title: How to Install aws-sam-cli in ubuntu 14?
body: <p>I want to update aws-sam-cli on my ubuntu 14.04. I have sam 0.2.11 version. I want to update in 0.3.0. When I run </p>
  
  <pre><code>pip install --user aws-sam-cli
  </code></pre>
  
  <p>or </p>
  
  <pre><code>pip install --user --upgrade aws-sam-cli
  </code></pre>
  
  <p>I got</p>
  
  <blockquote>
    <p>Downloading/unpacking aws-sam-cli
      Downloading aws-sam-cli-0.3.0.tar.gz (128kB): 128kB downloaded
      Running setup.py (path:/tmp/pip_build_amber/aws-sam-cli/setup.py) egg_info for package aws-sam-cli
        /usr/lib/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'python_requires'
          warnings.warn(msg)
        error in aws-sam-cli setup command: 'install_requires' must be a string or list of strings containing valid project/version requirement specifiers
        Complete output from command python setup.py egg_info:
        /usr/lib/python2.7/distutils/dist.py:267: UserWarning: Unknown distribution option: 'python_requires'
      warnings.warn(msg)
    error in aws-sam-cli setup command: 'install_requires' must be a string or list of strings containing valid project/version requirement specifiers</p>
    
    <p>Cleaning up...
    Command python setup.py egg_info failed with error code 1 in /tmp/pip_build_amber/aws-sam-cli
    Storing debug log for failure in /home/amber/.pip/pip.log**</p>
  </blockquote>