Docker内でMySQLにPythonで接続する - Qiita

version: "3" services: mysql_db: container_name: "mysql_db" image: mysql:5.7 command: mysqld --character-set-server=utf8 --collation-server=utf8_unicode_ci volumes: - db_volume:/var/lib/mysql environment: # Set up mysql database name and password MYSQL_ROOT_PASSWORD: password MYSQL_DATABASE: employees MYSQL_USER: user MYSQL_PASSWORD: password networks: - app-tier python3: restart: always build: ./