def test_do_func_raises_keyboard_interrupt():
@processpool.do_func
def error_do_func(filename, i):
raise KeyboardInterrupt("whoops")
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
with pytest.raises(KeyboardInterrupt):
processpool.do(error_do_func, iterable, pool_size=1)
assert set(t.read().split()) == set([])
def test_do_func_raises_ioerror_exc():
@processpool.do_func
def error_do_func(filename, i):
raise IOError("whoops")
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
with pytest.raises(IOError):
processpool.do(error_do_func, iterable, pool_size=1)
assert set(t.read().split()) == set([])
def test_do_func_raises_other_exception():
# We want to ensure we do not stop extraction on unknown exceptions
@processpool.do_func
def error_do_func(filename, i):
raise MyKindOfError("whoops")
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
with pytest.raises(MyKindOfError):
processpool.do(error_do_func, iterable, pool_size=1)
def test_do_func_raises_keyboard_interrupt():
@processpool.do_func
def error_do_func(filename, i):
raise KeyboardInterrupt("whoops")
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
with pytest.raises(KeyboardInterrupt):
processpool.do(error_do_func, iterable, pool_size=1)
assert set(t.read().split()) == set([])
def test_do_func_raises_ioerror_exc():
@processpool.do_func
def error_do_func(filename, i):
raise IOError("whoops")
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
with pytest.raises(IOError):
processpool.do(error_do_func, iterable, pool_size=1)
assert set(t.read().split()) == set([])
def test_do_func_raises_other_exception():
# We want to ensure we do not stop extraction on unknown exceptions
@processpool.do_func
def error_do_func(filename, i):
raise MyKindOfError("whoops")
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
with pytest.raises(MyKindOfError):
processpool.do(error_do_func, iterable, pool_size=1)
def test_error_during_iteration_in_this_process():
t = tempfile.NamedTemporaryFile()
def error_during_iteration():
yield (t.name, 1)
yield (t.name, 2)
raise MyKindOfError(t.name)
iterable = error_during_iteration()
with pytest.raises(MyKindOfError):
processpool.do(do_func, iterable, pool_size=1)
assert set(t.read().split()) == set([b'1', b'2'])
def test_error_during_iteration_in_this_process():
t = tempfile.NamedTemporaryFile()
def error_during_iteration():
yield (t.name, 1)
yield (t.name, 2)
raise MyKindOfError(t.name)
iterable = error_during_iteration()
with pytest.raises(MyKindOfError):
processpool.do(do_func, iterable, pool_size=1)
assert set(t.read().split()) == set([b'1', b'2'])
def test_error_during_iteration():
t = tempfile.NamedTemporaryFile()
# We have to do a little dance to get an exception
# that occurs during iteration to not screw up
# the process pool.
# If you want to see what I mean try
def error_during_iteration():
yield (t.name, 1)
yield (t.name, 2)
raise MyKindOfError(t.name)
iterable = error_during_iteration()
with pytest.raises(MyKindOfError):
processpool.do(do_func, iterable)
assert set(t.read().split()) == set([b'1', b'2'])
def test_error_during_iteration():
t = tempfile.NamedTemporaryFile()
# We have to do a little dance to get an exception
# that occurs during iteration to not screw up
# the process pool.
# If you want to see what I mean try
def error_during_iteration():
yield (t.name, 1)
yield (t.name, 2)
time.sleep(0.01)
raise MyKindOfError(t.name)
iterable = error_during_iteration()
with pytest.raises(MyKindOfError):
processpool.do(do_func, iterable)
assert set(t.read().split()) == set([b'1', b'2'])
def test_initializer_in_this_process():
mutable = {}
def initializer(value):
mutable['prefix'] = value
@processpool.do_func
def do_func_with_initializer(filename, number):
with open(filename, 'a+') as fp:
fp.write('{0}:{1}\n'.format(mutable['prefix'], number))
fp.flush()
t = tempfile.NamedTemporaryFile()
processpool.do(do_func_with_initializer, ((t.name, i) for i in (7, 8)),
pool_size=1,
initializer=initializer,
initargs=('foo', ))
assert set(t.read().split()) == set([b'foo:7', b'foo:8'])
def test_initializer_in_this_process():
mutable = {}
def initializer(value):
mutable['prefix'] = value
@processpool.do_func
def do_func_with_initializer(filename, number):
with open(filename, 'a+') as fp:
fp.write('{0}:{1}\n'.format(mutable['prefix'], number))
fp.flush()
t = tempfile.NamedTemporaryFile()
processpool.do(do_func_with_initializer,
((t.name, i) for i in (7, 8)),
pool_size=1,
initializer=initializer,
initargs=('foo',)
)
assert set(t.read().split()) == set([b'foo:7', b'foo:8'])
def test_more_work_in_pool():
t = tempfile.NamedTemporaryFile()
processpool.do(do_func, ((t.name, i) for i in (7, 8)))
assert set(t.read().split()) == set([b'7', b'8', b'other=a', b'other=b'])
def test_do_in_this_process():
t = tempfile.NamedTemporaryFile()
processpool.do(do_func, ((t.name, i) for i in range(3)), pool_size=1)
assert set(t.read().split()) == set([b'0', b'1', b'2'])
def test_do_in_pool():
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
processpool.do(do_func, iterable)
assert set(t.read().split()) == set([b'0', b'1', b'2'])
def test_do_in_pool():
t = tempfile.NamedTemporaryFile()
iterable = ((t.name, i) for i in range(3))
processpool.do(do_func, iterable)
assert set(t.read().split()) == set([b'0', b'1', b'2'])
def test_more_work_in_pool():
t = tempfile.NamedTemporaryFile()
processpool.do(do_func, ((t.name, i) for i in (7, 8)))
assert set(t.read().split()) == set([b'7', b'8', b'other=a', b'other=b'])
def test_do_in_this_process():
t = tempfile.NamedTemporaryFile()
processpool.do(do_func, ((t.name, i) for i in range(3)), pool_size=1)
assert set(t.read().split()) == set([b'0', b'1', b'2'])
