Added column name and COLUMN_SEPARATOR as a parameter in export_pipeline function

[parthiv11]

Context of the issue

Added column name and COLUMN_SEPARATOR dynamically through parameter in export_pipeline function

We will get more specified output of pipleline

Expected result

[describe what you would expect to have resulted from this process]

Current result

Possible fix

format string with parameter in function and set 'target' and ',' (comma) as default value