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| 54 | <H1><A NAME="SECTION004900000000000000000"> |
| 55 | 2.9 <tt class="module">autoGIL</tt> -- |
| 56 | Global Interpreter Lock handling in event loops</A> |
| 57 | </H1> |
| 58 | |
| 59 | <P> |
| 60 | <A NAME="module-autoGIL"></A> |
| 61 | <p class="availability">Availability: <span |
| 62 | class="platform">Macintosh</span>.</p> |
| 63 | |
| 64 | <P> |
| 65 | The <tt class="module">autoGIL</tt> module provides a function <tt class="function">installAutoGIL</tt> that |
| 66 | automatically locks and unlocks Python's Global Interpreter Lock |
| 67 | when running an event loop. |
| 68 | |
| 69 | <P> |
| 70 | <dl><dt><b><span class="typelabel">exception</span> <tt id='l2h-135' xml:id='l2h-135' class="exception">AutoGILError</tt></b></dt> |
| 71 | <dd> |
| 72 | Raised if the observer callback cannot be installed, for example because |
| 73 | the current thread does not have a run loop. |
| 74 | </dd></dl> |
| 75 | |
| 76 | <P> |
| 77 | <dl><dt><table cellpadding="0" cellspacing="0"><tr valign="baseline"> |
| 78 | <td><nobr><b><tt id='l2h-136' xml:id='l2h-136' class="function">installAutoGIL</tt></b>(</nobr></td> |
| 79 | <td><var></var>)</td></tr></table></dt> |
| 80 | <dd> |
| 81 | Install an observer callback in the event loop (CFRunLoop) for the |
| 82 | current thread, that will lock and unlock the Global Interpreter Lock |
| 83 | (GIL) at appropriate times, allowing other Python threads to run while |
| 84 | the event loop is idle. |
| 85 | |
| 86 | <P> |
| 87 | Availability: OSX 10.1 or later. |
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| 126 | <span class="release-info">Release 2.4.2, documentation updated on 28 September 2005.</span> |
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