Sorting

See sorted…

Sample

data = ('b', 'c', 'a')
sorted(data)
>>> ['a', 'b', 'c']

key example 1:

from operator import attrgetter
return sorted(result, key=attrgetter('document.document_code'))

key example 2:

def key_issue_document_code(issue):
    return issue.document.document_code

# elsewhere in the code...
return sorted(result, key=key_issue_document_code)