Merge branch 'master' into msgpack-alimanfoo-20181106

Author: alimanfoo

.travis.yml

@@ -23,7 +23,6 @@ matrix:
 install:
   - pip install -U tox-travis coveralls pip setuptools wheel
   - python setup.py build_ext --inplace
-  - pip freeze
 
 script:
   - tox

numcodecs/tests/common.py

@@ -187,7 +187,6 @@ def check_backwards_compatibility(codec_id, arrays, codecs, precision=None, pref
         # setup
         i = int(arr_fn.split('.')[-2])
         arr = np.load(arr_fn)
-        arr_bytes = buffer_tobytes(arr)
         if arr.flags.f_contiguous:
             order = 'F'
         else:
@@ -233,7 +232,7 @@ def check_backwards_compatibility(codec_id, arrays, codecs, precision=None, pref
                     assert_array_items_equal(arr, dec_arr)
                 else:
                     assert_array_equal(arr, dec_arr)
-                    assert arr_bytes == buffer_tobytes(dec)
+                    assert buffer_tobytes(arr) == buffer_tobytes(dec)
 
 
 def check_err_decode_object_buffer(compressor):

tox.ini

@@ -18,6 +18,7 @@ commands =
     py37: pytest -v --cov=numcodecs --doctest-modules --doctest-glob=*.pyx numcodecs
     coverage report -m
     py37: flake8 --max-line-length=100 numcodecs
+    pip freeze
 deps =
     py27: backports.lzma
     -rrequirements_dev.txt