title: error related to sqlalchemy in python
body: <p>I am trying to compile a model writte in fortran called pywofost. I followed the steps of compiling the model. however, I receive the following error related to sqlalchemy.exceptions. sqlalchemy version is '1.0.12'. the error message is as follows:</p>
  
  <p>command</p>
  
  <pre><code>import pywofost
  </code></pre>
  
  <p>error</p>
  
  <pre><code>/usr/lib/python2.7/dist-packages/pkg_resources.py:1031: UserWarning: /home/omar/.python-eggs is writable by group/others and vulnerable to attack when used with get_resource_filename. Consider a more secure location (set with .set_extraction_path or the PYTHON_EGG_CACHE environment variable).
    warnings.warn(msg, UserWarning)
  Traceback (most recent call last):
    File "&lt;stdin&gt;", line 1, in &lt;module&gt;
    File "/home/omar/pywofost/pywofost.py", line 16, in &lt;module&gt;
      from sqlalchemy.exceptions import *
  ImportError: No module named exceptions
  </code></pre>