在kali中输入python2.7 setup.py install命令时，报错：
Traceback (most recent call last):
File "setup.py", line 1, in <module>
from setuptools import find_packages, setup
File "build/bdist.linux-x86_64/egg/setuptools/__init__.py", line 12, in <module>
File "build/bdist.linux-x86_64/egg/setuptools/extension.py", line 8, in <module>
File "build/bdist.linux-x86_64/egg/setuptools/dist.py", line 18, in <module>
File "build/bdist.linux-x86_64/egg/setuptools/windows_support.py", line 2, in <module>
File "/usr/local/lib/python2.7/ctypes/__init__.py", line 7, in <module>
from _ctypes import Union, Structure, Array
ImportError: /usr/local/lib/python2.7/lib-dynload/_ctypes.so: undefined symbol: PyUnicodeUCS2_FromUnicode
这个问题该如何解决啊，搜了很久都没解决到。