def test_int_against_int(self):
nm = NumberArrayMeta("int32")
values = [1, 2, 3]
response = nm.validate(values)
for i, value in enumerate(response):
assert values[i] == value
def test_float_against_float64(self):
nm = NumberArrayMeta("float64")
values = [1.2, 3.4, 5.6]
response = nm.validate(values)
for i, value in enumerate(response):
assert values[i] == value
def test_float_against_float32(self):
nm = NumberArrayMeta("float32")
values = [1.2, 3.4, 5.6]
response = nm.validate(values)
for i, value in enumerate(response):
self.assertAlmostEqual(values[i], response[i], places=5)
def test_numpy_array(self):
nm = NumberArrayMeta("float64")
values = np.array([1.2, 3.4, 5.6])
response = nm.validate(values)
for i, value in enumerate(response):
assert values[i] == value
def __init__(
self,
name: util.APartName,
description: util.AMetaDescription,
pv: util.APv = "",
rbv: util.ARbv = "",
rbv_suffix: util.ARbvSuffix = "",
min_delta: util.AMinDelta = 0.05,
timeout: util.ATimeout = DEFAULT_TIMEOUT,
sink_port: util.ASinkPort = None,
widget: util.AWidget = None,
group: util.AGroup = None,
config: util.AConfig = True,
display_from_pv: util.AGetLimits = True,
) -> None:
super().__init__(name)
self.display_from_pv = display_from_pv
self.caa = util.CAAttribute(
NumberArrayMeta("float64", description),
util.catools.DBR_DOUBLE,
pv,
rbv,
rbv_suffix,
min_delta,
timeout,
sink_port,
widget,
group,
config,
on_connect=self._update_display,
)
def __init__(
self,
name: util.APartName,
description: util.AMetaDescription,
pv: util.APv = "",
rbv: util.ARbv = "",
rbv_suffix: util.ARbvSuffix = "",
min_delta: util.AMinDelta = 0.05,
timeout: util.ATimeout = DEFAULT_TIMEOUT,
sink_port: util.ASinkPort = None,
widget: util.AWidget = None,
group: util.AGroup = None,
config: util.AConfig = True,
) -> None:
super().__init__(name)
self.caa = util.CAAttribute(
NumberArrayMeta("int32", description),
util.catools.DBR_LONG,
pv,
rbv,
rbv_suffix,
min_delta,
timeout,
sink_port,
widget,
group,
config,
)
def __init__(self, client, meta, block_name, field_name):
# type: (AClient, AMeta, ABlockName, AFieldName) -> None
# Fill in the meta object with the correct headers
columns = OrderedDict()
self.field_data = OrderedDict()
fields = client.get_table_fields(block_name, field_name)
if not fields:
# Didn't put any metadata in, make some up
fields["VALUE"] = TableFieldData(31, 0, "The Value", None)
for column_name, field_data in fields.items():
nbits = field_data.bits_hi - field_data.bits_lo + 1
if nbits < 1:
raise ValueError("Bad bits in %s" % (field_data, ))
if field_data.labels:
column_meta = ChoiceArrayMeta(choices=field_data.labels)
widget = Widget.COMBO
elif nbits == 1:
column_meta = BooleanArrayMeta()
widget = Widget.CHECKBOX
else:
if nbits <= 8:
dtype = "uint8"
elif nbits <= 16:
dtype = "uint16"
elif nbits <= 32:
dtype = "uint32"
elif nbits <= 64:
dtype = "uint64"
else:
raise ValueError("Bad bits in %s" % (field_data, ))
column_meta = NumberArrayMeta(dtype)
widget = Widget.TEXTINPUT
column_name = snake_to_camel(column_name)
column_meta.set_label(camel_to_title(column_name))
column_meta.set_tags([widget.tag()])
column_meta.set_description(field_data.description)
column_meta.set_writeable(True)
columns[column_name] = column_meta
self.field_data[column_name] = field_data
meta.set_elements(columns)
# Superclass will make the attribute for us
super(PandABlocksTablePart, self).__init__(client, meta, block_name,
field_name)
def __init__(self,
name, # type: util.APartName
description, # type: util.AMetaDescription
pv="", # type: util.APv
rbv="", # type: util.ARbv
rbv_suffix="", # type: util.ARbvSuffix
