diff --git a/src/buffer.rs b/src/buffer.rs
index 26cacded..047e99b8 100644
--- a/src/buffer.rs
+++ b/src/buffer.rs
@@ -566,7 +566,7 @@ impl_element!(f32, Float);
 impl_element!(f64, Float);
 
 
-//#[cfg(test)]
+#[cfg(test)]
 mod test {
     use std;
     use python::{Python};
diff --git a/src/err.rs b/src/err.rs
index 019c1312..0881a9e0 100644
--- a/src/err.rs
+++ b/src/err.rs
@@ -4,7 +4,7 @@ use std::os::raw::c_char;
 use libc;
 
 use ffi;
-use python::{ToPythonPointer, IntoPythonPointer, Python, Park, Unpark, PyDowncastInto};
+use python::{ToPythonPointer, IntoPythonPointer, Python, Park, PyDowncastInto};
 use objects::{PyObject, PyObjectPtr, PyType, PyTypePtr, exc};
 use native::PyNativeObject;
 use typeob::{PyTypeObject};
diff --git a/src/objects/exc.rs b/src/objects/exc.rs
index 89e071af..f39a7f5b 100644
--- a/src/objects/exc.rs
+++ b/src/objects/exc.rs
@@ -11,7 +11,6 @@ use std::ffi::CStr;
 use ffi;
 use python::{Python, ToPythonPointer, Park};
 use err::PyResult;
-use native::PyNativeObject;
 use super::{PyTuple, PyType, PyTypePtr};
 
 macro_rules! exc_type(
diff --git a/src/pointers.rs b/src/pointers.rs
index bde0d135..bed1bd94 100644
--- a/src/pointers.rs
+++ b/src/pointers.rs
@@ -6,7 +6,7 @@ use std::ops::{Deref, DerefMut};
 use std::convert::{AsRef, AsMut};
 
 use ffi;
-use err::{PyErr, PyResult, PyDowncastError};
+use err::{PyResult, PyDowncastError};
 use conversion::{ToPyObject, IntoPyObject};
 use objects::{PyObject, PyObjectPtr};
 use python::{Python, ToPythonPointer, IntoPythonPointer};