当我导入 zipline 时，出现错误
/home/hadoop/anaconda3/lib/python3.6/site-packages/zipline/utils/calendars/exchange_calendar_ice.py:10: FutureWarning: The pandas.tslib module is deprecated and will be removed in a future version. from pandas.tslib import Timestamp Traceback (most recent call last): File "<stdin>", line 1, in <module> File "/home/hadoop/anaconda3/lib/python3.6/site-packages/zipline/__init__.py", line 21, in <module>
from . import finance File "/home/hadoop/anaconda3/lib/python3.6/site-packages/zipline/finance/__init__.py", line 16, in <module>
from . import execution, trading File "/home/hadoop/anaconda3/lib/python3.6/site-packages/zipline/finance/trading.py", line 19, in <module>
from pandas.tslib import normalize_date ImportError: cannot import name 'normalize_date'