#NEWLINE# def typeinfer( ast ) : #NEWLINE# #INDENT# infer = TypeInfer ( ) #NEWLINE# ty = infer . visit ( ast ) #NEWLINE# mgu = solve ( infer . constraints ) #NEWLINE# infer_ty = apply ( mgu , ty ) #NEWLINE# debug ( infer_ty ) #NEWLINE# debug ( mgu ) #NEWLINE# debug ( infer . constraints ) #NEWLINE# return ( infer_ty , mgu )