min_delta=0.05, # type: util.AMinDelta
timeout=DEFAULT_TIMEOUT, # type: util.ATimeout
sink_port=None, # type: util.ASinkPort
widget=None, # type: util.AWidget
group=None, # type: util.AGroup
config=True, # type: util.AConfig
):
# type: (...) -> None
super(CADoubleArrayPart, self).__init__(name)
self.caa = util.CAAttribute(
NumberArrayMeta("float64", description), util.catools.DBR_DOUBLE,
pv, rbv, rbv_suffix, min_delta, timeout, sink_port, widget, group,
config)
def __init__(
self,
client: AClient,
meta: AMeta,
block_name: ABlockName,
field_name: AFieldName,
) -> None:
# Fill in the meta object with the correct headers
columns = OrderedDict()
self.field_data = OrderedDict()
fields = client.get_table_fields(block_name, field_name)
if not fields:
# Didn't put any metadata in, make some up
fields["VALUE"] = TableFieldData(31, 0, "The Value", None, True)
for column_name, field_data in fields.items():
nbits = field_data.bits_hi - field_data.bits_lo + 1
if nbits < 1:
raise ValueError("Bad bits in %s" % (field_data, ))
if field_data.labels:
column_meta = ChoiceArrayMeta(choices=field_data.labels)
widget = Widget.COMBO
elif nbits == 1:
column_meta = BooleanArrayMeta()
widget = Widget.CHECKBOX
else:
dtype = get_dtype(nbits, field_data.signed)
column_meta = NumberArrayMeta(dtype)
widget = Widget.TEXTINPUT
column_name = snake_to_camel(column_name)
column_meta.set_label(camel_to_title(column_name))
column_meta.set_tags([widget.tag()])
column_meta.set_description(field_data.description)
column_meta.set_writeable(True)
columns[column_name] = column_meta
self.field_data[column_name] = field_data
meta.set_elements(columns)
# Work out how many ints per row
# TODO: this should be in the block data
max_bits_hi = max(f.bits_hi for f in self.field_data.values())
self.ints_per_row = int((max_bits_hi + 31) / 32)
# Superclass will make the attribute for us
super().__init__(client, meta, block_name, field_name)
def __init__(
self,
name: util.APartName,
description: util.AMetaDescription,
pv_list: util.APvList = (),
name_list: util.ANameList = (),
min_delta: util.AMinDelta = 0.05,
timeout: util.ATimeout = DEFAULT_TIMEOUT,
widget: util.AWidget = Widget.PLOT,
group: util.AGroup = None,
config: util.AConfig = True,
display_from_pv: util.AGetLimits = True,
) -> None:
if len(pv_list) != len(name_list):
raise BadValueError(
"List of PVs must be same length as list of names!")
super().__init__(name)
self.display_from_pv = display_from_pv
elements = {}
for name in name_list:
elements[name] = NumberArrayMeta("float64",
name,
tags=[Widget.TEXTUPDATE.tag()])
self.name_list = name_list
self.pv_list = pv_list
self.caa = util.WaveformTableAttribute(
TableMeta(description, writeable=False, elements=elements),
util.catools.DBR_DOUBLE,
pv_list,
name_list,
min_delta,
timeout,
widget,
group,
config,
on_connect=self._update_display,
)
def test_none_validates(self):
nm = NumberArrayMeta("int32")
assert list(nm.validate(None)) == []
def test_null_element_zero(self):
nm = NumberArrayMeta("float64")
actual = nm.validate([1.2, None, 1.3])
assert actual[0] == 1.2
assert np.isnan(actual[1])
assert actual[2] == 1.3
def test_float_against_int_floors(self):
nm = NumberArrayMeta("int32")
actual = list(nm.validate([1.2, 34, 56]))
expected = [1, 34, 56]
assert actual == expected
def test_numpy_array_wrong_number_type_raises(self):
nm = NumberArrayMeta("int32")
values = np.array([1.2, 3.4, 5.6])
with self.assertRaises(AssertionError):
nm.validate(values)
def test_numpy_array_wrong_type_raises(self):
nm = NumberArrayMeta("float64")
values = "[1.2, 3.4, 5.6]"
with self.assertRaises(ValueError):
nm.validate(values)
