- Test failed because I added '(valid)' to error message in subset_spatial_impl. Added the missing expression in the test - reformatted test_subset.py to comply with PEP8
- Test failed because I added '(valid)' to error message in subset_spatial_impl. Added the missing expression in the test
- reformatted test_subset.py to comply with PEP8

CCI-Tools/ect-core,CCI-Tools/cate-core,CCI-Tools/cate-core