To be done according to comments:
1. Add schema validation into NetworkGroup API validator. 2. Remove useless code from objects.NetworkGroup.get_from_node_group_by_name method. 3. Fix name of the test in unit/test_migration_fuel_7_0.TestStringNetworkGroupName
To be done according to comments:
1. Add schema validation into NetworkGroup API validator. NetworkGroup. get_from_ node_group_ by_name method. migration_ fuel_7_ 0.TestStringNet workGroupName
2. Remove useless code from objects.
3. Fix name of the test in unit/test_