MOOSE documentation is split into Python documentation and builtin documentation. The functions and classes that are only part of the Python interface can be viewed via Python's builtin help function:
>>> help(moose.connect)The documentation built into main C++ code of MOOSE can be accessed via the module function doc:
>>> moose.doc('Neutral')To get documentation about a particular field:
>>> moose.doc('Neutral.childMsg')moose_functions moose_classes