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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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r19793:29ad24c8
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test_alias.py
40 lines | 1.1 KiB | text/x-python | PythonLexer
from IPython.utils.capture import capture_output
import nose.tools as nt
def test_alias_lifecycle():
name = 'test_alias1'
cmd = 'echo "Hello"'
am = _ip.alias_manager
am.clear_aliases()
am.define_alias(name, cmd)
assert am.is_alias(name)
nt.assert_equal(am.retrieve_alias(name), cmd)
nt.assert_in((name, cmd), am.aliases)
# Test running the alias
orig_system = _ip.system
result = []
_ip.system = result.append
try:
_ip.run_cell('%{}'.format(name))
result = [c.strip() for c in result]
nt.assert_equal(result, [cmd])
finally:
_ip.system = orig_system
# Test removing the alias
am.undefine_alias(name)
assert not am.is_alias(name)
with nt.assert_raises(ValueError):
am.retrieve_alias(name)
nt.assert_not_in((name, cmd), am.aliases)
def test_alias_args_error():
"""Error expanding with wrong number of arguments"""
_ip.alias_manager.define_alias('parts', 'echo first %s second %s')
# capture stderr:
with capture_output() as cap:
_ip.run_cell('parts 1')
nt.assert_equal(cap.stderr.split(':')[0], 'UsageError')