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Current File : //proc/self/root/usr/local/lib/python3.6/site-packages/django/core/checks/database.py
from django.db import connections

from . import Tags, register


@register(Tags.database)
def check_database_backends(databases=None, **kwargs):
    if databases is None:
        return []
    issues = []
    for alias in databases:
        conn = connections[alias]
        issues.extend(conn.validation.check(**kwargs))
    return issues