ModuleNotFoundError: No module named ‘flask_cors‘解决办法。
sudopipinstall-Uflask-cors。原报错:ubuntu@VM-20-15-ubuntu:/home/project/al$sudopython3run.pyTraceback(mostrecentcalllast):File"run.py",line4,infromappimportalFile"/home/project/al/app/__init__.py",line5,i