Import sorting using isort

.isort.cfg

conftest.py

pystencils/__init__.py

pystencils/assignment.py

pystencils/astnodes.py

pystencils/backends/cbackend.py

pystencils/backends/dot.py

pystencils/boundaries/__init__.py

pystencils/boundaries/boundaryconditions.py

pystencils/boundaries/boundaryhandling.py

pystencils/boundaries/createindexlist.py

pystencils/boundaries/inkernel.py

pystencils/cpu/__init__.py

pystencils/cpu/cpujit.py

pystencils/cpu/kernelcreation.py

pystencils/cpu/msvc_detection.py

pystencils/cpu/vectorization.py

pystencils/data_types.py

pystencils/datahandling/__init__.py

pystencils/datahandling/blockiteration.py