本文整理汇总了Python中safe_extras.parameters.float_parameter.FloatParameter类的典型用法代码示例。如果您正苦于以下问题:Python FloatParameter类的具体用法?Python FloatParameter怎么用?Python FloatParameter使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了FloatParameter类的15个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: test_init
def test_init(self):
"""Test initialize qt4 parameter factory."""
boolean_parameter = BooleanParameter('1231231')
boolean_parameter.name = 'Boolean'
boolean_parameter.help_text = 'A boolean parameter'
boolean_parameter.description = 'A test _description'
boolean_parameter.is_required = True
boolean_parameter.value = True
float_parameter = FloatParameter()
float_parameter.name = 'Float Parameter'
float_parameter.is_required = True
float_parameter.precision = 3
float_parameter.minimum_allowed_value = 1.0
float_parameter.maximum_allowed_value = 2.0
float_parameter.help_text = 'Short help.'
float_parameter.description = 'Long description for parameter.'
float_parameter.unit = 'metres'
float_parameter.value = 1.1
parameters = [boolean_parameter, float_parameter]
qt4_parameter_factory = Qt4ParameterFactory()
widgets = []
widget_classes = []
for parameter in parameters:
widget = qt4_parameter_factory.get_widget(parameter)
widgets.append(widget)
widget_classes.append(widget.__class__)
expected_classes = [BooleanParameterWidget, FloatParameterWidget]
message = 'Expected %s got %s' % (expected_classes, widget_classes)
self.assertListEqual(widget_classes, expected_classes, message)
示例2: threshold
def threshold():
"""Generator for the default threshold parameter.
:return: List of FloatParameter
:rtype: list[FloatParameter]
"""
field = FloatParameter()
field.name = tr('Thresholds [m]')
field.is_required = True
field.precision = 2
field.value = 1.0 # default value
unit_metres = parameter_unit_metres()
field.unit = unit_metres
field.allowed_units = [unit_metres]
field.help_text = tr(
'Threshold value to categorize inundated area.')
field.description = tr(
'Hazard value above the threshold in meter will be considered '
'inundated.')
return field
示例3: high_hazard_class
def high_hazard_class():
"""Parameter definition.
:returns: High Hazard Class parameter
:rtype: FloatParameter
"""
field = FloatParameter()
field.name = 'High Hazard Class'
field.element_type = float
field.value = 3.0
unit_generic = parameter_unit_generic()
field.unit = unit_generic
field.allowed_units = [unit_generic]
field.help_text = tr('High Hazard class value.')
field.description = tr(
'The value of hazard categorized as High Hazard class')
return field
示例4: test_all
def test_all(self):
"""Basic test of all properties."""
parameter = FloatParameter()
parameter.is_required = True
parameter.minimum_allowed_value = 1.0
parameter.maximum_allowed_value = 2.0
parameter.value = 1.123
self.assertEqual(1.123, parameter.value)
with self.assertRaises(TypeError):
parameter.value = 'Test'
with self.assertRaises(ValueOutOfBounds):
parameter.value = 3.0
with self.assertRaises(ValueOutOfBounds):
parameter.value = 0.5
示例5: test_set_minimum_allowed_value
def test_set_minimum_allowed_value(self):
"""Test setter for minimum allowed value."""
parameter = FloatParameter()
with self.assertRaises(TypeError):
parameter.maximum_allowed_value = 'One thousand'
parameter.minimum_allowed_value = 1
parameter.minimum_allowed_value = 1.0
# Also check that it raises an error if it exceeds max
parameter.maximum_allowed_value = 10.0
with self.assertRaises(InvalidMinimumError):
parameter.minimum_allowed_value = 11.0
# Also check that when we set a value it falls within [min, max]
parameter.value = 5
示例6: low_hazard_class
def low_hazard_class():
"""Parameter definition.
:returns: Low Hazard Class parameter
:rtype: FloatParameter
"""
field = FloatParameter()
field.name = 'Low Hazard Threshold'
field.element_type = float
field.value = 0.34
field.help_text = tr('Low Hazard class thresholds.')
field.description = tr(
'Threshold value of hazard categorized as Low Hazard class.')
return field
示例7: test_set_maximum_allowed_value
def test_set_maximum_allowed_value(self):
"""Test setter for maximum allowed value."""
parameter = FloatParameter()
with self.assertRaises(TypeError):
parameter.maximum_allowed_value = 'One million'
parameter.maximum_allowed_value = 1000
parameter.maximum_allowed_value = 11.0
# Also check that it raises an error if it precedes min
parameter.minimum_allowed_value = 10.0
with self.assertRaises(InvalidMaximumError):
parameter.maximum_allowed_value = 1.0
# Also check that when we set a value it falls within [min, max]
parameter.value = 10.5
示例8: high_hazard_class
def high_hazard_class():
"""Parameter definition.
