xfail tensorflow gpu tests on GITLAB_CI

tests/test_native_tensorflow_compilation.py

@@ -71,6 +71,7 @@ def test_native_tensorflow_compilation_cpu():
 
 
 @pytest.mark.skipif("TRAVIS" in os.environ, reason="nvcc compilation currently not working on TRAVIS")
+@pytest.mark.skipif("GITLAB_CI" in os.environ, reason="linking against cudart does not work on GITLAB_CI")
 def test_native_tensorflow_compilation_gpu():
     tf = pytest.importorskip('tensorflow')
 

tests/test_tensorflow_jit.py

@@ -11,14 +11,15 @@
 from os.path import exists
 
 import pytest
-import sympy
 
 import pystencils
 import pystencils_autodiff
+import sympy
 from pystencils_autodiff import create_backward_assignments
 from pystencils_autodiff.backends.astnodes import TensorflowModule
 
 
+@pytest.mark.xfail(reason="cannot link against cudart on GITLAB CI", strict=False)
 def test_tensorflow_jit_gpu():
 
     pytest.importorskip('tensorflow')