def test_grouping():
result = group(add.s(i, i) for i in range(10, 20))().get()
print(result)
result = chain(add.s(2, 2) | mul.s((4)))().get()
print(result)
result = chord((mul.s(i, i) for i in range(10)), xsum.s())().get()
print(result)
result = (group(mul.s(i, i) for i in range(10)) | xsum.s())().get()
print(result)
def test_group_results():
job = group([
add.s(2, 4),
mul.s(4, 9),
xsum.s([2, 3, 5]),
])
result = job.apply_async()
print(result.ready())
print(result.successful())
print(result.join())
print(result.get())
print('Chain result: %s' % res.get())
# shortcut of above
res = (add.s(2, 2) | add.s(4) | add.s(8))()
print('Chain shortcut: %s' % res.get())
res = chain(add.si(2, 2), add.si(4, 5), add.si(8, 8))()
print('Chain with independent task: %s' % res.get()) # 8 + 8
print('Parent result: %s' % res.parent.get()) # 4 + 5
print('Parent of parent result: %s' % res.parent.parent.get()) # 2 + 2
## group primitive
res = group(add.s(i, i) for i in range(10))()
print('Group result: %s' % res.get())
## chord primitive
res = chord((add.s(i, i) for i in range(10)), xsum.s())()
# is equal to: group(add.s(i, i) for i in range(10)) | xsum.s()
print('Chord result: %s' % res.get())
res = chord([add.s(2, 2), raise_error.s(), add.s(4, 4)], xsum.s())()
print(res.get(propagate=False))
print('Map result: %s' % ~xsum.map([list(range(10)), list(range(100))]))
print('Starmap result: %s' % ~add.starmap(zip(range(10), range(10))))
print('Chunks result: %s' % ~add.chunks(zip(range(100), range(100)), 10))
# group(
# (add.s(4, 4) | mul.s(2)), # 16
# (add.s(5, 4) | mul.s(3)), # 27
# (add.s(5, 5) | mul.s(4)) # 40
# )
# | xsum.s() # 83
# )
# res.apply_async()
# raise exception still can run, and call handle error function
res = (
group(
(add.s(4, 4) | mul.s(2)), # 16
(add.s(5, 4) | mul.s(3)), # 27
(add.s(5, 5) | mul.s(4)) # 40
)
| xsum.s() # 83
)
res.apply_async(link_error=report_error())
# raise exception then it's run forever
# res = (
# group(
# (add.s(4, 4) | mul.s(2)), # 16
# (add.s(5, 4) | mul.s(3)), # 27
# (add.s(5, 5) | mul.s(4)) # 40
# )
# | xsum.s() # 83
# )
# res().get()
from tasks import add, append, xsum
from celery import chord, group
print("HERE")
res = chord((add.s(i, i) for i in range(10)), xsum.s())()
print(res.get())
res = group(add.s(i, i) for i in range(10))()
print(res.get())
res = chord(add.s(x, x) for x in range(7))(append.si('complete and '),
interval=1)
print(res.get())
def test_complex_chord():
result = chord(mul.s(i, i) for i in range(100))(xsum.s()).get()
print(result)