pitrou commented on a change in pull request #10794:
URL: https://github.com/apache/arrow/pull/10794#discussion_r699493243
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File path: python/pyarrow/tests/test_csv.py
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@@ -321,156 +322,31 @@ def test_write_options():
opts.validate()
-class BaseTestCSV:
- """Common tests which are shared by streaming and non streaming readers"""
-
- def base_row_number_offset_in_errors(self, use_threads, read_bytes,
- num_blocks=3):
- """
- num_blocks is a temporary work around because streaming reader does
- not get schema from first non empty block
- """
-
- # Row numbers are only correctly counted in serial reads
- def format_msg(msg_format, row, *args):
- if use_threads:
- row_info = ""
- else:
- row_info = "Row #{}: ".format(row)
- return msg_format.format(row_info, *args)
-
- csv, _ = make_random_csv(4, 100, write_names=True)
-
- read_options = ReadOptions()
- read_options.block_size = len(csv) / num_blocks
- convert_options = ConvertOptions()
- convert_options.column_types = {"a": pa.int32()}
-
- # Test without skip_rows and column names in the csv
- csv_bad_columns = csv + b"1,2\r\n"
- message_columns = format_msg("{}Expected 4 columns, got 2", 102)
- with pytest.raises(pa.ArrowInvalid, match=message_columns):
- read_bytes(csv_bad_columns, read_options=read_options,
- convert_options=convert_options)
-
- csv_bad_type = csv + b"a,b,c,d\r\n"
- message_value = format_msg(
- "In CSV column #0: {}"
- "CSV conversion error to int32: invalid value 'a'",
- 102, csv)
- with pytest.raises(pa.ArrowInvalid, match=message_value):
- read_bytes(csv_bad_type, read_options=read_options,
- convert_options=convert_options)
-
- long_row = (b"this is a long row" * 15) + b",3\r\n"
- csv_bad_columns_long = csv + long_row
- message_long = format_msg("{}Expected 4 columns, got 2: {} ...", 102,
- long_row[0:96].decode("utf-8"))
- with pytest.raises(pa.ArrowInvalid, match=message_long):
- read_bytes(csv_bad_columns_long, read_options=read_options,
- convert_options=convert_options)
[email protected](params=[True, False], ids=['threaded', 'serial'])
+def use_threads(request):
+ return request.param
Review comment:
Thank you very much @n3world !
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