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-rw-r--r--numpy/lib/tests/test_regression.py13
1 files changed, 3 insertions, 10 deletions
diff --git a/numpy/lib/tests/test_regression.py b/numpy/lib/tests/test_regression.py
index 4cd812f5d..55df2a675 100644
--- a/numpy/lib/tests/test_regression.py
+++ b/numpy/lib/tests/test_regression.py
@@ -1,17 +1,13 @@
-from __future__ import division, absolute_import, print_function
-
import os
-import sys
import numpy as np
from numpy.testing import (
assert_, assert_equal, assert_array_equal, assert_array_almost_equal,
assert_raises, _assert_valid_refcount,
)
-from numpy.compat import unicode
-class TestRegression(object):
+class TestRegression:
def test_poly1d(self):
# Ticket #28
assert_equal(np.poly1d([1]) - np.poly1d([1, 0]),
@@ -183,7 +179,7 @@ class TestRegression(object):
# related to ticket #1405.
include_dirs = [np.get_include()]
for path in include_dirs:
- assert_(isinstance(path, (str, unicode)))
+ assert_(isinstance(path, str))
assert_(path != '')
def test_polyder_return_type(self):
@@ -208,10 +204,7 @@ class TestRegression(object):
def test_loadtxt_fields_subarrays(self):
# For ticket #1936
- if sys.version_info[0] >= 3:
- from io import StringIO
- else:
- from StringIO import StringIO
+ from io import StringIO
dt = [("a", 'u1', 2), ("b", 'u1', 2)]
x = np.loadtxt(StringIO("0 1 2 3"), dtype=dt)