Remove import not used and fix output dtype computation.
Make variable name more descriptive
Fix compilation crash
Fix compilation crash and strides usage.
use better variable name
Better var name
Fix test and error msg
Define dtype_var in gpuarray c code.
make op_lifter work for Op with multiple output.
use shorter import name
pep8
Small fix.
Merge pull request #1 from nouiz/vdumoulin-new_backend

Vdumoulin new backend