refactor: remove unused code (#876)

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;
 

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

src/rust/src/info.rs

@@ -1,5 +1,4 @@
 use extendr_api::prelude::*;
-use polars;
 
 #[extendr]
 fn cargo_rpolars_feature_info() -> List {

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;

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,

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;

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;
 

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;

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;

src/rust/src/series.rs

@@ -17,15 +17,14 @@ 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;
 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)]

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;