pitrou commented on a change in pull request #10321: URL: https://github.com/apache/arrow/pull/10321#discussion_r640038839
########## File path: python/pyarrow/tests/test_csv.py ########## @@ -52,18 +52,20 @@ def generate_col_names(): yield first + second -def make_random_csv(num_cols=2, num_rows=10, linesep='\r\n'): +def make_random_csv(num_cols=2, num_rows=10, linesep='\r\n', write_names=True): arr = np.random.RandomState(42).randint(0, 1000, size=(num_cols, num_rows)) - col_names = list(itertools.islice(generate_col_names(), num_cols)) csv = io.StringIO() - csv.write(",".join(col_names)) + if write_names: + col_names = list(itertools.islice(generate_col_names(), num_cols)) + csv.write(",".join(col_names)) csv.write(linesep) for row in arr.T: csv.write(",".join(map(str, row))) csv.write(linesep) csv = csv.getvalue().encode() columns = [pa.array(a, type=pa.int64()) for a in arr] - expected = pa.Table.from_arrays(columns, col_names) + expected = pa.Table.from_arrays( + columns, col_names) if write_names else None Review comment: Well, the test should ensure that the column names are the same. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org