# Buggy code
def cc_search_topo(request, obj_id, category, biz_cc_id, supplier_account):
    """
    @summary: 查询对象拓扑
    @param request:
    @param biz_cc_id:
    @return:
    """
    client = get_client_by_request(request)
    kwargs = {"bk_biz_id": biz_cc_id, "bk_supplier_account": supplier_account}
    cc_result = client.cc.search_biz_inst_topo(kwargs)
    if not cc_result["result"]:
        message = handle_api_error(
            "cc", "cc.search_biz_inst_topo", kwargs, cc_result["message"]
        )
        logger.error(message)
        result = {"result": False, "data": [], "message": message}
        return JsonResponse(result)

    if category in ["normal", "prev", "picker"]:
        cc_topo = cc_format_topo_data(cc_result["data"], obj_id, category)
    else:
        cc_topo = []

    return JsonResponse({"result": True, "data": cc_topo})


# Traceback (ImportError)
------STARTING: Migrate Database------
Traceback (most recent call last):
File "manage.py", line 27, in <module>
execute_from_command_line(sys.argv)
File "/cache/.bk/env/lib/python2.7/site-packages/django/core/management/__init__.py", line 354, in execute_from_command_line
utility.execute()
File "/cache/.bk/env/lib/python2.7/site-packages/django/core/management/__init__.py", line 328, in execute
django.setup()
File "/cache/.bk/env/lib/python2.7/site-packages/django/__init__.py", line 18, in setup
apps.populate(settings.INSTALLED_APPS)
File "/cache/.bk/env/lib/python2.7/site-packages/django/apps/registry.py", line 85, in populate
app_config = AppConfig.create(entry)
File "/cache/.bk/env/lib/python2.7/site-packages/django/apps/config.py", line 112, in create
mod = import_module(mod_path)
File "/cache/.bk/env/lib/python2.7/importlib/__init__.py", line 37, in import_module
__import__(name)
File "/data/app/code/pipeline/apps.py", line 18, in <module>
from rediscluster import StrictRedisCluster
File "/cache/.bk/env/lib/python2.7/site-packages/rediscluster/__init__.py", line 7, in <module>
from .client import StrictRedisCluster, RedisCluster
File "/cache/.bk/env/lib/python2.7/site-packages/rediscluster/client.py", line 10, in <module>
from .connection import (
File "/cache/.bk/env/lib/python2.7/site-packages/rediscluster/connection.py", line 11, in <module>
from .nodemanager import NodeManager
File "/cache/.bk/env/lib/python2.7/site-packages/rediscluster/nodemanager.py", line 12, in <module>
from redis._compat import b, unicode, bytes, long, basestring
ImportError: cannot import name b
------FAILURE: Migrate Database------

# Fixed code
def cc_search_topo(request, obj_id, category, biz_cc_id, supplier_account):
    """
    @summary: 查询对象拓扑
    @param request:
    @param biz_cc_id:
    @return:
    """
    client = get_client_by_user(request.user.username)
    kwargs = {"bk_biz_id": biz_cc_id, "bk_supplier_account": supplier_account}
    cc_result = client.cc.search_biz_inst_topo(kwargs)
    if not cc_result["result"]:
        message = handle_api_error(
            "cc", "cc.search_biz_inst_topo", kwargs, cc_result["message"]
        )
        logger.error(message)
        result = {"result": False, "data": [], "message": message}
        return JsonResponse(result)

    if category in ["normal", "prev", "picker"]:
        cc_topo = cc_format_topo_data(cc_result["data"], obj_id, category)
    else:
        cc_topo = []

    return JsonResponse({"result": True, "data": cc_topo})