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Re: AttributeError Problem

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Subject Re: AttributeError Problem
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> numberOfVertices = int(infile.readline().decode()) # Read the first line from the file
> AttributeError: 'str' object has no attribute 'readline'
...
>     infile = filedialog.askopenfilename()

This is just returning a filename.  You need to open it to get a file
object.  For example:

    infile = filedialog.askopenfilename()
    fd = open(infile)
    ...
    numberOfVertices = int(fd.readline().decode())

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AttributeError Problem animemaiden <animemaiden21@gmail.com> - 2013-04-23 16:41 -0700
  Re: AttributeError Problem animemaiden <animemaiden21@gmail.com> - 2013-04-23 16:42 -0700
  Re: AttributeError Problem Skip Montanaro <skip@pobox.com> - 2013-04-23 19:02 -0500
    Re: AttributeError Problem animemaiden <animemaiden21@gmail.com> - 2013-04-23 17:28 -0700
      Re: AttributeError Problem MRAB <python@mrabarnett.plus.com> - 2013-04-24 02:17 +0100

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