Remove more out-of-date comments and clarify explanation of visit().

This commit is contained in:
Jeremy Hylton 2002-04-18 16:26:40 +00:00
parent 3b05c8ee4a
commit 16af557ae9
1 changed files with 1 additions and 7 deletions

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@ -26,13 +26,7 @@ class ASTVisitor:
the order during a postorder walk, because it is called _after_ the order during a postorder walk, because it is called _after_
the walk has occurred.) The ASTVisitor modifies the visitor the walk has occurred.) The ASTVisitor modifies the visitor
argument by adding a visit method to the visitor; this method can argument by adding a visit method to the visitor; this method can
be used to visit a particular child node. be used to visit a child node of arbitrary type.
XXX The interface for controlling the preorder walk needs to be
re-considered. The current interface is convenient for visitors
that mostly let the ASTVisitor do everything. For something like
a code generator, where you want to walk to occur in a specific
order, it's a pain to add "return 1" to the end of each method.
""" """
VERBOSE = 0 VERBOSE = 0