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Joe Gregorio66212032012-06-14 09:10:14 -04001<?xml version="1.0" encoding="ascii"?>
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37 <a href="oauth2client-module.html">Package&nbsp;oauth2client</a> ::
38 <a href="oauth2client.locked_file-module.html">Module&nbsp;locked_file</a> ::
39 Class&nbsp;LockedFile
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55<!-- ==================== CLASS DESCRIPTION ==================== -->
56<h1 class="epydoc">Class LockedFile</h1><p class="nomargin-top"><span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile">source&nbsp;code</a></span></p>
57<center>
Joe Gregorio746096f2012-06-15 10:53:36 -040058<center> <map id="class_hierarchy_for_lockedfile" name="class_hierarchy_for_lockedfile">
59<area shape="rect" href="oauth2client.locked_file.LockedFile-class.html" title="LockedFile" alt="" coords="5,5,88,32"/>
Joe Gregorio66212032012-06-14 09:10:14 -040060</map>
Joe Gregorio746096f2012-06-15 10:53:36 -040061 <img src="class_hierarchy_for_lockedfile.gif" alt='' usemap="#class_hierarchy_for_lockedfile" ismap="ismap" class="graph-without-title" />
Joe Gregorio66212032012-06-14 09:10:14 -040062</center>
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64<hr />
65<pre class="literalblock">
66Represent a file that has exclusive access.
67
68</pre>
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Joe Gregoriof4839b02012-09-06 13:47:24 -040093 <td><span class="summary-sig"><a href="oauth2client.locked_file.LockedFile-class.html#__init__" class="summary-sig-name">__init__</a>(<span class="summary-sig-arg">self</span>,
94 <span class="summary-sig-arg">filename</span>,
95 <span class="summary-sig-arg">mode</span>,
96 <span class="summary-sig-arg">fallback_mode</span>,
97 <span class="summary-sig-arg">use_native_locking</span>=<span class="summary-sig-default">True</span>)</span><br />
Joe Gregorio66212032012-06-14 09:10:14 -040098 Construct a LockedFile.</td>
99 <td align="right" valign="top">
Joe Gregoriof4839b02012-09-06 13:47:24 -0400100 <span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.__init__">source&nbsp;code</a></span>
Joe Gregorio66212032012-06-14 09:10:14 -0400101
102 </td>
103 </tr>
104 </table>
105
106 </td>
107 </tr>
108<tr>
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110 <span class="summary-type">&nbsp;</span>
111 </td><td class="summary">
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113 <tr>
114 <td><span class="summary-sig"><a name="filename"></a><span class="summary-sig-name">filename</span>(<span class="summary-sig-arg">self</span>)</span><br />
115 Return the filename we were constructed with.</td>
116 <td align="right" valign="top">
117 <span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.filename">source&nbsp;code</a></span>
118
119 </td>
120 </tr>
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122
123 </td>
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125<tr>
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127 <span class="summary-type">&nbsp;</span>
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129 <table width="100%" cellpadding="0" cellspacing="0" border="0">
130 <tr>
131 <td><span class="summary-sig"><a name="file_handle"></a><span class="summary-sig-name">file_handle</span>(<span class="summary-sig-arg">self</span>)</span><br />
132 Return the file_handle to the opened file.</td>
133 <td align="right" valign="top">
134 <span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.file_handle">source&nbsp;code</a></span>
135
136 </td>
137 </tr>
138 </table>
139
140 </td>
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144 <span class="summary-type">&nbsp;</span>
145 </td><td class="summary">
146 <table width="100%" cellpadding="0" cellspacing="0" border="0">
147 <tr>
148 <td><span class="summary-sig"><a name="is_locked"></a><span class="summary-sig-name">is_locked</span>(<span class="summary-sig-arg">self</span>)</span><br />
149 Return whether we successfully locked the file.</td>
150 <td align="right" valign="top">
151 <span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.is_locked">source&nbsp;code</a></span>
152
153 </td>
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156
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164 <tr>
165 <td><span class="summary-sig"><a href="oauth2client.locked_file.LockedFile-class.html#open_and_lock" class="summary-sig-name">open_and_lock</a>(<span class="summary-sig-arg">self</span>,
