Deduplicate random.randbytes

random.randbytes() is now in random.py

stdlib/src/random.rs

@@ -149,13 +149,5 @@ mod _random {
             };
             Ok(BigInt::from_biguint(sign, uint))
         }
-
-        #[pymethod]
-        fn randbytes(&self, n: usize) -> PyResult<Vec<u8>> {
-            let mut buf = vec![0u8; n];
-            let mut rng = self.rng.lock();
-            rng.fill_bytes(&mut buf);
-            Ok(buf)
-        }
     }
 }