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<?xml version="1.0" encoding="iso-8859-1"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
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  <title>paramiko.SFTPFile</title>
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      alink="#204080">

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      <font size="-1"><b class="breadcrumbs">
        <a href="paramiko-module.html">Package&nbsp;paramiko</a> ::
        Class&nbsp;SFTPFile
      </b></font></br>
    </td>
    <td><table cellpadding="0" cellspacing="0">
      <tr><td align="right"><font size="-2">[<a href="../private/paramiko.SFTPFile-class.html">show&nbsp;private</a>&nbsp;|&nbsp;hide&nbsp;private]</font></td></tr>
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<!-- =========== START OF CLASS DESCRIPTION =========== -->
<h2 class="class">Type SFTPFile</h2>

<pre class="base-tree">
  <a href="__builtin__.object-class.html"><code>object</code></a> --+    
           |    
<a href="paramiko.BufferedFile-class.html"><code>BufferedFile</code></a> --+
               |
              <b>SFTPFile</b>
</pre><br />

<hr/>

Proxy object for a file on the remote server, in client mode SFTP.
<hr/>


<!-- =========== START OF METHOD SUMMARY =========== -->
<table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="summary">
  <th colspan="2">Method Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><a name="__init__"></a><span class="summary-sig"><span class="summary-sig-name">__init__</span>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>sftp</span>,
          <span class=summary-sig-arg>handle</span>,
          <span class=summary-sig-arg>mode</span>,
          <span class=summary-sig-arg>bufsize</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><a name="__del__"></a><span class="summary-sig"><span class="summary-sig-name">__del__</span>(<span class=summary-sig-arg>self</span>)</span></code>
</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        str
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#check" class="summary-sig-name"><code>check</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>hash_algorithm</span>,
          <span class=summary-sig-arg>offset</span>,
          <span class=summary-sig-arg>length</span>,
          <span class=summary-sig-arg>block_size</span>)</span></code>
<br />
Ask the server for a hash of a section of this file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#close" class="summary-sig-name"><code>close</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Close the file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        float
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#gettimeout" class="summary-sig-name"><code>gettimeout</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Returns the timeout in seconds (as a float) associated with the socket 
or ssh <a href="paramiko.Channel-class.html" 
class="link"><code>Channel</code></a> used for this file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#prefetch" class="summary-sig-name"><code>prefetch</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Pre-fetch the remaining contents of this file in anticipation of 
future <a href="paramiko.BufferedFile-class.html#read" 
class="link"><code>read</code></a> calls.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#seek" class="summary-sig-name"><code>seek</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>offset</span>,
          <span class=summary-sig-arg>whence</span>)</span></code>
<br />
Set the file's current position, like stdio's <code>fseek</code>.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#set_pipelined" class="summary-sig-name"><code>set_pipelined</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>pipelined</span>)</span></code>
<br />
Turn on/off the pipelining of write operations to this file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#setblocking" class="summary-sig-name"><code>setblocking</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>blocking</span>)</span></code>
<br />
Set blocking or non-blocking mode on the underiying socket or ssh <a 
href="paramiko.Channel-class.html" 
class="link"><code>Channel</code></a>.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#settimeout" class="summary-sig-name"><code>settimeout</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>timeout</span>)</span></code>
<br />
Set a timeout on read/write operations on the underlying socket or ssh 
<a href="paramiko.Channel-class.html" 
class="link"><code>Channel</code></a>.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        SFTPAttributes
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.SFTPFile-class.html#stat" class="summary-sig-name"><code>stat</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Retrieve information about this file from the remote system.</td></tr>
<tr bgcolor="#e8f0f8" class="group">
  <th colspan="2">&nbsp;&nbsp;&nbsp;&nbsp;Inherited from BufferedFile</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        iterator
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#__iter__" class="summary-sig-name"><code>__iter__</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Returns an iterator that can be used to iterate over the lines in this 
file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#flush" class="summary-sig-name"><code>flush</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Write out any data in the write buffer.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        str
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#next" class="summary-sig-name"><code>next</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Returns the next line from the input, or raises 
<code>StopIteration</code> when EOF is hit.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        str
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#read" class="summary-sig-name"><code>read</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>size</span>)</span></code>
<br />
Read at most <code>size</code> bytes from the file (less if we hit the 
end of the file first).</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        str
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#readline" class="summary-sig-name"><code>readline</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>size</span>)</span></code>
<br />
Read one entire line from the file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        list
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#readlines" class="summary-sig-name"><code>readlines</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>sizehint</span>)</span></code>
<br />
Read all remaining lines using <a 
href="paramiko.BufferedFile-class.html#readline" 
class="link"><code>readline</code></a> and return them as a list.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        int
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#tell" class="summary-sig-name"><code>tell</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Return the file's current position.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#write" class="summary-sig-name"><code>write</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>data</span>)</span></code>
<br />
Write data to the file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#writelines" class="summary-sig-name"><code>writelines</code></a>(<span class=summary-sig-arg>self</span>,
          <span class=summary-sig-arg>sequence</span>)</span></code>
<br />
Write a sequence of strings to the file.</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">        iterator
</font></td>
  <td><code><span class="summary-sig"><a href="paramiko.BufferedFile-class.html#xreadlines" class="summary-sig-name"><code>xreadlines</code></a>(<span class=summary-sig-arg>self</span>)</span></code>
<br />
Identical to <code>iter(f)</code>.</td></tr>
<tr bgcolor="#e8f0f8" class="group">
  <th colspan="2">&nbsp;&nbsp;&nbsp;&nbsp;Inherited from object</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__delattr__" class="summary-sig-name"><code>__delattr__</code></a>(<span class="summary-sig-vararg">...</span>)</span></code>
<br />
x.__delattr__('name') &lt;==&gt; del x.name</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__getattribute__" class="summary-sig-name"><code>__getattribute__</code></a>(<span class="summary-sig-vararg">...</span>)</span></code>
<br />
x.__getattribute__('name') &lt;==&gt; x.name</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__hash__" class="summary-sig-name"><code>__hash__</code></a>(<span class=summary-sig-arg>x</span>)</span></code>
<br />
x.__hash__() &lt;==&gt; hash(x)</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__new__" class="summary-sig-name"><code>__new__</code></a>(<span class=summary-sig-arg>T</span>,
          <span class=summary-sig-arg>S</span>,
          <span class="summary-sig-vararg">...</span>)</span></code>
<br />
T.__new__(S, ...) -&gt; a new object with type S, a subtype of T</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__reduce__" class="summary-sig-name"><code>__reduce__</code></a>(<span class="summary-sig-vararg">...</span>)</span></code>
<br />
helper for pickle</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__reduce_ex__" class="summary-sig-name"><code>__reduce_ex__</code></a>(<span class="summary-sig-vararg">...</span>)</span></code>
<br />
helper for pickle</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__repr__" class="summary-sig-name"><code>__repr__</code></a>(<span class=summary-sig-arg>x</span>)</span></code>
<br />
x.__repr__() &lt;==&gt; repr(x)</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__setattr__" class="summary-sig-name"><code>__setattr__</code></a>(<span class="summary-sig-vararg">...</span>)</span></code>
<br />
x.__setattr__('name', value) &lt;==&gt; x.name = value</td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1">&nbsp;</font></td>
  <td><code><span class="summary-sig"><a href="__builtin__.object-class.html#__str__" class="summary-sig-name"><code>__str__</code></a>(<span class=summary-sig-arg>x</span>)</span></code>
<br />
x.__str__() &lt;==&gt; str(x)</td></tr>
</table><br />


