alpha.py

class Alpha(Cosmos):
    def __init__(self):
        self.name = "Alpha.class"

notes.md

python version:

Python 3.6.8 (default, Nov 21 2019, 19:31:34)

output

Traceback (most recent call last):
  File "./test.py", line 3, in <module>
    from alpha import *
  File "/home/dhynes/testing/alpha.py", line 1, in <module>
    class Alpha(Cosmos):
NameError: name 'Cosmos' is not defined

test.py

#!/usr/bin/env python3

from alpha import *
class Cosmos(object):
    def __init__(self):
        self.name = "Cosmos.class"

c = Cosmos()
print(c)