:returns: High Hazard Class parameter
:rtype: FloatParameter
"""
field = FloatParameter()
field.name = 'High Hazard Threshold'
field.element_type = float
field.value = 1.0
field.help_text = tr('High Hazard class threshold.')
field.description = tr(
'Threshold value of hazard categorized as High Hazard class. It '
'should be greater than Medium Hazard Thresholds')
return field
示例9: unaffected_threshold
def unaffected_threshold():
"""Generate threshold for unaffected region
:returns: A FloatParameter.
:rtype: FloatParameter
"""
field = FloatParameter()
field.is_required = True
field.name = tr('Unaffected Threshold')
field.precision = 2
field.value = 1
field.minimum_allowed_value = 0
field.maximum_allowed_value = 100
field.value = 0.01
unit_centimetres = parameter_unit_centimetres()
field.unit = unit_centimetres
field.allowed_units = [unit_centimetres]
field.help_text = tr('Unaffected threshold.')
field.description = tr(
'The threshold of hazard categorized as Unaffected in '
'centimetres. A zone is categorized as Unaffected if the '
'thickness of ash is less than Unaffected Threshold.')
return field
示例10: evacuation_percentage
def evacuation_percentage():
"""Generator for the default evaluation percentage parameter.
:return: List of Float parameter
:rtype: list[FloatParameter]
"""
field = FloatParameter()
field.name = 'Evacuation Percentage'
field.is_required = True
field.maximum_allowed_value = 100
field.minimum_allowed_value = 0
field.value = 1
field.precision = 2
unit_percentage = parameter_unit_percentage()
field.unit = unit_percentage
field.allowed_units = [unit_percentage]
field.help_text = tr('Percentage value of affected population.')
field.description = tr(
'The value in percentage of the population that '
'represent the number of people needed to be evacuated.')
return field
示例11: age_postprocessor
def age_postprocessor():
"""Get age postprocessor selectors.
:return: Selectors to activate age postprocessor.
:rtype: list
"""
age = BooleanParameter()
age.name = 'Age'
age.value = True
youth_ratio = FloatParameter()
youth_ratio.name = 'Youth ratio'
youth_ratio.value = get_defaults('YOUTH_RATIO')
youth_ratio.description = tr(
'Youth ratio defines what proportion of the population have not yet '
'achieved financial independence. The age threshold for youth can '
'vary by region - please consult with your local census bureau to find'
'out what the relevant threshold is in your region. InaSAFE does not '
'impose a particular age ratio scheme - it will break down the '
'population according to the thresholds you define for your locality.'
)
adult_ratio = FloatParameter()
adult_ratio.name = 'Adult ratio'
adult_ratio.value = get_defaults('ADULT_RATIO')
adult_ratio.description = tr(
'Adult ratio defines what proportion of the population have '
'passed into adulthood and are not yet aged. The age threshold for '
'adults can vary by region - please consult with your local census '
'bureau to find out what the relevant threshold is in your region. '
'InaSAFE does not impose a particular age ratio scheme - it will '
'break down the population according to the thresholds you define for '
'your locality.'
)
elderly_ratio = FloatParameter()
elderly_ratio.name = 'Elderly ratio'
elderly_ratio.value = get_defaults('ELDERLY_RATIO')
elderly_ratio.description = tr(
'Elderly ratio defines what proportion of the population have '
'passed from adulthood into their later life stage. The age '
'threshold for being considered elderly can vary by region - please '
'consult with your local census bureau to find out what the relevant '
'threshold is in your region. InaSAFE does not impose a particular '
'age ratio scheme - it will break down the population according to '
'the thresholds you define for your locality.'
)
return [age, youth_ratio, adult_ratio, elderly_ratio]
示例12: age_postprocessor
def age_postprocessor():
"""Get age postprocessor selectors.
:return: Selectors to activate age postprocessor.
