Traceback (most recent call last):


 "/usr/local/bin/airflow", line 26, in <module>

from airflow.bin.cli import CLIFactory


 "/usr/local/lib/python3.6/site-packages/airflow/bin/cli.py", line 71, in <module>

from airflow.www_rbac.app import cached_app as cached_app_rbac


 "/usr/local/lib/python3.6/site-packages/airflow/www_rbac/app.py", line 26, in <module>

from flask_appbuilder import AppBuilder, SQLA


 "/usr/local/lib/python3.6/site-packages/flask_appbuilder/__init__.py", line 6, in <module>

from .base import AppBuilder
# noqa: F401


 "/usr/local/lib/python3.6/site-packages/flask_appbuilder/base.py", line 8, in <module>

from .api.manager import OpenApiManager


 "/usr/local/lib/python3.6/site-packages/flask_appbuilder/api/manager.py", line 7, in <module>

from flask_appbuilder.baseviews import BaseView


 "/usr/local/lib/python3.6/site-packages/flask_appbuilder/baseviews.py", line 21, in <module>

from .forms import GeneralModelConverter


 "/usr/local/lib/python3.6/site-packages/flask_appbuilder/forms.py", line 17, in <module>

from .fieldwidgets import (


 "/usr/local/lib/python3.6/site-packages/flask_appbuilder/fieldwidgets.py", line 3, in <module>

from wtforms.widgets import html_params, HTMLString
ImportError: cannot import name 'HTMLString'

Traceback (most recent call last):


 "/zhangx_tmp/hexin/yolov5-master/detect.py", line 5, in <module>

import cv2


 "/usr/local/lib/python3.6/dist-packages/cv2/__init__.py", line 5, in <module>

from .cv2 import *
ImportError: libGL.so.1: cannot open shared object file: No such file or directory