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{ "problemMatcher": [ { "owner": "flake8-error", "severity": "error", "pattern": [ { "regexp": "^([^:]+):(\\d+):(\\d+):\\s+([DCFNWE]\\d+\\s+.+)$", "file": 1, "line": 2, "column": 3, "message": 4 } ] } ] }