```coffeescript
'.platform-darwin, .platform-darwin .simple-flake8 .editor':
  'cmd-shift-8': 'simple-flake8:toggle'

'.platform-win32, .platform-win32 .simple-flake8 .editor':
  'ctrl-shift-8': 'simple-flake8:toggle'

'.platform-linux, .platform-linux .simple-flake8 .editor':
  'ctrl-shift-8': 'simple-flake8:toggle'
```

Fix deprecation of editor class in keymap.
user
```coffeescript
'.platform-darwin atom-text-editor, .platform-darwin .simple-flake8':
  'cmd-shift-8': 'simple-flake8:toggle'

'.platform-win32 atom-text-editor, .platform-win32 .simple-flake8':
  'ctrl-shift-8': 'simple-flake8:toggle'

'.platform-linux atom-text-editor, .platform-linux .simple-flake8':
  'ctrl-shift-8': 'simple-flake8:toggle'
```
assistant