Merge branch 'hotfix' into dev

.gitignore

@@ -15,6 +15,7 @@ true/
 *.parquet
 example_data/*.csv
 example_data/*.nc
+example_data/*.parquet
 *.mm_profdata
 
 src/bin/*

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "peroxide"
-version = "0.32.0"
+version = "0.32.1"
 authors = ["axect <axect@outlook.kr>"]
 edition = "2018"
 description = "Rust comprehensive scientific computation library contains linear algebra, numerical analysis, statistics and machine learning tools with farmiliar syntax"

RELEASES.md

@@ -1,3 +1,9 @@
+# Release 0.32.1 (2022-11-04)
+
+* Make an option for choosing compression method for parquet
+    * At `fuga` : `fn write_parquet(&self, path: &str, compression: CompressionOptions)`
+    * At `prelude` : `fn write_parquet(&self, path:&str)` (Default: `CompressionOptions::Uncompressed`)
+
 # Release 0.32.0 (2022-11-03)
 
 ## DataFrame meets Parquet

src/fuga/mod.rs

@@ -13,7 +13,7 @@
 //! extern crate peroxide;
 //! use peroxide::fuga::*;
 //!
-//! // Then you can use everyting in peroxide.
+//! // Then you can use everything in peroxide.
 //! ```
 //!
 //! # Compare with `prelude`
@@ -103,6 +103,48 @@
 //!     a.solve(&b).print();    // [1, 1]
 //! }
 //! ```
+//!
+//! * DataFrame with Parquet
+//!
+//! ```
+//! extern crate peroxide;
+//! use peroxide::fuga::*;
+//!
+//! fn main() {
+//!     let x = seq(0, 1, 0.1);
+//!     let y = x.fmap(|t| t.powi(2));
+//!
+//!     let mut df = DataFrame::new(vec![]);
+//!     df.push("x", Series::new(x));
+//!     df.push("y", Series::new(y));
+//!
+//!     df.print();
+//!
+//!     # #[cfg(feature="parquet")] {
+//!     df.write_parquet("example_data/test.parquet", CompressionOptions::Uncompressed).unwrap();
+//!     # }
+//! }
+//! ```
+//!
+//! ```
+//! extern crate peroxide;
+//! use peroxide::prelude::*;
+//!
+//! fn main() {
+//!     let x = seq(0, 1, 0.1);
+//!     let y = x.fmap(|t| t.powi(2));
+//!
+//!     let mut df = DataFrame::new(vec![]);
+//!     df.push("x", Series::new(x));
+//!     df.push("y", Series::new(y));
+//!
+//!     df.print();
+//!
+//!     # #[cfg(feature="parquet")] {
+//!     df.write_parquet("example_data/test.parquet").unwrap();
+//!     # }
+//! }
+//! ```
 
 #[allow(unused_imports)]
 pub use crate::macros::{julia_macro::*, matlab_macro::*, r_macro::*};

src/prelude/mod.rs

@@ -99,6 +99,48 @@
 //!     a.solve(&b).print();    // [1, 1]
 //! }
 //! ```
+//!
+//! * DataFrame with Parquet
+//!
+//! ```
+//! extern crate peroxide;
+//! use peroxide::fuga::*;
+//!
+//! fn main() {
+//!     let x = seq(0, 1, 0.1);
+//!     let y = x.fmap(|t| t.powi(2));
+//!
+//!     let mut df = DataFrame::new(vec![]);
+//!     df.push("x", Series::new(x));
+//!     df.push("y", Series::new(y));
+//!
+//!     df.print();
+//!
+//!     # #[cfg(feature="parquet")] {
+//!     df.write_parquet("example_data/test.parquet", CompressionOptions::Uncompressed).unwrap();
+//!     # }
+//! }
+//! ```
+//!
+//! ```
+//! extern crate peroxide;
+//! use peroxide::prelude::*;
+//!
+//! fn main() {
+//!     let x = seq(0, 1, 0.1);
+//!     let y = x.fmap(|t| t.powi(2));
+//!
+//!     let mut df = DataFrame::new(vec![]);
+//!     df.push("x", Series::new(x));
+//!     df.push("y", Series::new(y));
+//!
+//!     df.print();
+//!
+//!     # #[cfg(feature="parquet")] {
+//!     df.write_parquet("example_data/test.parquet").unwrap();
+//!     # }
+//! }
+//! ```
 
 #[allow(unused_imports)]
 pub use crate::macros::{julia_macro::*, matlab_macro::*, r_macro::*};

src/prelude/simpler.rs

@@ -1,5 +1,4 @@
 use std::error::Error;
-use arrow2::io::parquet::write::CompressionOptions;
 use crate::numerical::{
     eigen,
     eigen::{Eigen, EigenMethod::Jacobi},
@@ -8,12 +7,13 @@ use crate::numerical::{
     spline,
     spline::{CubicHermiteSpline, SlopeMethod::Quadratic},
 };
-use crate::prelude::DataFrame;
 use crate::structure::matrix::{self, Matrix};
 use crate::structure::polynomial;
 use crate::traits::math::{Norm, Normed};
 #[cfg(feature="parquet")]
-use crate::structure::dataframe::WithParquet;
+use crate::structure::dataframe::{DataFrame, WithParquet};
+#[cfg(feature="parquet")]
+use arrow2::io::parquet::write::CompressionOptions;
 
 /// Simple Norm
 pub trait SimpleNorm: Normed {