Description
Are you reporting a bug, or opening a feature request?
Reporting a bug.
Please insert below the code you are checking with mypy
import abc
class A(abc.ABC):
@abc.abstractmethod
def foo(self):
pass
class B(A):
def foo(self):
pass
class C(A):
def foo(self):
pass
cls_b = {1: B}[1]
cls_b()
cls_c = {2: C}[2]
cls_c()
cls_b_2 = {1: B, 2: C}[1]
# mypy error here:
# example.py:26: error: Cannot instantiate abstract class 'A' with abstract attribute 'foo'
cls_b_2()What is the actual behavior/output?
# example.py:26: error: Cannot instantiate abstract class 'A' with abstract attribute 'foo'
What is the behavior/output you expect?
No error.
What are the versions of mypy and Python you are using?
mypy 0.600
Python 3.6.5
Do you see the same issue after installing mypy from Git master?
Yes
What are the mypy flags you are using? (For example --strict-optional)
No flags.