Main documentation entry point not helpful

[uekerman]

When typing

>>> import precice
>>> help(precice)

you get:

NAME
    precice

PACKAGE CONTENTS
    _version

FUNCTIONS
    action_read_iteration_checkpoint(...)
        Returns
        -------
        Name of action for reading iteration checkpoint
    
    action_write_initial_data(...)
        Returns
        -------
        Name of action for writing initial data
    
    action_write_iteration_checkpoint(...)
        Returns
        -------
        Name of action for writing iteration checkpoint
    
    get_version_information(...)
        Returns
        -------
        Current preCICE version information

VERSION
    v2.2.0.1

FILE
    /home/uekermbn/.local/lib/python3.8/site-packages/precice/__init__.py

It would be helpful to link/mention the Ìnterface object here and that help(precice.Interface) gives more information.