Fix linter errors

Author: zStupan

niaarm/tests/test_read_csv.py

@@ -28,7 +28,7 @@ def test_read_features(self):
             'float',
             'float',
             'int']
-        
+
         data = Dataset(os.path.join(os.path.dirname(__file__), 'test_data', 'Abalone.csv'))
 
         features = data.features
@@ -60,7 +60,7 @@ def test_read_features(self):
         minval = [None, 0]
         maxval = [None, 1]
         dtypes_a = ['cat', 'int']
-        
+
         data = Dataset(os.path.join(os.path.dirname(__file__), 'test_data', 'wiki_test_case.csv'))
 
         features = data.features

tests/test_niaarm.py

@@ -1,4 +1,3 @@
 from niaarm.tests.conftest import pytest_configure
 
 __all__ = ["pytest_configure"]
-