:rtype: list
"""
age = GroupParameter()
age.name = 'Age'
age.enable_parameter = True
age.must_scroll = False
age.help_text = tr('Age ratios breakdown.')
age.description = tr(
'Check this option if you wish to calculate a breakdown by age group'
'for the affected population. '
)
unit_ratio = Unit()
unit_ratio.name = tr('ratio')
unit_ratio.plural = tr('ratios')
unit_ratio.abbreviation = tr('ratio')
unit_ratio.description = tr(
'Ratio represents a fraction of 1, so it ranges from 0 to 1.'
)
youth_ratio = FloatParameter()
youth_ratio.name = 'Youth ratio'
youth_ratio.value = get_defaults('YOUTH_RATIO')
youth_ratio.unit = unit_ratio
youth_ratio.allowed_units = [unit_ratio]
youth_ratio.help_text = tr('Youth ratio value.')
youth_ratio.description = tr(
'Youth ratio defines what proportion of the population have not yet '
'achieved financial independence. The age threshold for youth can '
'vary by region - please consult with your local census bureau to find'
'out what the relevant threshold is in your region. InaSAFE does not '
'impose a particular age ratio scheme - it will break down the '
'population according to the thresholds you define for your locality.'
'In InaSAFE, people 0-14 years old are defined as "youth". The '
'default youth ratio is 0.263.'
)
adult_ratio = FloatParameter()
adult_ratio.name = 'Adult ratio'
adult_ratio.value = get_defaults('ADULT_RATIO')
adult_ratio.unit = unit_ratio
adult_ratio.allowed_units = [unit_ratio]
adult_ratio.help_text = tr('Adult ratio value.')
adult_ratio.description = tr(
'Adult ratio defines what proportion of the population have '
'passed into adulthood and are not yet aged. The age threshold for '
'adults can vary by region - please consult with your local census '
'bureau to find out what the relevant threshold is in your region. '
'InaSAFE does not impose a particular age ratio scheme - it will '
'break down the population according to the thresholds you define '
'for your locality.'
'In InaSAFE, people 15-64 years old are defined as "adult". The '
'default adult ratio is 0.659.'
)
elderly_ratio = FloatParameter()
elderly_ratio.name = 'Elderly ratio'
elderly_ratio.value = get_defaults('ELDERLY_RATIO')
elderly_ratio.unit = unit_ratio
elderly_ratio.allowed_units = [unit_ratio]
elderly_ratio.help_text = tr('Elderly ratio value.')
elderly_ratio.description = tr(
'Elderly ratio defines what proportion of the population have '
'passed from adulthood into their later life stage. The age '
'threshold for being considered elderly can vary by region - please '
'consult with your local census bureau to find out what the relevant '
'threshold is in your region. InaSAFE does not impose a particular '
'age ratio scheme - it will break down the population according to '
'the thresholds you define for your locality.'
'In InaSAFE, people 65 years old and over are defined as "elderly". '
'The default elderly ratio is 0.078.'
)
age.value = [youth_ratio, adult_ratio, elderly_ratio]
def _age_validator(parameters=None):
total_ratio = 0
for p in parameters:
total_ratio += p.value
if not total_ratio == 1:
message = tr('Total Age ratio is %s instead of 1') % total_ratio
raise ValueError(message)
age.custom_validator = _age_validator
return [age]
示例13: low_threshold
def low_threshold():
"""Generate low hazard zone threshold parameter
:returns: A FloatParameter.
:rtype: FloatParameter
"""
field = FloatParameter()
field.is_required = True
field.name = tr('Low Hazard Zone Threshold')
field.precision = 2
field.value = 2
field.minimum_allowed_value = 0
field.maximum_allowed_value = 100
unit_centimetres = parameter_unit_centimetres()
field.unit = unit_centimetres
field.allowed_units = [unit_centimetres]
field.help_text = tr('Low Hazard Zone threshold.')
field.description = tr(
'The threshold of hazard categorized as Low Hazard Zone in '
'centimetres. A zone is categorized as Low Hazard Zone if the '
'thickness of ash is more than Very Low Hazard Zone Threshold and '
'less than Low Hazard Zone Threshold.')
return field
示例14: set_up_resource_parameters
def set_up_resource_parameters(self):
"""Set up the resource parameter for the add/edit view.
