Traceback (most recent call last):

 "sentinels.py", line 5, in <module>
print "master: {}".format(master)

 "/home/user/.pyenv/versions/mac_venv/lib/python2.7/site-packages/redis/client.py", line 392, in __repr__
return "%s<%s>" % (type(self).__name__, repr(self.connection_pool))

 "/home/user/.pyenv/versions/mac_venv/lib/python2.7/site-packages/redis/connection.py", line 435, in __repr__
self.connection_class.description_format % self.connection_kwargs,KeyError: 'host'

Traceback (most recent call last):


 "C:\Python\Python38\lib\distutils\_msvccompiler.py", line 438, in compile

self.spawn(args)


 "C:\Python\Python38\lib\distutils\_msvccompiler.py", line 557, in spawn

return super().spawn(cmd)


 "c:\python\.virtualenvs\sklearn-env\lib\site-packages\numpy\distutils\ccompiler.py", line 92, in <lambda>

m = lambda self, *args, **kw: func(self, *args, **kw)


 "c:\python\.virtualenvs\sklearn-env\lib\site-packages\numpy\distutils\ccompiler.py", line 175, in CCompiler_spawn

raise DistutilsExecError('Command "%s" failed with exit status %d%s' %

distutils.errors.DistutilsExecError: Command "cl.exe /c /nologo /Ox /W3 /GL /DNDEBUG /MT /Tctest_program.c /Foobjects\test_program.obj" failed with exit status 127
