Traceback (most recent call last):


 "/Users/luyifei/.local/share/virtualenvs/natural-language-processing-M90GmBdj/bin/flower", line 5, in <module>

from flower.__main__ import main


 "/Users/luyifei/.local/share/virtualenvs/natural-language-processing-M90GmBdj/lib/python3.8/site-packages/flower/__main__.py", line 4, in <module>

from flower.command import FlowerCommand


 "/Users/luyifei/.local/share/virtualenvs/natural-language-processing-M90GmBdj/lib/python3.8/site-packages/flower/command.py", line 17, in <module>

from celery.bin.base import Command
ImportError: cannot import name 'Command' from 'celery.bin.base' (/Users/luyifei/.local/share/virtualenvs/natural-

Traceback (most recent call last):


 "legacy/train.py", line 50, in <module>

from object_detection.builders import graph_rewriter_builder
ImportError: cannot import name 'graph_rewriter_builder'
