Kiota python generator code to set error_map uses undefined variable

[mikekistler]

Follow-on to issue microsoft/kiota-http-python#32, I created a 400 response with the same content as the default response and regenerated the client. Now the code for SortAndFilterRequestBuilder::get does not build as it contains an undefined variable o_data_error:

[baywet]

Thanks for reporting this. This is caused because the value is hardcoded instead of reading the "namespace" name from the code DOM.
I had left a comment on a recent PR after it was merged for it to be fixed.
@samwelkanda can you fix this when you have a couple of minutes?