Hi All, 

I am facing an issue in installing ryu behind the proxy. 
http, https and ftp proxy environment variables are correctly set. 

Here is the log. (I am the beginner in python ) 
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[root@paravance-37 ryu]# sudo -E pip install ryu 
Downloading/unpacking ryu 
Downloading ryu-3.23.tar.gz (1.2MB): 1.2MB downloaded 
Running setup.py (path:/tmp/pip-build-C_KXUw/ryu/setup.py) egg_info for package 
ryu 
Download error on https://pypi.python.org/simple/pbr/: hostname 
'proxy.rennes.grid5000.fr' doesn't match either of 'www.python.org', 
'python.org', 'pypi.python.org', 'd! 
Couldn't find index page for 'pbr' (maybe misspelled?) 
Download error on https://pypi.python.org/simple/: hostname 
'proxy.rennes.grid5000.fr' doesn't match either of 'www.python.org', 
'python.org', 'pypi.python.org', 'docs.! 
No local packages or download links found for pbr<1.0 
Traceback (most recent call last): 
File "<string>", line 17, in <module> 
File "/tmp/pip-build-C_KXUw/ryu/setup.py", line 30, in <module> 
pbr=True) 
File "/usr/lib64/python2.7/distutils/core.py", line 111, in setup 
_setup_distribution = dist = klass(attrs) 
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 239, in 
__init__ 
self.fetch_build_eggs(attrs.pop('setup_requires')) 
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 263, in 
fetch_build_eggs 
parse_requirements(requires), installer=self.fetch_build_egg 
File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 559, in resolve 
dist = best[req.key] = env.best_match(req, self, installer) 
File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 797, in 
best_match 
return self.obtain(req, installer) # try and download/install 
File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 809, in obtain 
return installer(requirement) 
File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 313, in 
fetch_build_egg 
return cmd.easy_install(req) 
File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", 
line 587, in easy_install 
raise DistutilsError(msg) 
distutils.errors.DistutilsError: Could not find suitable distribution for 
Requirement.parse('pbr<1.0') 
Complete output from command python setup.py egg_info: 
Download error on https://pypi.python.org/simple/pbr/: hostname 
'proxy.rennes.grid5000.fr' doesn't match either of 'www.python.org', 
'python.org', 'pypi.python.org', 'd! 

Couldn't find index page for 'pbr' (maybe misspelled?) 

Download error on https://pypi.python.org/simple/: hostname 
'proxy.rennes.grid5000.fr' doesn't match either of 'www.python.org', 
'python.org', 'pypi.python.org', 'docs.pyth! 

No local packages or download links found for pbr<1.0 

Traceback (most recent call last): 

File "<string>", line 17, in <module> 

File "/tmp/pip-build-C_KXUw/ryu/setup.py", line 30, in <module> 

pbr=True) 

File "/usr/lib64/python2.7/distutils/core.py", line 111, in setup 

_setup_distribution = dist = klass(attrs) 

File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 239, in 
__init__ 

self.fetch_build_eggs(attrs.pop('setup_requires')) 

File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 263, in 
fetch_build_eggs 

parse_requirements(requires), installer=self.fetch_build_egg 

File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 559, in resolve 

dist = best[req.key] = env.best_match(req, self, installer) 

File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 797, in 
best_match 

return self.obtain(req, installer) # try and download/install 

File "/usr/lib/python2.7/site-packages/pkg_resources.py", line 809, in obtain 

return installer(requirement) 

File "/usr/lib/python2.7/site-packages/setuptools/dist.py", line 313, in 
fetch_build_egg 

return cmd.easy_install(req) 

File "/usr/lib/python2.7/site-packages/setuptools/command/easy_install.py", 
line 587, in easy_install 

raise DistutilsError(msg) 

distutils.errors.DistutilsError: Could not find suitable distribution for 
Requirement.parse('pbr<1.0') 

---------------------------------------- 
Cleaning up... 
Command python setup.py egg_info failed with error code 1 in 
/tmp/pip-build-C_KXUw/ryu 
Storing debug log for failure in /root/.pip/pip.log 


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Thanks, 
Hardik Soni 

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