TST: mark two tests in numpy.lib as slow, speeds up numpy.lib tests by 5x

2 files changed, 3 insertions, 2 deletions

diff --git a/numpy/lib/tests/test_format.py b/numpy/lib/tests/test_format.py
index ee845fc95..892b32a9c 100644
--- a/numpy/lib/tests/test_format.py
+++ b/numpy/lib/tests/test_format.py
@@ -635,6 +635,7 @@ def test_version_2_0():
     assert_raises(ValueError, format.write_array, f, d, (1, 0))
 
 
+@dec.slow
 def test_version_2_0_memmap():
     # requires more than 2 byte for header
     dt = [(("%d" % i) * 100, float) for i in range(500)]
diff --git a/numpy/lib/tests/test_io.py b/numpy/lib/tests/test_io.py
index 3b0b83712..de73d57f7 100644
--- a/numpy/lib/tests/test_io.py
+++ b/numpy/lib/tests/test_io.py
@@ -19,9 +19,8 @@ from numpy.ma.testutils import assert_equal
 from numpy.testing import (
     TestCase, run_module_suite, assert_warns, assert_,
     assert_raises_regex, assert_raises, assert_allclose,
-    assert_array_equal,temppath
+    assert_array_equal, temppath, dec
 )
-from numpy.testing.utils import tempdir
 
 
 class TextIO(BytesIO):
@@ -158,6 +157,7 @@ class RoundtripTest(object):
         a = np.array([(1, 2), (3, 4)], dtype=[('x', 'i4'), ('y', 'i4')])
         self.check_roundtrips(a)
 
+    @dec.slow
     def test_format_2_0(self):
         dt = [(("%d" % i) * 100, float) for i in range(500)]
         a = np.ones(1000, dtype=dt)