Beginner Q: What does the double underscore __ mean?

Newsgroups	comp.lang.python
Date	2012-09-09 04:03 -0700
Message-ID	<3dcd70d0-17b5-40a4-803a-eed66639b6e7@googlegroups.com> (permalink)
Subject	Beginner Q: What does the double underscore __ mean?
From	StarPilgrim <aaronpil@gmail.com>

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Hi all,
Brand new to python. I was wondering what the __ underscore means?
For example, there is a line of code:

__name__=='__main__'


and I don't know what the double underscore is used for.

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Beginner Q: What does the double underscore __ mean? StarPilgrim <aaronpil@gmail.com> - 2012-09-09 04:03 -0700
  Re: Beginner Q: What does the double underscore __ mean? Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-09 12:23 +0100
  Re: Beginner Q: What does the double underscore __ mean? Dave Angel <davea@dejaviewphoto.com> - 2012-09-09 08:39 -0400
    Re: Beginner Q: What does the double underscore __ mean? hamilton <hamilton@nothere.com> - 2012-09-09 10:04 -0600
      Re: Beginner Q: What does the double underscore __ mean? Dave Angel <d@davea.name> - 2012-09-09 16:54 -0400
      Re: Beginner Q: What does the double underscore __ mean? Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-09-09 22:05 +0000
  Re: Beginner Q: What does the double underscore __ mean? Bryan <bryanjugglercryptographer@yahoo.com> - 2012-09-09 22:38 -0700

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