remove csv dependency for csv-write

Cargo.toml

@@ -133,7 +133,7 @@ io_csv = ["io_csv_read", "io_csv_write"]
 io_csv_async = ["io_csv_read_async"]
 io_csv_read = ["csv", "lexical-core"]
 io_csv_read_async = ["csv-async", "lexical-core", "futures"]
-io_csv_write = ["csv", "csv-core", "streaming-iterator", "lexical-core"]
+io_csv_write = ["csv-core", "streaming-iterator", "lexical-core"]
 io_json = ["serde", "serde_json", "streaming-iterator", "fallible-streaming-iterator", "indexmap", "lexical-core"]
 io_ipc = ["arrow-format"]
 io_ipc_write_async = ["io_ipc", "futures"]

src/io/csv/mod.rs

@@ -7,7 +7,7 @@ mod read_utils;
 #[cfg(any(feature = "io_csv_read_async", feature = "io_csv_read"))]
 mod utils;
 
-#[cfg(any(feature = "io_csv_read", feature = "io_csv_write"))]
+#[cfg(feature = "io_csv_read")]
 impl From<csv::Error> for ArrowError {
     fn from(error: csv::Error) -> Self {
         ArrowError::External("".to_string(), Box::new(error))

src/io/csv/write/mod.rs

@@ -5,9 +5,6 @@ use super::super::iterator::StreamingIterator;
 
 use std::io::Write;
 
-// re-export necessary public APIs from csv
-pub use csv::{ByteRecord, WriterBuilder};
-
 pub use serialize::*;
 
 use crate::array::Array;