Pyforms - no module named AddMenuFuntionality

[psalrod]

I have a problem running the People example in (PeopleWindow.py): No module named 'AddMenuFuntionality'. It seems that is another lower/upper case issue or a mistake on the module name.
I couldn't find a solution for that so far.

[psalrod]

See the output below:
RESTART: /home/paulo/Documentos/Projetos Python/pyforms/person/PeopleWindow.py
[INFO ] OpenGL.acceleratesupport OpenGL_accelerate module loaded
[INFO ] OpenGL.arrays.arraydatatype Using accelerated ArrayDatatype
Traceback (most recent call last):
File "/home/paulo/Documentos/Projetos Python/pyforms/person/PeopleWindow.py", line 6, in
from AddMenuFuntionality import AddMenuFuntionality
ModuleNotFoundError: No module named 'AddMenuFuntionality'