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Update to polars 0.16 (#4013)

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* update to polars 0.16

* enabled features for polars
This commit is contained in:
Fernando Herrera
2021-09-15 20:10:12 +01:00
committed by GitHub
parent cc3653cfd9
commit c164ef5489
6 changed files with 172 additions and 109 deletions
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6
crates/nu-command/Cargo.toml
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@ -104,9 +104,9 @@ zip = { version="0.5.9", optional=true }
digest = "0.9.0"
[dependencies.polars]
version = "0.15.1"
version = "0.16.0"
optional = true
features = ["parquet", "json", "random", "pivot", "strings", "is_in", "temporal"]
features = ["parquet", "json", "random", "pivot", "strings", "is_in", "temporal", "cum_agg", "rolling_window"]
[target.'cfg(unix)'.dependencies]
umask = "1.0.0"
@ -141,4 +141,4 @@ dataframe = ["nu-protocol/dataframe", "polars"]
fetch = ["reqwest", "tokio"]
post = ["reqwest", "tokio"]
sys = ["sysinfo"]
ps = ["sysinfo"]
ps = ["sysinfo"]

13
crates/nu-command/src/commands/dataframe/open.rs
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@ -8,7 +8,7 @@ use nu_protocol::{
};
use nu_source::Tagged;
use polars::prelude::{CsvEncoding, CsvReader, JsonReader, ParquetReader, PolarsError, SerReader};
use polars::prelude::{CsvEncoding, CsvReader, JsonReader, ParquetReader, SerReader};
use std::fs::File;
pub struct DataFrame;
@ -206,15 +206,6 @@ fn from_csv(args: CommandArgs) -> Result<polars::prelude::DataFrame, ShellError>
match csv_reader.finish() {
Ok(df) => Ok(df),
Err(e) => match e {
PolarsError::Other(_) => Err(ShellError::labeled_error_with_secondary(
"Schema error",
"Error with the inferred schema",
&file.tag.span,
"You can use the argument 'infer_schema' with a number of rows large enough to better infer the schema",
&file.tag.span,
)),
_ => Err(parse_polars_error::<&str>(&e, &file.tag.span, None)),
},
Err(e) => Err(parse_polars_error::<&str>(&e, &file.tag.span, None)),
}
}

6
crates/nu-command/src/commands/dataframe/series/cumulative.rs
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@ -101,9 +101,9 @@ fn command(mut args: CommandArgs) -> Result<OutputStream, ShellError> {
let cum_type = CumType::from_str(&cum_type.item, &cum_type.tag.span)?;
let mut res = match cum_type {
CumType::Max => series.cum_max(reverse),
CumType::Min => series.cum_min(reverse),
CumType::Sum => series.cum_sum(reverse),
CumType::Max => series.cummax(reverse),
CumType::Min => series.cummin(reverse),
CumType::Sum => series.cumsum(reverse),
};
let name = format!("{}_{}", series.name(), cum_type.to_str());

3
crates/nu-command/src/commands/dataframe/utils.rs
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@ -53,13 +53,12 @@ pub(crate) fn parse_polars_error<T: AsRef<str>>(
PolarsError::DataTypeMisMatch(_) => "Data Type Mismatch",
PolarsError::NotFound(_) => "Not Found",
PolarsError::ShapeMisMatch(_) => "Shape Mismatch",
PolarsError::Other(_) => "Other",
PolarsError::ComputeError(_) => "Computer error",
PolarsError::OutOfBounds(_) => "Out Of Bounds",
PolarsError::NoSlice => "No Slice",
PolarsError::NoData(_) => "No Data",
PolarsError::ValueError(_) => "Value Error",
PolarsError::MemoryNotAligned => "Memory Not Aligned",
PolarsError::ParquetError(_) => "Parquet Error",
PolarsError::RandError(_) => "Rand Error",
PolarsError::HasNullValues(_) => "Has Null Values",
PolarsError::UnknownSchema(_) => "Unknown Schema",

2
crates/nu-protocol/Cargo.toml
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@ -32,7 +32,7 @@ serde_yaml = "0.8.16"
toml = "0.5.8"
[dependencies.polars]
version = "0.15.1"
version = "0.16.0"
optional = true
features = ["default", "serde", "rows", "strings", "checked_arithmetic", "object", "dtype-duration-ns"]