title: Proxy tunneling failed: ForbiddenUnable to establish SSL connection
body: <p>Trying to install the python on the Ubuntu box and encountered following issues </p>
  
  <blockquote>
    <p>root@abc:~# wget --server-response -v
    <a href="https://www.python.org/ftp/python/2.7.16/Python-2.7.16.tgz" rel="nofollow noreferrer">https://www.python.org/ftp/python/2.7.16/Python-2.7.16.tgz</a>
    --2019-08-14 13:22:55--  <a href="https://www.python.org/ftp/python/2.7.16/Python-2.7.16.tgz" rel="nofollow noreferrer">https://www.python.org/ftp/python/2.7.16/Python-2.7.16.tgz</a> Connecting
    to 10.221.196.30:8080... connected. Proxy tunneling failed:
    ForbiddenUnable to establish SSL connection.</p>
  </blockquote>
  
  <p>environment details :</p>
  
  <pre><code>root@abc:~# lsb_release -a
  No LSB modules are available.
  Distributor ID: Ubuntu
  Description:    Ubuntu 16.04.6 LTS
  Release:        16.04
  Codename:       xenial
  
  root@abc:~# python --version
  Python 2.7.12
  root@abc:~#
  </code></pre>
  
  <p>i verified that proxy has been configured properly in the <code>/etc/profile</code> and <code>~/.bashrc</code> files </p>
  
  <pre><code>root@abc:~# echo $http_proxy
  http://10.221.196.30:8080
  root@abc:~# echo $https_proxy
  http://10.221.196.30:8080
  </code></pre>
  
  <p>to validate that , i executed git clone command and it worked </p>
  
  <pre><code>root@abc:~# git clone https://github.com/abc/kubernetes-config.git
  Cloning into 'kubernetes-config'...
  remote: Enumerating objects: 115, done.
  remote: Counting objects: 100% (115/115), done.
  remote: Compressing objects: 100% (99/99), done.
  remote: Total 115 (delta 75), reused 39 (delta 14), pack-reused 0
  Receiving objects: 100% (115/115), 13.42 KiB | 0 bytes/s, done.
  Resolving deltas: 100% (75/75), done.
  Checking connectivity... done.
  root@abc:~#
  </code></pre>
  
  <p>i m not getting what is missing . please suggest </p>