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Remove more out-of-date comments and clarify explanation of visit().

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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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8
Lib/compiler/visitor.py
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@ -26,13 +26,7 @@ class ASTVisitor:
the order during a postorder walk, because it is called _after_
the walk has occurred.) The ASTVisitor modifies the visitor
argument by adding a visit method to the visitor; this method can
be used to visit a particular child node.
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.
be used to visit a child node of arbitrary type.
"""
VERBOSE = 0