Jinja: μ μ ˆν•œ μ‹λ³„μž 좔적

에 λ§Œλ“  2011λ…„ 03μ›” 13일  Β·  3μ½”λ©˜νŠΈ  Β·  좜처: pallets/jinja

ν˜„μž¬ μ‹λ³„μž 좔적은 맀우 μ‘°μž‘ν•˜λ©° 접두사 λ³€μˆ˜λ₯Ό 기반으둜 ν•©λ‹ˆλ‹€. μ•„μ΄λ””μ–΄λŠ” 일뢀 고유 λ³€μˆ˜λ₯Ό 되돌릴 수 μžˆλŠ” 고유 μ‹λ³„μžλ‘œ λ‹€μ‹œ μ“°λŠ” κ²ƒμž…λ‹ˆλ‹€.

μ΄λ ‡κ²Œ ν•˜λ©΄ μ½”λ“œ μ „μ²΄μ—μ„œ locals()λ₯Ό μ‚¬μš©ν•  ν•„μš”κ°€ μ—†κ³  ν•¨μˆ˜ 경계λ₯Ό λ„˜μ–΄ μ‹λ³„μžμ™€ κ΄€λ ¨λœ λͺ‡ 가지 λ¬Έμ œκ°€ μˆ˜μ •λ©λ‹ˆλ‹€.

κ°€μž₯ μœ μš©ν•œ λŒ“κΈ€

λ“œλ””μ–΄ μ™„λ£Œλ˜μ—ˆμŠ΅λ‹ˆλ‹€.

λͺ¨λ“  3 λŒ“κΈ€

이 문제의 영ν–₯을 λ°›λŠ”μ§€ μ–΄λ–»κ²Œ μ•Œ 수 μžˆμŠ΅λ‹ˆκΉŒ? "Unbound variable l_SOMETHING"이 λ°œκ²¬λ˜μ—ˆμŠ΅λ‹ˆλ‹€.

방금 #pocooμ—μ„œ:

magicbronson: hey mitsuhiko et al., trying to render a Jinja template in a Flask app and getting a very mysterious message: "global name 'l_config' is not defined"
magicbronson: l_config appears nowhere in my code or libraries'
mitsuhiko: magicbronson: that's the scoping bug that i will fix over this summer 
mitsuhiko: {% macro foo() %}{{ config }}{% for config in something_else %}{{config}}{% endfor %}{% endmacro %}
mitsuhiko: something like this triggers the bug currently
mitsuhiko: magicbronson: rename the variable inside of the macro to something else
mitsuhiko: {% set cfg = config %}
mitsuhiko: outside the macro
mitsuhiko: or something

Armin의 μ œμ•ˆμ€ 문제λ₯Ό ν•΄κ²°ν–ˆμŠ΅λ‹ˆλ‹€.

λ“œλ””μ–΄ μ™„λ£Œλ˜μ—ˆμŠ΅λ‹ˆλ‹€.

이 νŽ˜μ΄μ§€κ°€ 도움이 λ˜μ—ˆλ‚˜μš”?
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