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add warning for remote import...
add warning for remote import remote import handle aliasing does not work, as told in the docs. This is kind of unexpected, as it worked locally, without any warning, resulting in asymmetric module handles.

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test_events.py
32 lines | 929 B | text/x-python | PythonLexer
import unittest
try: # Python 3.3 +
from unittest.mock import Mock
except ImportError:
from mock import Mock
from IPython.core import events
import IPython.testing.tools as tt
def ping_received():
pass
class CallbackTests(unittest.TestCase):
def setUp(self):
self.em = events.EventManager(get_ipython(), {'ping_received': ping_received})
def test_register_unregister(self):
cb = Mock()
self.em.register('ping_received', cb)
self.em.trigger('ping_received')
self.assertEqual(cb.call_count, 1)
self.em.unregister('ping_received', cb)
self.em.trigger('ping_received')
self.assertEqual(cb.call_count, 1)
def test_cb_error(self):
cb = Mock(side_effect=ValueError)
self.em.register('ping_received', cb)
with tt.AssertPrints("Error in callback"):
self.em.trigger('ping_received')