DI-engine/ding/interaction/config/__init__.py

from .base import MIN_HEARTBEAT_CHECK_SPAN, MIN_HEARTBEAT_SPAN, DEFAULT_MASTER_PORT, DEFAULT_SLAVE_PORT, \
    DEFAULT_CHANNEL, DEFAULT_HEARTBEAT_CHECK_SPAN, DEFAULT_HEARTBEAT_TOLERANCE, DEFAULT_HEARTBEAT_SPAN, LOCAL_HOST, \
    GLOBAL_HOST, DEFAULT_REQUEST_RETRIES, DEFAULT_REQUEST_RETRY_WAITING