polars-io 0.26.1

IO related logic for the Polars DataFrame library
Documentation 
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//! tests that require parsing a csv
//!

use polars_core::prelude::*;

use crate::csv::CsvReader;
use crate::SerReader;

#[test]
fn test_filter() -> PolarsResult<()> {
    let path = "../../examples/datasets/foods1.csv";
    let df = CsvReader::from_path(path)?.finish()?;

    let out = df.filter(&df.column("fats_g")?.gt(4)?)?;

    // this fails if all columns are not equal.
    dbg!(out);

    Ok(())
}