Written by flask-style
on 2021-05-12

locust 실행시 jinja2.ext.do의 KeyError: 'extensions' 에러

아래와 같은 에러 발생시

app.jinja_options["extensions"].append("jinja2.ext.do")

KeyError: 'extensions'

$ .venv/bin/locust -f service.py --host="http://localhost:8080" -P 8088 Traceback (most recent call last): File "/Users/.../tools/kk/.venv/bin/locust", line 8, in sys.exit(main()) File "/Users/.../tools/kk/.venv/lib/python3.9/site-packages/locust/main.py", line 286, in main web_ui = environment.create_web_ui( File "/Users/.../tools/kk/.venv/lib/python3.9/site-packages/locust/env.py", line 170, in create_web_ui self.web_ui = WebUI( File "/Users/.../tools/kk/.venv/lib/python3.9/site-packages/locust/web.py", line 102, in __init__ app.jinja_options["extensions"].append("jinja2.ext.do") KeyError: 'extensions'

문제의 파일 web.py을 열고 102라인을 아래와 같이 변경 : app.jinja_env.add_extension('jinja2.ext.do')

68 def __init__( 69 self, 70 environment, 71 host, 72 port, 73 auth_credentials=None, 74 tls_cert=None, 75 tls_key=None, 76 stats_csv_writer=None, 77 delayed_start=False, 78 ): 79 """ 80 Create WebUI instance and start running the web server in a separate greenlet (self.greenlet) 81 82 Arguments: 83 environment: Reference to the current Locust Environment 84 host: Host/interface that the web server should accept connections to 85 port: Port that the web server should listen to 86 auth_credentials: If provided, it will enable basic auth with all the routes protected by default. 87 Should be supplied in the format: "user:pass". 88 tls_cert: A path to a TLS certificate 89 tls_key: A path to a TLS private key 90 delayed_start: Whether or not to delay starting web UI until `start()` is called. Delaying web UI start 91 allows for adding Flask routes or Blueprints before accepting requests, avoiding errors. 92 """ 100 app = Flask(__name__) 101 self.app = app 102 app.jinja_options["extensions"].append("jinja2.ext.do") --> app.jinja_env.add_extension('jinja2.ext.do')

[참고]

stackoverflow.com/questions/52683386/how-to-use-a-jinja2-extension-direct-from-a-flask-render-template

from http://woonizzooni.tistory.com/130 by ccl(A) rewrite - 2021-05-12 14:26:30

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