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fix: Improve error message #19546

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merged 2 commits into from
Nov 1, 2024
Merged

fix: Improve error message #19546

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119e319
fix: Improve error message
ritchie46 Oct 31, 2024
eca59a9
fix test
ritchie46 Nov 1, 2024
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2 changes: 1 addition & 1 deletion py-polars/polars/io/_utils.py
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Original file line number Diff line number Diff line change
Expand Up @@ -266,7 +266,7 @@ def _check_empty(
if context in ("StringIO", "BytesIO") and read_position
else ""
)
msg = f"empty CSV data from {context}{hint}"
msg = f"empty data from {context}{hint}"
raise NoDataError(msg)
return b

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2 changes: 1 addition & 1 deletion py-polars/tests/unit/io/test_csv.py
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Expand Up @@ -141,7 +141,7 @@ def test_csv_null_values() -> None:
# advanced; reading again will raise NoDataError, so we provide a hint
# in the error string about this, suggesting "seek(0)" as a possible fix...
with pytest.raises(
NoDataError, match=r"empty CSV data .* position = 20; try seek\(0\)"
NoDataError, match=r"empty data .* position = 20; try seek\(0\)"
):
pl.read_csv(f)

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