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Lock stdout for performance

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Guillem Borrell 2022-11-19 15:46:38 +00:00
parent d1b3381072
commit e1690a49ed
1 changed files with 1 additions and 1 deletions
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src/sql.rs
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@ -13,5 +13,5 @@ pub fn load_csv_from_stdin() -> PolarsResult<DataFrame> {
/// Take a Polars Dataframe and write it as CSV to stdout
pub fn dump_csv_to_stdout(df: &mut DataFrame) -> Result<(), PolarsError> {
CsvWriter::new(io::stdout()).finish(df)
CsvWriter::new(io::stdout().lock()).finish(df)
}