Disable mayavi and iwidgets tests on Travis

abipy/core/testing.py

@@ -318,6 +318,8 @@ class AbipyTest(PymatgenTest):
         """
         True if Mayavi is available. Set also offscreen to True
         """
+        # Disable mayavi for the time being.
+        return False
         # This to run mayavi tests only on Travis
         if not os.environ.get("TRAVIS"): return False
         try:
@@ -372,6 +374,8 @@ class AbipyTest(PymatgenTest):
     @staticmethod
     def has_ipywidgets():
         """Return True if ipywidgets is available."""
+        # Disable widget tests on TRAVIS
+        if os.environ.get("TRAVIS"): return False
         try:
             import ipywidgets as ipw
             return True

tests/test_scripts.py

@@ -2,6 +2,7 @@
 """Test abipy command line scripts."""
 from __future__ import print_function, division, unicode_literals, absolute_import
 
+import sys
 import os
 import abipy.data as abidata
 import abipy.flowtk as flowtk
@@ -34,6 +35,8 @@ class ScriptTest(AbipyTest):
     loglevel = "--loglevel=ERROR"
     verbose = "-vv"
 
+    # Don’t raise an exception if anything is printed to stderr
+    #if sys.version_info[0] <= 2 else str(s)
     expect_stderr = True   # else tests fail due to warnings and deprecation messages
 
     def get_env(self, check_help_version=True):