ishell: use traitlets.config and require ipython >= 4.0.0 Since version 4 was released in 2015, ishell has warned: IPython/config.py:13: ShimWarning: The `IPython.config` package has been deprecated. You should import from traitlets.config instead. "You should import from traitlets.config instead.", ShimWarning)

babel >= 0.9.6, < 2.4
waitress >= 0.8.8, < 1.0
pytest ~= 3.0, >= 3.3.0
pytest-runner
pytest-sugar>=0.7.0
pytest-benchmark
pytest-localserver
mock
sphinx
webtest < 3