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import copy
from typing import List
import pytest
import parsl
from parsl.app.app import bash_app
const_list_x: List[str] = []
const_list_x_arg: List[str] = copy.deepcopy(const_list_x)
assert const_list_x == const_list_x_arg
@bash_app(cache=True, ignore_for_cache=['x'])
def oneshot_app(x):
if x != 0:
raise RuntimeError("App was executed when it should not have been")
return "true"
def test_memo_same_at_definition():
oneshot_app(x=0).result() # this should be executed
oneshot_app(x=1).result() # this should be memoized, and will raise a RuntimeError if actually executed
@bash_app(cache=True, ignore_for_cache=const_list_x_arg)
def no_checkpoint_stdout_app(stdout=None):
return "echo X"
@pytest.mark.shared_fs
def test_memo_stdout(tmpd_cwd):
assert const_list_x == const_list_x_arg
path_x = tmpd_cwd / "test.memo.stdout.x"
# this should run and create a file named after path_x
no_checkpoint_stdout_app(stdout=str(path_x)).result()
path_x.unlink(missing_ok=False)
no_checkpoint_stdout_app(stdout=str(path_x)).result()
assert not path_x.exists(), "For memoization, expected NO file written"
# this should also be memoized, so not create an arbitrary name
z_fut = no_checkpoint_stdout_app(stdout=parsl.AUTO_LOGNAME)
z_fut.result()
assert const_list_x == const_list_x_arg
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