Provide access to named connections in PythonCaller

It would be great if the PythonCaller could get access to FME named connections, even in an obfuscated manner, for use in connecting to web sites and databases.

For example, making a web connection available in the PythonCaller as a requests.auth object for use by the "requests" module for HTTP requests:

• http://docs.python-requests.org/en/master/user/authentication/