Traceback (most recent call last):


 "test_random_walk.py", line 81, in <module>

viz.step()


 "/Users/jjgomezcadenas/Projects/Development/src/mesa/mesa/visualization/TextVisualization.py", line 57, in step

self.model.step()


 "test_random_walk.py", line 53, in step

self.schedule.step()


 "/Users/jjgomezcadenas/Projects/Development/src/mesa/mesa/time.py", line 120, in step

agent.step()


 "test_random_walk.py", line 20, in step

self.random_move()


 "/Users/jjgomezcadenas/Projects/Development/mesaTutorials/wolf_sheep/wolf_sheep/random_walk.py", line 39, in random_move

next_moves = self.model.grid.get_neighborhood(self.pos, self.moore, True)
AttributeError: 'bool' object has no attribute 'grid'

> 2020-03-26T13:52:59:ERROR:localstack.services.generic_proxy: Error forwarding request: 'NoneType' object has no attribute 'headers' Traceback (most recent call last):


 "/opt/code/localstack/localstack/services/generic_proxy.py", line 247, in forward

listener_result = listener.forward_request(method=method,


 "/opt/code/localstack/.venv/lib/python3.8/site-packages/localstack_ext/services/apigateway/apigateway_extended.py", line 64, in forward_request
AttributeError: 'NoneType' object has no attribute 'headers'
