Remove useless 'use crate;' in favor of the crate prelude

Author: cuviper

examples/cpu_monitor.rs

@@ -2,7 +2,6 @@
 extern crate serde_derive;
 
 use docopt::Docopt;
-use rayon;
 use std::io;
 use std::process;
 

rayon-core/src/lib.rs

@@ -64,8 +64,6 @@ pub use self::thread_pool::current_thread_has_pending_tasks;
 pub use self::thread_pool::current_thread_index;
 pub use self::thread_pool::ThreadPool;
 
-use crossbeam_utils;
-use num_cpus;
 use self::registry::{CustomSpawn, DefaultSpawn, ThreadSpawn};
 
 /// Returns the number of threads in the current registry. If this

rayon-core/tests/scope_join.rs

@@ -1,5 +1,3 @@
-use rayon_core;
-
 /// Test that one can emulate join with `scope`:
 fn pseudo_join<F, G>(f: F, g: G)
 where

rayon-demo/src/factorial/mod.rs

@@ -1,10 +1,8 @@
 //! Benchmark Factorial N! = 1×2×⋯×N
 
 use num::{BigUint, One};
-use rayon;
 use rayon::prelude::*;
 use std::ops::Mul;
-use test;
 
 const N: u32 = 9999;
 

rayon-demo/src/fibonacci/mod.rs

@@ -15,8 +15,6 @@
 
 extern crate test;
 
-use rayon;
-
 const N: u32 = 32;
 const FN: u32 = 2_178_309;
 

rayon-demo/src/join_microbench.rs

@@ -1,6 +1,5 @@
 //! Some microbenchmarks that stress test a pure `join` path.
 
-use rayon;
 use rayon::prelude::*;
 use std::usize;
 use test::Bencher;

rayon-demo/src/life/mod.rs

@@ -21,7 +21,6 @@ use std::iter::repeat;
 use std::num::Wrapping;
 use std::sync::Arc;
 use std::thread;
-use time;
 
 use docopt::Docopt;
 use rayon::iter::ParallelBridge;

rayon-demo/src/main.rs

@@ -47,9 +47,6 @@ extern crate winapi; // life
 #[cfg(test)]
 extern crate test;
 
-use rand;
-use rand_xorshift;
-
 const USAGE: &str = "
 Usage: rayon-demo bench
        rayon-demo <demo-name> [ options ]

rayon-demo/src/matmul/bench.rs

@@ -1,5 +1,3 @@
-use test;
-
 const ROW_SIZE: usize = 256;
 
 #[bench]

rayon-demo/src/matmul/mod.rs

@@ -17,7 +17,6 @@ pub struct Args {
 }
 
 use docopt::Docopt;
-use rayon;
 use rayon::prelude::*;
 
 use std::time::Instant;