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Add support for extra (*) arguments to preorder. 

Change default dispatch to use extended call syntax in place of apply.
This commit is contained in:
Jeremy Hylton 2001-04-11 16:26:05 +00:00
parent 9ab019bee7
commit d91bbba89d
2 changed files with 6 additions and 6 deletions
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6
Lib/compiler/visitor.py
View File

@ -61,13 +61,13 @@ def dispatch(self, node, *args):
print "dispatch", className print "dispatch", className
else: else:
print "dispatch", className, (meth and meth.__name__ or '') print "dispatch", className, (meth and meth.__name__ or '')
return apply(meth, (node,) + args) return meth(node, *args)
def preorder(self, tree, visitor): def preorder(self, tree, visitor, *args):
"""Do preorder walk of tree using visitor""" """Do preorder walk of tree using visitor"""
self.visitor = visitor self.visitor = visitor
visitor.visit = self._preorder visitor.visit = self._preorder
self._preorder(tree) self._preorder(tree, *args) # XXX *args make sense?
_preorder = dispatch _preorder = dispatch

6
Tools/compiler/compiler/visitor.py
View File

@ -61,13 +61,13 @@ def dispatch(self, node, *args):
print "dispatch", className print "dispatch", className
else: else:
print "dispatch", className, (meth and meth.__name__ or '') print "dispatch", className, (meth and meth.__name__ or '')
return apply(meth, (node,) + args) return meth(node, *args)
def preorder(self, tree, visitor): def preorder(self, tree, visitor, *args):
"""Do preorder walk of tree using visitor""" """Do preorder walk of tree using visitor"""
self.visitor = visitor self.visitor = visitor
visitor.visit = self._preorder visitor.visit = self._preorder
self._preorder(tree) self._preorder(tree, *args) # XXX *args make sense?
_preorder = dispatch _preorder = dispatch