title: Mac pip install mysql-python unsuccessful
body: <p>I installed MySQL and Workbench from website. I have a django project whose requirements.txt:</p>
  
  <pre><code>Django==1.11.12
  djangorestframework==3.8.2
  django-cors-headers==2.2.0
  drfdocs==0.0.11
  mysql-python==1.2.5
  django-rest-auth==0.9.3
  django-allauth==0.35.0
  nltk==3.2.5
  django-extensions==2.0.7
  pyparsing==2.2.0
  pydot==1.2.4
  </code></pre>
  
  <p>When I run </p>
  
  <pre><code>pip install -r requirements.txt
  </code></pre>
  
  <p>I got an error <code>mysql_config not found</code>. To solve this I ran </p>
  
  <pre><code>PATH=$PATH:/usr/local/mysql/bin
  </code></pre>
  
  <p>It now throws </p>
  
  <pre><code>    _mysql.c:44:10: fatal error: 'my_config.h' file not found
      #include "my_config.h"
               ^~~~~~~~~~~~~
      1 error generated.
      error: command 'cc' failed with exit status 1
  
      ----------------------------------------
  Command ""/Users/nitish/gitProjects/Vision Backlog/vb_env/bin/python" -u -c "import setuptools, tokenize;__file__='/private/var/folders/ql/_w2_rlvs2351pdcnzhn04sf40000gn/T/pip-install-M4ue9E/mysql-python/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /private/var/folders/ql/_w2_rlvs2351pdcnzhn04sf40000gn/T/pip-record-7OCzf1/install-record.txt --single-version-externally-managed --compile --install-headers "/Users/nitish/gitProjects/Vision Backlog/vb_env/include/site/python2.7/mysql-python"" failed with error code 1 in /private/var/folders/ql/_w2_rlvs2351pdcnzhn04sf40000gn/T/pip-install-M4ue9E/mysql-python/
  </code></pre>
  
  <p>Why is this happening?</p>
  
  <p>UPDATE: following bellow solution threw:</p>
  
  <pre><code>Collecting MySQL-python
    Using cached https://files.pythonhosted.org/packages/a5/e9/51b544da85a36a68debe7a7091f068d802fc515a3a202652828c73453cad/MySQL-python-1.2.5.zip
      Complete output from command python setup.py egg_info:
      Traceback (most recent call last):
        File "&lt;string&gt;", line 1, in &lt;module&gt;
        File "/private/var/folders/ql/_w2_rlvs2351pdcnzhn04sf40000gn/T/pip-install-X6b4rU/MySQL-python/setup.py", line 17, in &lt;module&gt;
          metadata, options = get_config()
        File "setup_posix.py", line 53, in get_config
          libraries = [ dequote(i[2:]) for i in libs if i.startswith(compiler_flag("l")) ]
        File "setup_posix.py", line 8, in dequote
          if s[0] in "\"'" and s[0] == s[-1]:
      IndexError: string index out of range
  </code></pre>