title: can't install setuptools for python3 on RedHat
body: <p>My system is RedHat 7.0 + python3.4</p>
  
  <p>There is no package with yum install.</p>
  
  <p>So i use</p>
  
  <pre><code>python3 ez_setup.py 
  </code></pre>
  
  <p>to install Setuptools.</p>
  
  <p>But there are some errors showed up</p>
  
  <pre><code>Downloading https://pypi.python.org/packages/source/s/setuptools/setuptools-8.2.1.zip
  Extracting in /tmp/tmpzu9sj75k
  Traceback (most recent call last):
  File "ez_setup.py", line 332, in &lt;module&gt;
  sys.exit(main())
  File "ez_setup.py", line 329, in main
  return _install(archive, _build_install_args(options))
  File "ez_setup.py", line 51, in _install
  with archive_context(archive_filename):
  File "/usr/local/lib/python3.4/contextlib.py", line 59, in __enter__
  return next(self.gen)
  File "ez_setup.py", line 101, in archive_context
  archive.extractall()
  File "/usr/local/lib/python3.4/zipfile.py", line 1240, in extractall
  self.extract(zipinfo, path, pwd)
  File "/usr/local/lib/python3.4/zipfile.py", line 1228, in extract
  return self._extract_member(member, path, pwd)
  File "/usr/local/lib/python3.4/zipfile.py", line 1290, in _extract_member
  with self.open(member, pwd=pwd) as source, \
  File "/usr/local/lib/python3.4/zipfile.py", line 1210, in open
  close_fileobj=not self._filePassed)
  File "/usr/local/lib/python3.4/zipfile.py", line 651, in __init__
  self._decompressor = _get_decompressor(self._compress_type)
  File "/usr/local/lib/python3.4/zipfile.py", line 614, in _get_decompressor
  return zlib.decompressobj(-15)
  AttributeError: 'NoneType' object has no attribute 'decompressobj'
  </code></pre>
  
  <p>why is that so hard to install pip3....
  Can anyone help me?  Thanks!</p>