222:1: E302 expected 2 blank lines, found 1
305:29: E126 continuation line over-indented for hanging indent
339:5: E303 too many blank lines (3)
464:9: F401 'Record' imported but unused
146:D202: No blank lines allowed *after* method docstring, found 1
642:D102: Docstring missing
687:D401: First line should be imperative: 'Return', not 'Returns'