Issue 19107: CSV output of benchmark runner tries to write to binary file (original) (raw)

The perf.py script opens the file for CSV output in binary mode, which no longer works in Py3:

Index: perf.py

--- perf.py (Revision 80409) +++ perf.py (Arbeitskopie) @@ -2443,7 +2448,7 @@ raise ValueError("Invalid output_style: %r" % options.output_style)

 if options.csv:

•    with open(options.csv, "wb") as f:

•    with open(options.csv, "w") as f:
         writer = csv.writer(f)
         writer.writerow(['Benchmark', 'Base', 'Changed'])
         for name, result in results: