include path for python and php

[funderburkjim]

for php

• The paths to search for files X with 'include(X)are determined by theinclude_path` configuration variable.
• This variable may be reset at run time.

  $path = '/usr/lib/pear';
  set_include_path(get_include_path() . PATH_SEPARATOR . $path);

[funderburkjim]

for python

[Python 2 modules](https://docs.python.org/2/tutorial/modules.html_

import X

To find the module X.py, Python examines the list of directories in the sys.path variable.