[Tutor] help -Global name xxxxxxxx is not definied.

[leon zaat]

Thanks,

adding the self as suggested did the trick. 





> To: tutor at python.org
> From: __peter__ at web.de
> Date: Thu, 9 Aug 2012 14:45:58 +0200
> Subject: Re: [Tutor] help -Global name xxxxxxxx is not definied.
> 
> leon zaat wrote:
> 
> > Hello everyone,
> > 
> > Can anybody help me with this problem.
> > Ik have a program that i' am modifying.
> > 
> > Ik build a function to export data to a csv file. I tried the functions
> > over different parts, that needed to be extracted. The parts on it self
> > worked fine. Now I put all parts in my function. Because there was a
> > sections that was all alike for the parts, i thought to put it in a second
> > function.
> > 
> > This is the code I written:
> 
> >     # schrijven van de records
> 
> >     def schrijfExportRecord():
> >         sql1="";
>           ...
>  
> >     def ExportBestanden(self, event):
> >         ofile=open(r'D:\bestanden\BAG\adrescoordinaten.csv', 'wb')
>           ...
> 
> > When i run the program i got the following message:
> > NameError: global name 'schrijfExportRecord' is not found
> > 
> > What I am doing wrong and how can i fix it?
> 
> Judging from the indentation and the 'self' argument the code you quote is 
> inside a class, e. g.
> 
> class Whatever:
>     def schrijfExportRecord():
>         ...
>     def ExportBestanden(self, event):
>         ...
> 
> This layout makes shrijfExportRecord() a method and you have to
> 
> (1) add a self argument: def schrijfExportRecord(self): ...
> (2) invoke it in other methods as self.schrijfExportRecord()
> 
> Alternatively you can leave it as is and move it out of the class (don't 
> forget to fix the indentation accordingly):
> 
> def schrijfExportRecord():
>     ...
> 
> class Whatever:
>     def ExportBestanden(self, event):
>         ...
> 
> By the way
> 
>     del wpl[:];
> 
> is probably "cargo cult" (the code has no effect) because the list is 
> garbage-collected at the end of the function anyway. Also, in Python you 
> don't need to place a ';' at the end of a statement unless you put multiple 
> statements into one line (which is discouraged).
> 
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