表哥，安装客户端的时候报错，帮忙看下原因

[configworld768]

ERROR: Command errored out with exit status 1:
command: /usr/bin/python2 -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-81OZ0X/simplejson/setup.py'"'"'; file='"'"'/tmp/pip-install-81OZ0X/simplejson/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(file);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, file, '"'"'exec'"'"'))' egg_info --egg-base /tmp/pip-install-81OZ0X/simplejson/pip-egg-info
cwd: /tmp/pip-install-81OZ0X/simplejson/
Complete output (19 lines):
Traceback (most recent call last):
File "", line 1, in
File "/tmp/pip-install-81OZ0X/simplejson/setup.py", line 116, in
run_setup(not IS_PYPY)
File "/tmp/pip-install-81OZ0X/simplejson/setup.py", line 113, in run_setup
**kw)
File "/usr/lib64/python2.7/distutils/core.py", line 112, in setup
_setup_distribution = dist = klass(attrs)
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 269, in init
_Distribution.init(self,attrs)
File "/usr/lib64/python2.7/distutils/dist.py", line 287, in init
self.finalize_options()
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 302, in finalize_options
ep.load()(self, ep.name, value)
File "/usr/lib/python2.7/site-packages/pkg_resources/init.py", line 2341, in load
return self.resolve()
File "/usr/lib/python2.7/site-packages/pkg_resources/init.py", line 2351, in resolve
raise ImportError(str(exc))
ImportError: 'module' object has no attribute 'check_specifier'
----------------------------------------
ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

[p1r06u3]

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