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import pytest
import parsl
from parsl.tests.configs.htex_local import fresh_config as local_config
@parsl.python_app
def return_range(x):
return list(range(x))
@pytest.mark.local
def test_range_identities():
x = 3
fut1 = return_range(x)
res1 = fut1.result()
fut2 = return_range(x)
res2 = fut2.result()
# Check that the returned futures are different, by both usual
# Python equalities.
# This is not strictly part of the regression test for #2555
# but will detect related unexpected Future caching.
assert fut1 != fut2
assert id(fut1) != id(fut2)
# check that the two invocations returned the same value...
assert res1 == res2
# ... but in two different objects.
assert id(res1) != id(res2)
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