Python optional Examples

Example #1

def test_optional_fail():
    assert dep.optional('bleepbloop') is None

Example #2

File: test_dependencies.py Project: brianpanneton/bokeh

def test_optional_fail():
    assert dep.optional('bleepbloop') is None

Example #3

def test_optional_success():
    assert dep.optional('sys') is not None

Example #4

File: test_dependencies.py Project: brianpanneton/bokeh

def test_optional_success():
    assert dep.optional('sys') is not None