有一个文本文件内容是这样的：
un Jul 09 15:09:45 2006  LOG - Error E153 - End-stage error in Z2-axis
Sun Jul 09 15:09:46 2006  LOG - Error E162 - End-stage error
Sun Jul 09 15:09:52 2006  LOG - Error E162 - End-stage error (1x)
Sun Jul 09 15:09:52 2006  LOG - Interrupt procedure cancelled by user
Sun Jul 09 15:09:54 2006  LOG - Error E162 - End-stage error
Sun Jul 09 15:10:41 2006  LOG - Interrupt procedure cancelled by user
Sun Jul 09 15:15:43 2006  LOG - SMASTER 32-bit Version 4.0 (271) started on
Sun Jul 09 15:16:34 2006  LOG - MotionSystem ver. 222,  22. 3. 4
Firmware-cfg: Stencillaser 25. 2. 3
Sun Jul 09 15:16:34 2006  LOG - SL 25/2 ver. 0
Sun Jul 09 15:16:34 2006  LOG - Job <default>
……………………….
……………………….
ue Jun 05 09:46:44 2007  LOG - Phase start.
Tue Jun 05 09:49:17 2007  LOG - Phase end 0:02:33
Tue Jun 05 09:49:32 2007  LOG - Phase start.
Tue Jun 05 09:50:41 2007  LOG - Phase end 0:01:09
Tue Jun 05 09:51:03 2007  LOG - Phase start.
Tue Jun 05 09:52:16 2007  LOG - Phase end 0:01:12
Tue Jun 05 09:55:06 2007  LOG - Job <default>
………………..
…………………
假如我想读取2006-7-9 至2007-6-5之间的所有内容，请问要怎么做啊？

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