/usr/lib/python2.7/dist-packages/ipykernel/tests/test_pickleutil.py is in python-ipykernel 4.5.2-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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import pickle
import nose.tools as nt
from ipykernel.pickleutil import can, uncan, codeutil
def interactive(f):
f.__module__ = '__main__'
return f
def dumps(obj):
return pickle.dumps(can(obj))
def loads(obj):
return uncan(pickle.loads(obj))
def test_no_closure():
@interactive
def foo():
a = 5
return a
pfoo = dumps(foo)
bar = loads(pfoo)
nt.assert_equal(foo(), bar())
def test_generator_closure():
# this only creates a closure on Python 3
@interactive
def foo():
i = 'i'
r = [ i for j in (1,2) ]
return r
pfoo = dumps(foo)
bar = loads(pfoo)
nt.assert_equal(foo(), bar())
def test_nested_closure():
@interactive
def foo():
i = 'i'
def g():
return i
return g()
pfoo = dumps(foo)
bar = loads(pfoo)
nt.assert_equal(foo(), bar())
def test_closure():
i = 'i'
@interactive
def foo():
return i
pfoo = dumps(foo)
bar = loads(pfoo)
nt.assert_equal(foo(), bar())
def test_uncan_bytes_buffer():
data = b'data'
canned = can(data)
canned.buffers = [memoryview(buf) for buf in canned.buffers]
out = uncan(canned)
nt.assert_equal(out, data)
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