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Addition of isInstance test of BackendSerial #4773

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merged 3 commits into from
Nov 20, 2024
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Merged

Addition of isInstance test of BackendSerial #4773

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150ee4b
Update test_base.py
talagayev Oct 29, 2024
8a54898
Update test_base.py
talagayev Oct 29, 2024
7d0dc7a
Update test_base.py
talagayev Nov 13, 2024
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13 changes: 13 additions & 0 deletions testsuite/MDAnalysisTests/analysis/test_base.py
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Original file line number Diff line number Diff line change
Expand Up @@ -286,6 +286,19 @@ def test_parallelizable_transformations():
with pytest.raises(ValueError):
FrameAnalysis(u.trajectory).run(backend='multiprocessing')


def test_instance_serial_backend(u):
# test that isinstance is checked and the correct ValueError raise appears
msg = 'Can not display progressbar with non-serial backend'
with pytest.raises(ValueError, match=msg):
FrameAnalysis(u.trajectory).run(
backend=backends.BackendMultiprocessing(n_workers=2),
verbose=True,
progressbar_kwargs={"leave": True},
unsupported_backend=True
)


def test_frame_bool_fail(client_FrameAnalysis):
u = mda.Universe(TPR, XTC) # dt = 100
an = FrameAnalysis(u.trajectory)
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