pyGet0
======
The function pyGet0 gets Python objects by name.    

Primitive data types like bool, int, long, float, str,
bytes and unicode are returned as R objects. Python tuples, lists,
dictionaries and other Python objects are returned as virtual
Python objects.    

.. note::

    pyGet0 never creates a new Python object.

Usage
-----
.. code-block:: R

    pyGet0(key)

Arguments
---------
.. raw:: html

    <table style="width:100%">
      <tr>
        <td style="background-color:#FFFFE0;"><b>key</b> &nbsp;</td>
        <td style="background-color:#E0E6F8;">a string specifying the name of a Python object.</td>
      </tr>
    </table>

Examples
--------
.. code-block:: R

    if ( pyIsConnected() ){
    pyExec("import os")
    os <- pyGet0("os")
    os$getcwd()
    os$sep
    os$sep <- "Hello Python!"
    pyExecp("os.sep")
    }