Missing `get_decorated_callables()` in python

[rahlk]

Is your feature request related to a problem? Please describe.
Yes, get_decorated_callables() gives me a not implemented error.

Describe the solution you'd like
A PyCallable list of known decorators

Describe alternatives you've considered
NA

Additional context
This is a paired issue in codeanalyzer-python for this

• Need class decorators too
• Need to unparse decorator strings
• Decorator call edges must be complete and correct