Resolving dependencies...
Starting     type-equality-1
Starting     hashable-1.3.5.0
Starting     transformers-compat-0.7.1
Building     type-equality-1
Building     hashable-1.3.5.0
Building     transformers-compat-0.7.1
Completed    type-equality-1
Completed    transformers-compat-0.7.1
Completed    hashable-1.3.5.0
Downloading  constraints-0.13.1
Downloaded   constraints-0.13.1
Starting     constraints-0.13.1
Building     constraints-0.13.1
Completed    constraints-0.13.1