From 702ba8859ab02081916bc2c1d57a6cf7ed51d80c Mon Sep 17 00:00:00 2001
From: eitsupi <50911393+eitsupi@users.noreply.github.com>
Date: Fri, 1 Mar 2024 21:36:50 +0900
Subject: [PATCH] refactor: remove unused code (#876)

---
 src/rust/src/concat.rs                   | 1 -
 src/rust/src/concurrent.rs               | 1 -
 src/rust/src/info.rs                     | 1 -
 src/rust/src/lazy/dataframe.rs           | 1 -
 src/rust/src/lazy/dsl.rs                 | 2 +-
 src/rust/src/rdataframe/mod.rs           | 2 +-
 src/rust/src/rdataframe/read_csv.rs      | 2 +-
 src/rust/src/rdataframe/read_ndjson.rs   | 2 +-
 src/rust/src/rlib.rs                     | 1 -
 src/rust/src/series.rs                   | 3 +--
 src/rust/src/utils/extendr_concurrent.rs | 1 -
 11 files changed, 5 insertions(+), 12 deletions(-)

diff --git a/src/rust/src/concat.rs b/src/rust/src/concat.rs
index 9dd2feca8..22e9e3c1d 100644
--- a/src/rust/src/concat.rs
+++ b/src/rust/src/concat.rs
@@ -5,7 +5,6 @@ use crate::series::RPolarsSeries;
 use extendr_api::prelude::*;
 use polars::lazy::dsl;
 use polars::prelude as pl;
-use polars_core;
 use polars_core::functions as pl_functions;
 use std::result::Result;
 
diff --git a/src/rust/src/concurrent.rs b/src/rust/src/concurrent.rs
index 92b25cae8..56a1bc01d 100644
--- a/src/rust/src/concurrent.rs
+++ b/src/rust/src/concurrent.rs
@@ -8,7 +8,6 @@ use polars::prelude as pl;
 use crate::rdataframe::RPolarsSeries;
 use crate::rpolarserr::*;
 use extendr_api::prelude::*;
-use extendr_api::Conversions;
 use std::result::Result;
 
 // define any possible signature of R lambdas
diff --git a/src/rust/src/info.rs b/src/rust/src/info.rs
index c69653f4e..53d7c2f6e 100644
--- a/src/rust/src/info.rs
+++ b/src/rust/src/info.rs
@@ -1,5 +1,4 @@
 use extendr_api::prelude::*;
-use polars;
 
 #[extendr]
 fn cargo_rpolars_feature_info() -> List {
diff --git a/src/rust/src/lazy/dataframe.rs b/src/rust/src/lazy/dataframe.rs
index 8bed593dd..7cd3d1ec8 100644
--- a/src/rust/src/lazy/dataframe.rs
+++ b/src/rust/src/lazy/dataframe.rs
@@ -3,7 +3,6 @@ use crate::concurrent::{
 };
 use crate::conversion::strings_to_smartstrings;
 
-use crate::lazy::dsl::RPolarsExpr;
 use crate::lazy::dsl::*;
 
 use crate::rdataframe::RPolarsDataFrame as RDF;
diff --git a/src/rust/src/lazy/dsl.rs b/src/rust/src/lazy/dsl.rs
index 6acfe0a9b..6526022fb 100644
--- a/src/rust/src/lazy/dsl.rs
+++ b/src/rust/src/lazy/dsl.rs
@@ -13,7 +13,7 @@ use crate::utils::wrappers::null_to_opt;
 use crate::utils::{r_error_list, r_ok_list, r_result_list, robj_to_binary_vec};
 use crate::utils::{try_f64_into_i64, try_f64_into_u32, try_f64_into_usize};
 use crate::CONFIG;
-use extendr_api::{extendr, prelude::*, rprintln, Deref, DerefMut, Rinternals};
+use extendr_api::{extendr, prelude::*, rprintln, Deref, DerefMut};
 use pl::PolarsError as pl_error;
 use pl::{
     BinaryNameSpaceImpl, Duration, DurationMethods, IntoSeries, RollingGroupOptions, SetOperation,
diff --git a/src/rust/src/rdataframe/mod.rs b/src/rust/src/rdataframe/mod.rs
index 493456906..501626fa6 100644
--- a/src/rust/src/rdataframe/mod.rs
+++ b/src/rust/src/rdataframe/mod.rs
@@ -1,4 +1,4 @@
-use extendr_api::{extendr, prelude::*, rprintln, Rinternals};
+use extendr_api::{extendr, prelude::*, rprintln};
 use polars::prelude::{self as pl, IntoLazy, SerWriter};
 use std::result::Result;
 pub mod read_csv;
diff --git a/src/rust/src/rdataframe/read_csv.rs b/src/rust/src/rdataframe/read_csv.rs
index c6e0d95d7..53201a469 100644
--- a/src/rust/src/rdataframe/read_csv.rs
+++ b/src/rust/src/rdataframe/read_csv.rs
@@ -9,7 +9,7 @@ use polars::io::RowIndex;
 