"""
name_parameter = StringParameter('UUID-1')
name_parameter.name = tr('Resource name')
name_parameter.help_text = tr(
'Name of the resource that will be provided '
'as part of minimum needs. '
'e.g. Rice, Water etc.')
name_parameter.description = tr(
'A <b>resource</b> is something that you provide to displaced '
'persons in the event of a disaster. The resource will be made '
'available at IDP camps and may need to be stockpiled by '
'contingency planners in their preparations for a disaster.')
name_parameter.is_required = True
name_parameter.value = ''
description_parameter = StringParameter('UUID-2')
description_parameter.name = tr('Resource description')
description_parameter.help_text = tr(
'Description of the resource that will be provided as part of '
'minimum needs.')
description_parameter.description = tr(
'This gives a detailed description of what the resource is and ')
description_parameter.is_required = True
description_parameter.value = ''
unit_parameter = StringParameter('UUID-3')
unit_parameter.name = tr('Unit')
unit_parameter.help_text = tr(
'Single unit for the resources spelled out. e.g. litre, '
'kilogram etc.')
unit_parameter.description = tr(
'A <b>unit</b> is the basic measurement unit used for computing '
'the allowance per individual. For example when planning water '
'rations the unit would be single litre.')
unit_parameter.is_required = True
unit_parameter.value = ''
units_parameter = StringParameter('UUID-4')
units_parameter.name = tr('Units')
units_parameter.help_text = tr(
'Multiple units for the resources spelled out. e.g. litres, '
'kilogram etc.')
units_parameter.description = tr(
'<b>Units</b> are the basic measurement used for computing the '
'allowance per individual. For example when planning water '
'rations the units would be litres.')
units_parameter.is_required = True
units_parameter.value = ''
unit_abbreviation_parameter = StringParameter('UUID-5')
unit_abbreviation_parameter.name = tr('Unit abbreviation')
unit_abbreviation_parameter.help_text = tr(
'Abbreviations of unit for the resources. e.g. l, kg etc.')
unit_abbreviation_parameter.description = tr(
"A <b>unti abbreviation</b> is the basic measurement unit's "
"shortened. For example when planning water rations "
"the units would be l.")
unit_abbreviation_parameter.is_required = True
unit_abbreviation_parameter.value = ''
minimum_parameter = FloatParameter('UUID-6')
minimum_parameter.name = tr('Minimum allowed')
minimum_parameter.is_required = True
minimum_parameter.precision = 2
minimum_parameter.minimum_allowed_value = -99999.0
minimum_parameter.maximum_allowed_value = 99999.0
minimum_parameter.help_text = tr(
'The minimum allowable quantity per person. ')
minimum_parameter.description = tr(
'The <b>minimum</b> is the minimum allowed quantity of the '
'resource per person. For example you may dictate that the water '
'ration per person per day should never be allowed to be less '
'than 0.5l. This is enforced when tweaking a minimum needs set '
'before an impact evaluation')
minimum_parameter.value = 0.00
maximum_parameter = FloatParameter('UUID-7')
maximum_parameter.name = tr('Maximum allowed')
maximum_parameter.is_required = True
maximum_parameter.precision = 2
maximum_parameter.minimum_allowed_value = -99999.0
maximum_parameter.maximum_allowed_value = 99999.0
maximum_parameter.help_text = tr(
'The maximum allowable quantity per person. ')
maximum_parameter.description = tr(
'The <b>maximum</b> is the maximum allowed quantity of the '
'resource per person. For example you may dictate that the water '
'ration per person per day should never be allowed to be more '
'than 50l. This is enforced when tweaking a minimum needs set '
'before an impact evaluation.')
maximum_parameter.value = 100.0
default_parameter = FloatParameter('UUID-8')
default_parameter.name = tr('Default')
default_parameter.is_required = True
default_parameter.precision = 2
default_parameter.minimum_allowed_value = -99999.0
default_parameter.maximum_allowed_value = 99999.0
#.........这里部分代码省略.........
示例15: low_threshold
def low_threshold():
"""Generate low hazard zone threshold parameter
:return: list of FloatParameter
:rtype: list[FloatParameter]
"""
field = FloatParameter()
field.is_required = True
field.name = 'Low Hazard Zone Threshold'
field.precision = 2
field.value = 1
field.minimum_allowed_value = 0
field.maximum_allowed_value = 100
unit_metres = parameter_unit_metres()
field.unit = unit_metres
field.allowed_units = [unit_metres]
field.help_text = tr('Low Hazard Zone threshold.')
field.description = tr(
'The threshold of hazard categorized as Low Hazard Zone in meter. A '
'zone is categorized as Low Hazard Zone if the depth of tsunami '
'inundation is less than Low Hazard Zone Threshold.')
return field