docker-compose up --build

Question

안녕하세요,  8강 복잡한 어플을 실제로 배포해보기(개발 환경 부분) Docker Compose 파일 작성하기 강의 중 마지막 부분에 docker-compose up --build 를 실행할 때 다음과 같은 오류가 뜹니다. 전에 파이썬 설치를 할때 버전때문에 환경설정을 한 기억이 있습니다. docker-compose가 파이썬 스크립트라고 하던데, 명령어 실행 시 터미널도 Python3로 자동으로 변경됩니다. 답변 주시면 감사하겠습니다. [오류 내용] Building mysql Traceback (most recent call last):   File "/usr/bin/docker-compose", line 11, in <module>     load_entry_point('docker-compose==1.25.0', 'console_scripts', 'docker-compose')()   File "/usr/lib/python3/dist-packages/compose/cli/main.py", line 72, in main     command()   File "/usr/lib/python3/dist-packages/compose/cli/main.py", line 128, in perform_command     handler(command, command_options)   File "/usr/lib/python3/dist-packages/compose/cli/main.py", line 1107, in up     to_attach = up(False)   File "/usr/lib/python3/dist-packages/compose/cli/main.py", line 1088, in up     return self.project.up(   File "/usr/lib/python3/dist-packages/compose/project.py", line 542, in up     svc.ensure_image_exists(do_build=do_build, silent=silent, cli=cli)   File "/usr/lib/python3/dist-packages/compose/service.py", line 350, in ensure_image_exists     self.build(cli=cli)   File "/usr/lib/python3/dist-packages/compose/service.py", line 1084, in build     build_output = builder.build(   File "/usr/lib/python3/dist-packages/docker/api/build.py", line 159, in build     context = utils.tar(   File "/usr/lib/python3/dist-packages/docker/utils/build.py", line 30, in tar     files=sorted(exclude_paths(root, exclude, dockerfile=dockerfile[0])),   File "/usr/lib/python3/dist-packages/docker/utils/build.py", line 49, in exclude_paths     return set(pm.walk(root))   File "/usr/lib/python3/dist-packages/docker/utils/build.py", line 214, in rec_walk     for sub in rec_walk(cur):   File "/usr/lib/python3/dist-packages/docker/utils/build.py", line 214, in rec_walk     for sub in rec_walk(cur):   File "/usr/lib/python3/dist-packages/docker/utils/build.py", line 184, in rec_walk     for f in os.listdir(current_dir): PermissionError: [Errno 13] Permission denied: '/home/blackb0x/Dev/docker-fullstack-app/mysql/mysql_data/mysql'