id	summary	reporter	owner	description	type	status	component	version	severity	resolution	keywords	cc	stage	has_patch	needs_docs	needs_tests	needs_better_patch	easy	ui_ux
29306	Prevent template variable lookups from intiatiating a class	Luoxzhg	Luoxzhg	"{{{
class A:
    def __init__(self, value): 
         pass
    attr=""Hello""

from django.template import Template, Context
t = Template("" {{  A.attr }}"")
output=t.render(Context({""A"": A}))
}}}

the output should be ""Hello"", but it is string_if_invalid, i.e., empty string """" ."	Bug	closed	Template system	dev	Normal	duplicate	template		Accepted	1	0	0	0	0	0