exclude tests that require a full Gurobi license

tox.ini

@@ -56,7 +56,7 @@ commands =
         ./milp_tutorial/introduction_to_modeling.ipynb \
         ./milp_tutorial/milp_tutorial_RAP_problem_001.ipynb \
         ./milp_tutorial/milp_tutorial_RAP_problem_002.ipynb \
-        ./milp_tutorial/milp_tutorial_RAP_problem_003.ipynb \
+        ; ./milp_tutorial/milp_tutorial_RAP_problem_003.ipynb \
         ./mining/mining.ipynb \
         ./music_recommendation/music_recommendation.ipynb \
         ./offshore_wind_farming/offshore_wind_farming.ipynb \
@@ -77,12 +77,12 @@ commands =
         ./pricing_competing_products/generate_data.ipynb \
         ./pricing_competing_products/price_optimization_with_competing_products.ipynb \
         ./protein_comparison/protein_comparison.ipynb \
-        ./protein_folding/protein_folding.ipynb \
+        ; ./protein_folding/protein_folding.ipynb \
         ./refinery/refinery.ipynb \
         ./supply_network_design/supply_network_design_1.ipynb \
         ./supply_network_design/supply_network_design_2.ipynb \
         ./technician_routing_scheduling/technician_routing_scheduling.ipynb \
         ./text_dissimilarity/text_dissimilarity.ipynb \
         ./traveling_salesman/tsp.ipynb \
         ./workforce/workforce_scheduling.ipynb \
-        ./yield_management/yield_management.ipynb
+        ; ./yield_management/yield_management.ipynb