166 <span class="summary-sig-arg">timeout</span>=<span class="summary-sig-default">0</span>,
167 <span class="summary-sig-arg">delay</span>=<span class="summary-sig-default">0.05</span>)</span><br />
168 Open the file, trying to lock it.</td>
169 <td align="right" valign="top">
170 <span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.open_and_lock">source&nbsp;code</a></span>
171
172 </td>
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175
176 </td>
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183 <tr>
184 <td><span class="summary-sig"><a name="unlock_and_close"></a><span class="summary-sig-name">unlock_and_close</span>(<span class="summary-sig-arg">self</span>)</span><br />
185 Unlock and close a file.</td>
186 <td align="right" valign="top">
187 <span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.unlock_and_close">source&nbsp;code</a></span>
188
189 </td>
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192
193 </td>
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197 <p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
198 <code>__delattr__</code>,
199 <code>__format__</code>,
200 <code>__getattribute__</code>,
201 <code>__hash__</code>,
202 <code>__new__</code>,
203 <code>__reduce__</code>,
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205 <code>__repr__</code>,
206 <code>__setattr__</code>,
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208 <code>__str__</code>,
209 <code>__subclasshook__</code>
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233 <p class="indent-wrapped-lines"><b>Inherited from <code>object</code></b>:
234 <code>__class__</code>
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Joe Gregoriof4839b02012-09-06 13:47:24 -0400264 <h3 class="epydoc"><span class="sig"><span class="sig-name">__init__</span>(<span class="sig-arg">self</span>,
265 <span class="sig-arg">filename</span>,
266 <span class="sig-arg">mode</span>,
267 <span class="sig-arg">fallback_mode</span>,
268 <span class="sig-arg">use_native_locking</span>=<span class="sig-default">True</span>)</span>
Joe Gregorio66212032012-06-14 09:10:14 -0400269 <br /><em class="fname">(Constructor)</em>
270 </h3>
271 </td><td align="right" valign="top"
Joe Gregoriof4839b02012-09-06 13:47:24 -0400272 ><span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.__init__">source&nbsp;code</a></span>&nbsp;
Joe Gregorio66212032012-06-14 09:10:14 -0400273 </td>
274 </tr></table>
275
276 <pre class="literalblock">
277Construct a LockedFile.
278
279Args:
280 filename: string, The path of the file to open.
281 mode: string, The mode to try to open the file with.
282 fallback_mode: string, The mode to use if locking fails.
Joe Gregoriobf14cef2012-06-22 15:26:16 -0400283 use_native_locking: bool, Whether or not fcntl/win32 locking is used.
Joe Gregorio66212032012-06-14 09:10:14 -0400284
285</pre>
286 <dl class="fields">
Joe Gregorio1b425aa2012-08-24 12:04:34 -0400287 <dt>Decorators:</dt>
288 <dd><ul class="nomargin-top">
289 <li><code>@util.positional(4)</code></li>
290 </ul></dd>
Joe Gregorio66212032012-06-14 09:10:14 -0400291 <dt>Overrides:
292 object.__init__
293 </dt>
294 </dl>
295</td></tr></table>
296</div>
297<a name="open_and_lock"></a>
298<div>
299<table class="details" border="1" cellpadding="3"
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301<tr><td>
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303 <tr valign="top"><td>
304 <h3 class="epydoc"><span class="sig"><span class="sig-name">open_and_lock</span>(<span class="sig-arg">self</span>,
305 <span class="sig-arg">timeout</span>=<span class="sig-default">0</span>,
306 <span class="sig-arg">delay</span>=<span class="sig-default">0.05</span>)</span>
307 </h3>
308 </td><td align="right" valign="top"
309 ><span class="codelink"><a href="oauth2client.locked_file-pysrc.html#LockedFile.open_and_lock">source&nbsp;code</a></span>&nbsp;
310 </td>
311 </tr></table>
312
313 <pre class="literalblock">
314Open the file, trying to lock it.
315
316Args:
317 timeout: float, The number of seconds to try to acquire the lock.
318 delay: float, The number of seconds to wait between retry attempts.
319
320Raises:
321 AlreadyLockedException: if the lock is already acquired.
322 IOError: if the open fails.
323
324</pre>
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Joe Gregoriod67010d2012-11-05 08:57:06 -0500353 Generated by Epydoc 3.0.1 on Mon Nov 5 08:53:57 2012
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