__"></a><span class="summary-sig-name">__eq__</span>(<span class="summary-sig-arg">y</span>)</span><br /> x==y</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__ge__"></a><span class="summary-sig-name">__ge__</span>(<span class="summary-sig-arg">y</span>)</span><br /> x>=y</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__gt__"></a><span class="summary-sig-name">__gt__</span>(<span class="summary-sig-arg">y</span>)</span><br /> x>y</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__le__"></a><span class="summary-sig-name">__le__</span>(<span class="summary-sig-arg">y</span>)</span><br /> x<=y</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__lt__"></a><span class="summary-sig-name">__lt__</span>(<span class="summary-sig-arg">y</span>)</span><br /> x<y</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__ne__"></a><span class="summary-sig-name">__ne__</span>(<span class="summary-sig-arg">y</span>)</span><br /> x!=y</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type">a new object with type S, a subtype of T</span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a href="mpi4py.MPI.File-class.html#__new__" class="summary-sig-name">__new__</a>(<span class="summary-sig-arg">S</span>, <span class="summary-sig-arg">...</span>)</span></td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="__nonzero__"></a><span class="summary-sig-name">__nonzero__</span>()</span><br /> x != 0</td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="f2py"></a><span class="summary-sig-name">f2py</span>(<span class="summary-sig-arg">type cls</span>, <span class="summary-sig-arg">arg</span>)</span></td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr> <td><span class="summary-sig"><a name="py2f"></a><span class="summary-sig-name">py2f</span>(<span class="summary-sig-arg">self</span>)</span></td> <td align="right" valign="top"> </td> </tr> </table> </td> </tr> <tr> <td colspan="2" class="summary"> <p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>: <code>__delattr__</code>, <code>__format__</code>, <code>__getattribute__</code>, <code>__hash__</code>, <code>__init__</code>, <code>__reduce__</code>, <code>__reduce_ex__</code>, <code>__repr__</code>, <code>__setattr__</code>, <code>__sizeof__</code>, <code>__str__</code>, <code>__subclasshook__</code> </p> </td> </tr> </table> <!-- ==================== PROPERTIES ==================== --> <a name="section-Properties"></a> <table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr bgcolor="#70b0f0" class="table-header"> <td colspan="2" class="table-header"> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr valign="top"> <td align="left"><span class="table-header">Properties</span></td> <td align="right" valign="top" ><span class="options">[<a href="#section-Properties" class="privatelink" onclick="toggle_private();" >hide private</a>]</span></td> </tr> </table> </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <a name="amode"></a><span class="summary-name">amode</span><br /> file access mode </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <a name="atomicity"></a><span class="summary-name">atomicity</span><br /> atomicity </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <a name="group"></a><span class="summary-name">group</span><br /> file group </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <a name="info"></a><span class="summary-name">info</span><br /> file info </td> </tr> <tr> <td width="15%" align="right" valign="top" class="summary"> <span class="summary-type"> </span> </td><td class="summary"> <a name="size"></a><span class="summary-name">size</span><br /> file size </td> </tr> <tr> <td colspan="2" class="summary"> <p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>: <code>__class__</code> </p> </td> </tr> </table> <!-- ==================== METHOD DETAILS ==================== --> <a name="section-MethodDetails"></a> <table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr bgcolor="#70b0f0" class="table-header"> <td colspan="2" class="table-header"> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr valign="top"> <td align="left"><span class="table-header">Method Details</span></td> <td align="right" valign="top" ><span class="options">[<a href="#section-MethodDetails" class="privatelink" onclick="toggle_private();" >hide private</a>]</span></td> </tr> </table> </td> </tr> </table> <a name="__new__"></a> <div> <table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white"> <tr><td> <table width="100%" cellpadding="0" cellspacing="0" border="0"> <tr valign="top"><td> <h3 class="epydoc"><span class="sig"><span class="sig-name">__new__</span>(<span class="sig-arg">S</span>, <span class="sig-arg">...</span>)</span> </h3> </td><td align="right" valign="top" > </td> </tr></table> <dl class="fields"> <dt>Returns: a new object with type S, a subtype of T</dt> <dt>Overrides: object.__new__ </dt> </dl> </td></tr></table> </div> <br /> <!-- ==================== NAVIGATION BAR ==================== --> <table class="navbar" border="0" width="100%" cellpadding="0" bgcolor="#a0c0ff" cellspacing="0"> <tr valign="middle"> <!-- Home link --> <th> <a 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