def test_eelsdb_xas():
try:
ss = eelsdb(
spectrum_type="xrayabs",
max_n=1,
)
except SSLError:
ss = eelsdb(spectrum_type="xrayabs", max_n=1, verify_certificate=False)
assert len(ss) == 1
md = ss[0].metadata
assert md.Signal.signal_type == "XAS"
def test_eelsdb_eels():
try:
ss = eelsdb(
title="Boron Nitride Multiwall Nanotube",
formula="BN",
spectrum_type="coreloss",
edge="K",
min_energy=370,
max_energy=1000,
min_energy_compare="gt",
max_energy_compare="lt",
resolution="0.7 eV",
resolution_compare="lt",
max_n=2,
order="spectrumMin",
order_direction='DESC',
monochromated=False,
)
except SSLError:
warnings.warn("The https://eelsdb.eu certificate seems to be invalid. "
"Consider notifying the issue to the EELSdb webmaster.")
ss = eelsdb(title="Boron Nitride Multiwall Nanotube",
formula="BN",
spectrum_type="coreloss",
edge="K",
min_energy=370,
max_energy=1000,
min_energy_compare="gt",
max_energy_compare="lt",
resolution="0.7 eV",
resolution_compare="lt",
max_n=2,
order="spectrumMin",
order_direction='DESC',
monochromated=False,
verify_certificate=False)
except Exception as e:
# e.g. failures such as ConnectionError or MaxRetryError
pytest.skip(f"Skipping eelsdb test due to {e}")
assert len(ss) == 2
md = ss[0].metadata
assert md.General.author == "Odile Stephan"
assert (md.Acquisition_instrument.TEM.Detector.EELS.collection_angle == 24)
assert md.Acquisition_instrument.TEM.convergence_angle == 15
assert md.Acquisition_instrument.TEM.beam_energy == 100
assert md.Signal.signal_type == "EELS"
assert "perpendicular" in md.Sample.description
assert "parallel" in ss[1].metadata.Sample.description
assert md.Sample.chemical_formula == "BN"
assert md.Acquisition_instrument.TEM.microscope == "STEM-VG"
def test_eelsdb_xas():
try:
ss = eelsdb(
spectrum_type="xrayabs",
max_n=1,
)
except SSLError:
ss = eelsdb(spectrum_type="xrayabs", max_n=1, verify_certificate=False)
except Exception as e:
# e.g. failures such as ConnectionError or MaxRetryError
pytest.skip(f"Skipping eelsdb test due to {e}")
assert len(ss) == 1
md = ss[0].metadata
assert md.Signal.signal_type == "XAS"
def test_eelsdb_eels():
try:
request = requests.get('http://api.eelsdb.eu',)
except requests.exceptions.ConnectionError:
raise SkipTest
ss = eelsdb(
title="Boron Nitride Multiwall Nanotube",
formula="BN",
spectrum_type="coreloss",
edge="K",
min_energy=370,
max_energy=1000,
min_energy_compare="gt",
max_energy_compare="lt",
resolution="0.7 eV",
resolution_compare="lt",
max_n=2,
order="spectrumMin",
order_direction='DESC',
monochromated=False, )
nt.assert_equal(len(ss), 2)
md = ss[0].metadata
nt.assert_equal(md.General.author, "Odile Stephan")
nt.assert_equal(
md.Acquisition_instrument.TEM.Detector.EELS.collection_angle, 24)
nt.assert_equal(md.Acquisition_instrument.TEM.convergence_angle, 15)
nt.assert_equal(md.Acquisition_instrument.TEM.beam_energy, 100)
nt.assert_equal(md.Signal.signal_type, "EELS")
nt.assert_true("perpendicular" in md.Sample.description)
nt.assert_true("parallel" in ss[1].metadata.Sample.description)
nt.assert_equal(md.Sample.chemical_formula, "BN")
nt.assert_equal(md.Acquisition_instrument.TEM.microscope, "STEM-VG")
def test_eelsdb_eels():
ss = eelsdb(
title="Boron Nitride Multiwall Nanotube",
formula="BN",
spectrum_type="coreloss",
edge="K",
min_energy=370,
max_energy=1000,
min_energy_compare="gt",
max_energy_compare="lt",
resolution="0.7 eV",
resolution_compare="lt",
max_n=2,
order="spectrumMin",
order_direction='DESC',
monochromated=False, )
assert len(ss) == 2
md = ss[0].metadata
assert md.General.author == "Odile Stephan"
assert (
md.Acquisition_instrument.TEM.Detector.EELS.collection_angle == 24)
assert md.Acquisition_instrument.TEM.convergence_angle == 15
assert md.Acquisition_instrument.TEM.beam_energy == 100
assert md.Signal.signal_type == "EELS"
assert "perpendicular" in md.Sample.description
assert "parallel" in ss[1].metadata.Sample.description
assert md.Sample.chemical_formula == "BN"
assert md.Acquisition_instrument.TEM.microscope == "STEM-VG"
def test_eelsdb_xas():
try:
request = requests.get('http://api.eelsdb.eu',)
except requests.exceptions.ConnectionError:
raise SkipTest
ss = eelsdb(
spectrum_type="xrayabs", max_n=1,)
nt.assert_equal(len(ss), 1)
md = ss[0].metadata
nt.assert_equal(md.Signal.signal_type, "XAS")
def test_eelsdb_xas():
ss = eelsdb(
spectrum_type="xrayabs", max_n=1,)
assert len(ss) == 1
md = ss[0].metadata
assert md.Signal.signal_type == "XAS"