help x
This calls Python's built-in help function, which provides documentation for Python objects.
i1 : math = import "math" o1 = <module 'math' (built-in)> o1 : PythonObject of class module
i2 : help math o2 = This module provides access to the mathematical functions defined by the C standard.
i3 : help math@@sin o3 = Return the sine of x (measured in radians).