clean up; upd version

Cargo.toml

@@ -1,7 +1,7 @@
 
 [package]
 name = "sourmash_plugin_directsketch"
-version = "0.2.0"
+version = "0.2.1"
 edition = "2021"
 
 [lib]

src/directsketch.rs

@@ -14,7 +14,6 @@ use std::sync::Arc;
 use tokio::fs::File;
 use tokio::io::{AsyncWriteExt, BufWriter};
 use tokio::sync::Semaphore;
-use tokio::time::Duration;
 use tokio_util::compat::Compat;
 
 use pyo3::prelude::*;
@@ -615,11 +614,8 @@ pub async fn download_and_sketch(
     handles.push(failures_handle);
 
     // // Worker tasks
-    // let client = Client::new();
     let semaphore = Arc::new(Semaphore::new(3)); // Limiting concurrent downloads
     let client = Arc::new(Client::new());
-    // let semaphore = Arc::new(Semaphore::new(3)); // Allows up to 3 concurrent tasks
-    let mut interval = tokio::time::interval(Duration::from_secs(1));
 
     // Open the file containing the accessions synchronously
     let (accession_info, n_accs) = load_accession_info(input_csv)?;
@@ -643,7 +639,6 @@ pub async fn download_and_sketch(
 
     for (i, accinfo) in accession_info.into_iter().enumerate() {
         py.check_signals()?; // If interrupted, return an Err automatically
-        // interval.tick().await; // Wait for the next interval tick before continuing
         let semaphore_clone = Arc::clone(&semaphore);
         let client_clone = Arc::clone(&client);
         let send_sigs = send_sigs.clone();