<!-- =========== START OF CLASS VARIABLE SUMMARY =========== -->
<table class="summary" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="summary">
  <th colspan="2">Class Variable Summary</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>int</code></font></td>
<td><b><a href="paramiko.SFTPFile-class.html#MAX_REQUEST_SIZE"><code>MAX_REQUEST_SIZE</code></a></b> = <span title="32768">32768&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td></tr>
<tr bgcolor="#e8f0f8" class="group">
  <th colspan="2">&nbsp;&nbsp;&nbsp;&nbsp;Inherited from BufferedFile</th></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>int</code></font></td>
<td><b><a href="paramiko.BufferedFile-class.html#SEEK_CUR"><code>SEEK_CUR</code></a></b> = <span title="1">1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>int</code></font></td>
<td><b><a href="paramiko.BufferedFile-class.html#SEEK_END"><code>SEEK_END</code></a></b> = <span title="2">2&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td></tr>
<tr><td align="right" valign="top" width="15%"><font size="-1"><code>int</code></font></td>
<td><b><a href="paramiko.BufferedFile-class.html#SEEK_SET"><code>SEEK_SET</code></a></b> = <span title="0">0&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></td></tr>
</table><br />


<!-- =========== START OF METHOD DETAILS =========== -->
<table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="details">
  <th colspan="2">Method Details</th></tr>
</table>

