title: python setup.py egg_info" failed with error code 1，NameError: name 'file' is not defined
body: <p>I am beginner. I am trying to install pybars module.
  But the error code is </p>
  
  <p>C:\TarTool>pip install pybars
  You are using pip version 6.0.8, however version 6.1.1 is available.
  You should consider upgrading via the 'pip install --upgrade pip' command.
  Collecting pybars
    Using cached pybars-0.0.4.tar.gz
      Traceback (most recent call last):
        File "", line 20, in 
        File "C:\Users\bwang\AppData\Local\Temp\pip-build-zubm22_7\pybars\setup.py
  ", line 22, in 
          description = file(
      NameError: name 'file' is not defined
      Complete output from command python setup.py egg_info:
      Traceback (most recent call last):</p>
  
  <pre><code>  File "&lt;string&gt;", line 20, in &lt;module&gt;
  
    File "C:\Users\bwang\AppData\Local\Temp\pip-build-zubm22_7\pybars\setup.py
  </code></pre>
  
  <p>", line 22, in </p>
  
  <pre><code>    description = file(
  
  NameError: name 'file' is not defined
  
  ----------------------------------------
  Command "python setup.py egg_info" failed with error code 1 in C:\Users\bwan
  </code></pre>
  
  <p>g\AppData\Local\Temp\pip-build-zubm22_7\pybars</p>