[Bugs] #1663 UNSP: sugar-base: pylint / PEP8 cleanups

[Sugar Labs Bugs]

#1663: sugar-base: pylint / PEP8 cleanups
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    Reporter:  sascha_silbe               |          Owner:  sascha_silbe     
        Type:  task                       |         Status:  new              
    Priority:  Unspecified by Maintainer  |      Milestone:  0.88             
   Component:  sugar                      |        Version:  Git as of bugdate
    Severity:  Trivial                    |       Keywords:  r?               
Distribution:  Unspecified                |   Status_field:  Assigned         
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 A small set of pylint / PEP8 fixes for sugar-base.
 Tested on Debian squeeze, no new Tracebacks or other unusual behaviour.

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Ticket URL: <http://bugs.sugarlabs.org/ticket/1663>
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