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jinja2.exceptions.TemplateSyntaxError: Encountered unknown tag 'break'. Jinja was looking for the following tags: 'elif' or 'else' or 'endif'. The innermost block that needs to be closed is 'if'.3 Q8 ^1 X" L4 B
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解决办法,是在app下添加flask支持break语句
; [# R; Z3 R9 l) P主要检查py文件中 实例这个地方是否支持break的语法:5 z4 [% V1 H2 t" B
4 B+ i. e0 c, D/ V1 gapp = Flask(__name__)! q- U$ b5 n" H z. X, ~5 v- ]
# 为模板引擎添加扩展,支持break/continue语法
9 j6 E. d0 {- T& m: R# Wapp.jinja_env.add_extension('jinja2.ext.loopcontrols')
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再次访问就恢复正常了。" T, \; ?5 P7 E; \
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