Enable test on pypy2

Author: isuruf

tests/conftest.py

@@ -215,6 +215,8 @@ def pytest_configure():
     pytest.requires_eigen_and_scipy = skipif(
         not have_eigen or not scipy, reason="eigen and/or scipy are not installed")
     pytest.unsupported_on_pypy = skipif(pypy, reason="unsupported on PyPy")
+    pytest.unsupported_on_pypy3 = skipif(pypy and sys.version_info.major >= 3,
+                                         reason="unsupported on PyPy3")
     pytest.unsupported_on_pypy_lt_6 = skipif(pypy and sys.pypy_version_info[0] < 6,
                                              reason="unsupported on PyPy<6")
     pytest.unsupported_on_py2 = skipif(sys.version_info.major < 3,

tests/test_eval.

@@ -13,7 +13,8 @@ def test_evals(capture):
 
     assert m.test_eval_failure()
 
-@pytest.unsupported_on_pypy
+
+@pytest.unsupported_on_pypy3
 def test_eval_file():
     filename = os.path.join(os.path.dirname(__file__), "test_eval_call.py")
     assert m.test_eval_file(filename)