Phase that walks the trees and constructs a representation of the public API.
Note
It extracts the API information after picklers to see the same symbol information
irrespective of whether we typecheck from source or unpickle previously compiled classes.
Phase that walks the trees and constructs a representation of the public API.
It extracts the API information after picklers to see the same symbol information irrespective of whether we typecheck from source or unpickle previously compiled classes.