Fixed lint errors

Author: ellmetha

machina/core/compat.py

@@ -6,7 +6,7 @@
 try:
     # Try from the Pillow (or one variant of PIL) install location first.
     from PIL import Image as PILImage
-except ImportError as err:  # pragma: no cover
+except ImportError:  # pragma: no cover
     try:
         # If that failed, try the alternate import syntax for PIL.
         import Image as PILImage  # noqa

setup.cfg

@@ -1,6 +1,6 @@
 [flake8]
 exclude = migrations,node_modules,example_projects,build,docs,.tox,.venv
-ignore = E731
+ignore = E731, W504
 max-line-length = 100
 
 [isort]