exception documentation

Baseclass for interpreter exceptions.

Method __init__ Exception initialization.
Method __str__ Nicely printable version of the exception.
Instance Variable pcontext PContext object with the interpreter state and error messages.
def __init__(self, pcontext: PContext):

Exception initialization.

Parameters
pcontext:PContextPContext object with the interpreter state and error messages.
def __str__(self) -> str:

Nicely printable version of the exception.

Returns
strString.
pcontext =

PContext object with the interpreter state and error messages.