<a name="check"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">check</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>hash_algorithm</span>,
          <span class=sig-arg>offset</span>=<span class=sig-default>0</span>,
          <span class=sig-arg>length</span>=<span class=sig-default>0</span>,
          <span class=sig-arg>block_size</span>=<span class=sig-default>0</span>)</span>
  </h3>
  <p>Ask the server for a hash of a section of this file. This can be 
  used to verify a successful upload or download, or for various 
  rsync-like operations.</p>
  <p>The file is hashed from <code>offset</code>, for <code>length</code> 
  bytes. If <code>length</code> is 0, the remainder of the file is 
  hashed. Thus, if both <code>offset</code> and <code>length</code> are 
  zero, the entire file is hashed.</p>
  <p>Normally, <code>block_size</code> will be 0 (the default), and this 
  method will return a byte string representing the requested hash (for 
  example, a string of length 16 for MD5, or 20 for SHA-1). If a non-zero 
  <code>block_size</code> is given, each chunk of the file (from 
  <code>offset</code> to <code>offset + length</code>) of 
  <code>block_size</code> bytes is computed as a separate hash. The hash 
  results are all concatenated and returned as a single string.</p>
  For example, <code>check('sha1', 0, 1024, 512)</code> will return a 
  string of length 40. The first 20 bytes will be the SHA-1 of the first 
  512 bytes of the file, and the last 20 bytes will be the SHA-1 of the 
  next 512 bytes.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>hash_algorithm</b></code> -
         the name of the hash algorithm to use (normally 
        <code>&quot;sha1&quot;</code> or 
        <code>&quot;md5&quot;</code>)
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=str)</i>
      <dd><code><b>offset</b></code> -
         offset into the file to begin hashing (0 means to start from 
        the beginning)
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=int or long)</i>
      <dd><code><b>length</b></code> -
         number of bytes to hash (0 means continue to the end of the 
        file)
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=int or long)</i>
      <dd><code><b>block_size</b></code> -
         number of bytes to hash per result (must not be less than 256; 
        0 means to compute only one hash of the entire segment)
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=int)</i>
      </dd>
    </dl>
    <dl><dt><b>Returns:</b></dt>
      <dd>
        string of bytes representing the hash of each block, 
        concatenated together
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=str)</i>
      </dd>
    </dl>
    <dl><dt><b>Raises:</b></dt>
      <dd><code><b>IOError</b></code> -
        if the server doesn't support the &quot;check-file&quot; 
        extension, or possibly doesn't support the hash algorithm 
        requested
    </dl>
<p><b>Note:</b> Many (most?) servers don't support this extension yet.
</p>

<p><b>Since:</b> 1.4
</p>

  </dd></dl>
</td></tr></table>

<a name="close"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">close</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>_async</span>=<span class=sig-default>False</span>)</span>
  </h3>
  Close the file. Future read and write operations will fail.
  <dl><dt></dt><dd>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="paramiko.BufferedFile-class.html#close"><code>paramiko.BufferedFile.close</code></a> <i>(inherited documentation)</i>
</dd>
    </dl>
  </dd></dl>
</td></tr></table>

<a name="gettimeout"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">gettimeout</span>(<span class=sig-arg>self</span>)</span>
  </h3>
  Returns the timeout in seconds (as a float) associated with the 
  socket or ssh <a href="paramiko.Channel-class.html" 
  class="link"><code>Channel</code></a> used for this file.
  <dl><dt></dt><dd>
    <dl><dt><b>Returns:</b></dt>
      <dd>
        float
      </dd>
    </dl>
<p><b>See Also:</b> <a href="paramiko.Channel-class.html#gettimeout" 
class="link"><code>Channel.gettimeout</code></a>
</p>

  </dd></dl>
</td></tr></table>

<a name="prefetch"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">prefetch</span>(<span class=sig-arg>self</span>)</span>
  </h3>
  Pre-fetch the remaining contents of this file in anticipation of 
  future <a href="paramiko.BufferedFile-class.html#read" 
  class="link"><code>read</code></a> calls. If reading the entire file, 
  pre-fetching can dramatically improve the download speed by avoiding 
  roundtrip latency. The file's contents are incrementally buffered in a 
  background thread.
  <dl><dt></dt><dd>
<p><b>Since:</b> 1.5.1
</p>

  </dd></dl>
</td></tr></table>

<a name="seek"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">seek</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>offset</span>,
          <span class=sig-arg>whence</span>=<span class=sig-default>0</span>)</span>
  </h3>
  Set the file's current position, like stdio's <code>fseek</code>. 
  Not all file objects support seeking.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>offset</b></code> -
         position to move to within the file, relative to 
        <code>whence</code>.
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=int)</i>
      <dd><code><b>whence</b></code> -
         type of movement: 0 = absolute; 1 = relative to the current 
        position; 2 = relative to the end of the file.
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=int)</i>
      </dd>
    </dl>
    <dl><dt><b>Raises:</b></dt>
      <dd><code><b>IOError</b></code> -
        if the file doesn't support random access.
    </dl>
    <dl><dt><b>Overrides:</b></dt>
      <dd><a href="paramiko.BufferedFile-class.html#seek"><code>paramiko.BufferedFile.seek</code></a> <i>(inherited documentation)</i>
</dd>
    </dl>
<p><b>Note:</b> If a file is opened in append mode (<code>'a'</code> or 
<code>'a+'</code>), any seek operations will be undone at the next write 
(as the file position will move back to the end of the file).
</p>

