[Lang] [ir] Support querying external array shape by 'x.shape'#1787

Merged

archibate merged 3 commits intotaichi-dev:masterfrom thinking-tower:feature/get-external-tensor-shape

Aug 28, 2020

+179-1

Commits on Aug 28, 2020

Add ExternalTensorShapeAlongAxisExpression and ExternalTensorShapeAlongAxisStmt for accessing ti.ext_arr() shape. Add test for shape access and looping over shape with numpy. Add one test for shape…
thinking-tower
committed
[skip ci] enforce code format
taichi-gardener
committed
Fix inconsistent order of y_ref and y_hat.
thinking-tower
committed