Styling in test_callbacks.py
Styling in test_callbacks.py

hackaugusto/raiden,tomaaron/raiden,tomashaber/raiden,tomaaron/raiden,tomashaber/raiden,tomaaron/raiden,tomashaber/raiden,tomashaber/raiden,tomaaron/raiden,charles-cooper/raiden,tomashaber/raiden,hackaugusto/raiden,charles-cooper/raiden