Python-Django-Docker, как подключаться к докеру по локалхосту?

version: '3'

services:
 postgres:
   image: postgres
   ports:
     - "5001:5432"
   environment:
     POSTGRES_DB: provizorro
     POSTGRES_USER: provizorro
     POSTGRES_PASSWORD: Provizorro666
   volumes:
     - /home/sergey/Projects/data-pg:/var/lib/postgresql/data
 redis:
   image: redis
   ports:
     - "6001:6379"
 web:
   restart: always
   build: .
   command: bash -c "python3.6 src/manage.py runserver 0.0.0.0:8000"
   ports:
     - "8000:8000"
   volumes:
     - .:/code
   depends_on:
     - postgres
     - redis

web: 
    ...
    links:
      - postgres

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.postgresql_psycopg2',
        'NAME': 'provizorro',
        'USER': 'provizorro',
        'PASSWORD': 'Provizorro666',
        'HOST': 'postgres',
        'PORT': 5432,
    }
}