[Twisted-Python] multiline log entries

[exarkun at twistedmatrix.com]

On 02:30 pm, petshmidt at googlemail.com wrote:
>Hello!
>
>Is it possible to print multiline debug messages into log?
>
>If print a query it looks like this
>
>
>2010-05-06 10:10:07 [HTTPChannel,0,192.168.2.15] 
>SELECT *
>2010-05-06 10:10:07 [HTTPChannel,0,192.168.2.15]
>FROM foo AS a
>2010-05-06 10:10:07 [HTTPChannel,0,192.168.2.15]
>JOIN bar AS b ON a.id = b.id
>2010-05-06 10:10:07 [HTTPChannel,0,192.168.2.15]
>WHERE a.id = 1
>2010-05-06 10:10:07 [HTTPChannel,0,192.168.2.15]
>ORDER BY id DESC
>2010-05-06 10:10:07 [HTTPChannel,0,192.168.2.15] 
>LIMIT 1;
>
>
>it would be more practical to have only the query without timestamp on
>other things

Use log.msg, instead.  `print` integration is meant as a debugging aid, 
not a general logging facility.

  >>> from twisted.python.log import startLogging
  >>> from sys import stdout
  >>> startLogging(stdout)
  2010-05-06 10:36:41-0400 [-] Log opened.
  2010-05-06 10:36:41-0400 [-] <twisted.python.log.FileLogObserver 
instance at 0xb766424c>
  >>> from twisted.python.log import msg
  >>> print 'hello\nworld'
  2010-05-06 10:36:50-0400 [-] hello
  2010-05-06 10:36:50-0400 [-] world
  >>> msg('hello\nworld')
  2010-05-06 10:36:54-0400 [-] hello
          world
  >>>
Jean-Paul