CI: Pin blosc to 1.14.3 for travis-27 build (pandas-dev#22429)

Author: TomAugspurger

ci/travis-27.yaml

@@ -29,6 +29,7 @@ dependencies:
   - PyCrypto
   - pymysql=0.6.3
   - pytables
+  - blosc=1.14.3
   - python-blosc
   - python-dateutil=2.5.0
   - python=2.7*

pandas/tests/extension/integer/test_integer.py

@@ -770,7 +770,7 @@ def test_groupby_mean_included():
     df = pd.DataFrame({
         "A": ['a', 'b', 'b'],
         "B": [1, None, 3],
-        "C": IntegerArray([1, None, 3], dtype='Int64'),
+        "C": integer_array([1, None, 3], dtype='Int64'),
     })
 
     result = df.groupby("A").sum()
@@ -784,7 +784,7 @@ def test_groupby_mean_included():
 
 def test_astype_nansafe():
     # https://github.com/pandas-dev/pandas/pull/22343
-    arr = IntegerArray([np.nan, 1, 2], dtype="Int8")
+    arr = integer_array([np.nan, 1, 2], dtype="Int8")
 
     with tm.assert_raises_regex(
             ValueError, 'cannot convert float NaN to integer'):

pandas/tests/frame/test_block_internals.py

@@ -12,7 +12,7 @@
 
 from pandas import (DataFrame, Series, Timestamp, date_range, compat,
                     option_context, Categorical)
-from pandas.core.arrays import IntegerArray, IntervalArray
+from pandas.core.arrays import IntervalArray, integer_array
 from pandas.compat import StringIO
 import pandas as pd
 
@@ -440,9 +440,9 @@ def test_get_numeric_data(self):
     def test_get_numeric_data_extension_dtype(self):
         # GH 22290
         df = DataFrame({
-            'A': IntegerArray([-10, np.nan, 0, 10, 20, 30], dtype='Int64'),
+            'A': integer_array([-10, np.nan, 0, 10, 20, 30], dtype='Int64'),
             'B': Categorical(list('abcabc')),
-            'C': IntegerArray([0, 1, 2, 3, np.nan, 5], dtype='UInt8'),
+            'C': integer_array([0, 1, 2, 3, np.nan, 5], dtype='UInt8'),
             'D': IntervalArray.from_breaks(range(7))})
         result = df._get_numeric_data()
         expected = df.loc[:, ['A', 'C']]