 //use crate::utils::wrappers::*;
 use crate::utils::wrappers::{null_to_opt, Wrap};
-use extendr_api::{extendr, prelude::*, Rinternals};
+use extendr_api::{extendr, prelude::*};
 use polars::prelude as pl;
 use std::result::Result;
 
diff --git a/src/rust/src/rdataframe/read_ndjson.rs b/src/rust/src/rdataframe/read_ndjson.rs
index c6fe2a736..186e5421b 100644
--- a/src/rust/src/rdataframe/read_ndjson.rs
+++ b/src/rust/src/rdataframe/read_ndjson.rs
@@ -6,7 +6,7 @@ use crate::rpolarserr::*;
 use polars::io::RowIndex;
 
 //use crate::utils::wrappers::*;
-use extendr_api::{extendr, prelude::*, Rinternals};
+use extendr_api::{extendr, prelude::*};
 use polars::prelude as pl;
 use polars::prelude::LazyFileListReader;
 use std::result::Result;
diff --git a/src/rust/src/rlib.rs b/src/rust/src/rlib.rs
index 8a69d2ec0..c4894d7ad 100644
--- a/src/rust/src/rlib.rs
+++ b/src/rust/src/rlib.rs
@@ -1,7 +1,6 @@
 use crate::lazy::dsl::{RPolarsExpr, RPolarsProtoExprArray};
 use crate::rdataframe::RPolarsDataFrame;
 use crate::robj_to;
-use crate::rpolarserr::{rdbg, RResult};
 use crate::series::RPolarsSeries;
 use crate::utils::extendr_concurrent::{ParRObj, ThreadCom};
 use crate::utils::robj_to_rchoice;
diff --git a/src/rust/src/series.rs b/src/rust/src/series.rs
index bcfcd5caf..89ceae3ff 100644
--- a/src/rust/src/series.rs
+++ b/src/rust/src/series.rs
@@ -17,7 +17,7 @@ use crate::rpolarserr::RResult;
 use crate::utils::wrappers::null_to_opt;
 use crate::utils::{r_error_list, r_result_list};
 
-use extendr_api::{extendr, prelude::*, rprintln, Rinternals};
+use extendr_api::{extendr, prelude::*, rprintln};
 use pl::SeriesMethods;
 use polars::datatypes::*;
 use polars::prelude as pl;
@@ -25,7 +25,6 @@ use polars::prelude::ArgAgg;
 use polars::prelude::IntoSeries;
 pub const R_INT_NA_ENC: i32 = -2147483648;
 use crate::rpolarserr::polars_to_rpolars_err;
-use std::convert::TryInto;
 use std::result::Result;
 
 #[derive(Debug, Clone)]
diff --git a/src/rust/src/utils/extendr_concurrent.rs b/src/rust/src/utils/extendr_concurrent.rs
index 64ca6c183..7ce95ab8d 100644
--- a/src/rust/src/utils/extendr_concurrent.rs
+++ b/src/rust/src/utils/extendr_concurrent.rs
@@ -4,7 +4,6 @@ use extendr_api::prelude::*;
 use std::sync::RwLock;
 use std::thread;
 
-use flume;
 use flume::{Receiver, Sender};
 
 pub use state::InitCell;