  </dd></dl>
</td></tr></table>

<a name="set_pipelined"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">set_pipelined</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>pipelined</span>=<span class=sig-default>True</span>)</span>
  </h3>
  <p>Turn on/off the pipelining of write operations to this file. When 
  pipelining is on, paramiko won't wait for the server response after 
  each write operation. Instead, they're collected as they come in. At 
  the first non-write operation (including <a 
  href="paramiko.SFTPFile-class.html#close" 
  class="link"><code>close</code></a>), all remaining server responses 
  are collected. This means that if there was an error with one of your 
  later writes, an exception might be thrown from within <a 
  href="paramiko.SFTPFile-class.html#close" 
  class="link"><code>close</code></a> instead of <a 
  href="paramiko.BufferedFile-class.html#write" 
  class="link"><code>write</code></a>.</p>
  By default, files are <i>not</i> pipelined.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>pipelined</b></code> -
         <code>True</code> if pipelining should be turned on for this 
        file; <code>False</code> otherwise
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=bool)</i>
      </dd>
    </dl>
<p><b>Since:</b> 1.5
</p>

  </dd></dl>
</td></tr></table>

<a name="setblocking"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">setblocking</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>blocking</span>)</span>
  </h3>
  Set blocking or non-blocking mode on the underiying socket or ssh <a 
  href="paramiko.Channel-class.html" 
  class="link"><code>Channel</code></a>.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>blocking</b></code> -
         0 to set non-blocking mode; non-0 to set blocking mode.
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=int)</i>
      </dd>
    </dl>
<p><b>See Also:</b> <a href="paramiko.Channel-class.html#setblocking" 
class="link"><code>Channel.setblocking</code></a>
</p>

  </dd></dl>
</td></tr></table>

<a name="settimeout"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">settimeout</span>(<span class=sig-arg>self</span>,
          <span class=sig-arg>timeout</span>)</span>
  </h3>
  Set a timeout on read/write operations on the underlying socket or 
  ssh <a href="paramiko.Channel-class.html" 
  class="link"><code>Channel</code></a>.
  <dl><dt></dt><dd>
    <dl><dt><b>Parameters:</b></dt>
      <dd><code><b>timeout</b></code> -
         seconds to wait for a pending read/write operation before 
        raising <code>socket.timeout</code>, or <code>None</code> for no 
        timeout
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=float)</i>
      </dd>
    </dl>
<p><b>See Also:</b> <a href="paramiko.Channel-class.html#settimeout" 
class="link"><code>Channel.settimeout</code></a>
</p>

  </dd></dl>
</td></tr></table>

<a name="stat"></a>
<table width="100%" class="func-details" bgcolor="#e0e0e0"><tr><td>
  <h3><span class="sig"><span class="sig-name">stat</span>(<span class=sig-arg>self</span>)</span>
  </h3>
  Retrieve information about this file from the remote system. This is 
  exactly like <a href="paramiko.SFTP-class.html#stat" 
  class="link"><code>SFTP.stat</code></a>, except that it operates on an 
  already-open file.
  <dl><dt></dt><dd>
    <dl><dt><b>Returns:</b></dt>
      <dd>
        an object containing attributes about this file.
        <br /><i>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
        (type=SFTPAttributes)</i>
      </dd>
    </dl>
  </dd></dl>
</td></tr></table>
<br />


<!-- =========== START OF CLASS VARIABLE DETAILS =========== -->
<table class="details" border="1" cellpadding="3" cellspacing="0" width="100%" bgcolor="white">
<tr bgcolor="#70b0f0" class="details">
  <th colspan="2">Class Variable Details</th></tr>
</table>
<table width="100%" class="var-details" bgcolor="#e0e0e0"><tr><td>
<a name="MAX_REQUEST_SIZE"></a>
<h3>MAX_REQUEST_SIZE</h3>
<dl>
  <dt></dt>
  <dd>
    <dl>
      <dt><b>Type:</b></dt>
      <dd>
          <code>int</code>

      </dd>
<span title="32768">      <dt><b>Value:</b></dt>
      <dd><table><tr><td>
<pre class="variable">
32768&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</pre>
        </td></tr></table></dd>
</span>    </dl>
  </dd>
</dl></td></tr></table>
<br />


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