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我最近升级到 Python 3.5 和最新版本的 pandas pandas (0.17.1)，但这对我来说破坏了包。我在 Mac OS X 10.9.5 上，使用 fish shell 。我能做什么？
cls@clsmba ~> python3
Python 3.5.0 (default, Sep 23 2015, 04:41:33)
[GCC 4.2.1 Compatible Apple LLVM 6.0 (clang-600.0.57)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> import pandas
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/local/lib/python3.5/site-packages/pandas/__init__.py", line 44, in <module>
from pandas.core.api import *
File "/usr/local/lib/python3.5/site-packages/pandas/core/api.py", line 9, in <module>
from pandas.core.groupby import Grouper
File "/usr/local/lib/python3.5/site-packages/pandas/core/groupby.py", line 17, in <module>
from pandas.core.frame import DataFrame
File "/usr/local/lib/python3.5/site-packages/pandas/core/frame.py", line 41, in <module>
from pandas.core.series import Series
File "/usr/local/lib/python3.5/site-packages/pandas/core/series.py", line 2909, in <module>
import pandas.tools.plotting as _gfx
File "/usr/local/lib/python3.5/site-packages/pandas/tools/plotting.py", line 28, in <module>
import pandas.tseries.converter as conv
File "/usr/local/lib/python3.5/site-packages/pandas/tseries/converter.py", line 7, in <module>
import matplotlib.units as units
File "/usr/local/lib/python3.5/site-packages/matplotlib/__init__.py", line 1131, in <module>
rcParams = rc_params()
File "/usr/local/lib/python3.5/site-packages/matplotlib/__init__.py", line 975, in rc_params
return rc_params_from_file(fname, fail_on_error)
File "/usr/local/lib/python3.5/site-packages/matplotlib/__init__.py", line 1100, in rc_params_from_file
config_from_file = _rc_params_in_file(fname, fail_on_error)
File "/usr/local/lib/python3.5/site-packages/matplotlib/__init__.py", line 1018, in _rc_params_in_file
with _open_file_or_url(fname) as fd:
File "/usr/local/Cellar/python3/3.5.0/Frameworks/Python.framework/Versions/3.5/lib/python3.5/contextlib.py", line 59, in __enter__
return next(self.gen)
File "/usr/local/lib/python3.5/site-packages/matplotlib/__init__.py", line 1000, in _open_file_or_url
encoding = locale.getdefaultlocale()[1]
File "/usr/local/Cellar/python3/3.5.0/Frameworks/Python.framework/Versions/3.5/lib/python3.5/locale.py", line 559, in getdefaultlocale
return _parse_localename(localename)
File "/usr/local/Cellar/python3/3.5.0/Frameworks/Python.framework/Versions/3.5/lib/python3.5/locale.py", line 487, in _parse_localename
raise ValueError('unknown locale: %s' % localename)
ValueError: unknown locale: UTF-8