1 files changed, 10 insertions, 3 deletions
diff --git a/numpy/random/tests/test_direct.py b/numpy/random/tests/test_direct.py
index 0f57c4bd4..dad12c8a8 100644
--- a/numpy/random/tests/test_direct.py
+++ b/numpy/random/tests/test_direct.py
@@ -1,5 +1,6 @@
 import os
 from os.path import join
+import sys
 
 import numpy as np
 from numpy.testing import (assert_equal, assert_allclose, assert_array_equal,
@@ -10,7 +11,7 @@ from numpy.random import (
     Generator, MT19937, PCG64, Philox, RandomState, SeedSequence, SFC64,
     default_rng
 )
-from numpy.random.common import interface
+from numpy.random._common import interface
 
 try:
     import cffi  # noqa: F401
@@ -26,6 +27,12 @@ try:
 except ImportError:
     MISSING_CTYPES = False
 
+if sys.flags.optimize > 1:
+    # no docstrings present to inspect when PYTHONOPTIMIZE/Py_OptimizeFlag > 1
+    # cffi cannot succeed
+    MISSING_CFFI = True
+
+
 pwd = os.path.dirname(os.path.abspath(__file__))
 
 
@@ -138,7 +145,7 @@ def test_seedsequence():
     assert len(dummy.spawn(10)) == 10
 
 
-class Base(object):
+class Base:
     dtype = np.uint64
     data2 = data1 = {}
 
@@ -403,7 +410,7 @@ class TestSFC64(Base):
         cls.invalid_init_values = [(-1,)]
 
 
-class TestDefaultRNG(object):
+class TestDefaultRNG:
     def test_seed(self):
         for args in [(), (None,), (1234,), ([1234, 5678],)]:
             rg = default_rng(*args)