my apache-superset don't want to .... superset

[mouqawal]

Please can you help me.
What's the problem with this response?
And how can I resolve it?
Take into consideration that I'm a beginner at this stuff. So please, go easy on the explanations._

Thanks a lot.
=> ERROR [superset-worker lean 10/11] RUN --mount=type=cache,target=/root/.cache/pip pip install -e . && 2.8s

"[superset-init lean 10/11] RUN --mount=type=cache,target=/root/.cache/pip pip install -e . && flask fab babel-compile --target superset/translations && chown -R superset:superset superset/translations:
2.908 /bin/sh: 1: flask: not found

failed to solve: process "/bin/sh -c pip install -e . && flask fab babel-compile --target superset/translations && chown -R superset:superset superset/translations" did not complete successfully: exit code: 127"