[MRG] Cleanup minimal build and add separate build for pep8 (#210)

* cleanup requiorement minimal

* add pep8 build

* cleanup sklearn

* skip test if no sklearn

* debug build yaml

* comment error out in test (test sklearn)

* maybe small stuff for better robustness : copy the sub-array

* bump verison minimal build

* update version strict requireent

* update version strict requirement last change

1 files changed, 8 insertions, 0 deletions

diff --git a/test/test_da.py b/test/test_da.py
index 3b28119..52c6a48 100644
--- a/test/test_da.py
+++ b/test/test_da.py
@@ -6,11 +6,18 @@
 
 import numpy as np
 from numpy.testing import assert_allclose, assert_equal
+import pytest
 
 import ot
 from ot.datasets import make_data_classif
 from ot.utils import unif
 
+try:  # test if cudamat installed
+    import sklearn  # noqa: F401
+    nosklearn = False
+except ImportError:
+    nosklearn = True
+
 
 def test_sinkhorn_lpl1_transport_class():
     """test_sinkhorn_transport
@@ -691,6 +698,7 @@ def test_jcpot_barycenter():
     np.testing.assert_allclose(prop, [1 - pt, pt], rtol=1e-3, atol=1e-3)
 
 
+@pytest.mark.skipif(nosklearn, reason="No sklearn available")
 def test_emd_laplace_class():
     """test_emd_laplace_transport
     """