[Python-Dev] Re: Decorators: vertical bar syntax (original) (raw)
Fredrik Lundh fredrik at pythonware.com
Mon Aug 9 22:00:19 CEST 2004
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David Eppstein wrote:
With @, a third party tool has an unambiguous indication of whether a line is a decorator. With |, it is not possible to recognize decorators with a regular expression, instead you have to do some context-free parsing to determine whether some previous line has an unclosed paren (in which case the | is a binop rather than a decorator).
"
@decorator #"
""" @decorator """
(etc)
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