[Python-ideas] List Revolution
Massimo Di Pierro
massimo.dipierro at gmail.com
Sat Sep 10 19:05:44 CEST 2011
Damn dollar signs.
if not re.compile('^[\d\+\*\(\)]+$').match(name): return AttributeError
On Sep 10, 2011, at 11:45 AM, Stefan Behnel wrote:
> Massimo Di Pierro, 10.09.2011 18:35:
>> if not re.compile('[\d\+\*\(\)]+').match(name): return AttributeError
>> I would like to stress that the use of eval in this case is safe as the expression is first validated against a regex.
> Nice try. And it would even be ok if you had assured that the *entire* expression was validated against the regex.
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