Consistent __future__ imports

tests/test_raw.py

@@ -12,6 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+from __future__ import absolute_import, division, print_function
+
 from binascii import hexlify, unhexlify
 from nacl import c
 import hashlib

tests/test_secret.py

@@ -11,6 +11,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
+from __future__ import absolute_import, division, print_function
+
 import binascii
 import pytest
 

tests/test_signing.py

@@ -11,7 +11,8 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
-from __future__ import division
+
+from __future__ import absolute_import, division, print_function
 
 import binascii
 import codecs

tests/test_utils.py

@@ -11,6 +11,9 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+
+from __future__ import absolute_import, division, print_function
+
 import nacl.utils