Class: QgsProcessingParameterFeatureSource

class qgis.core.QgsProcessingParameterFeatureSource

Bases: QgsProcessingParameterDefinition, QgsProcessingParameterLimitedDataTypes, QgsFileFilterGenerator

An input feature source (such as vector layers) parameter for processing algorithms.

New in version 3.0.

QgsProcessingParameterFeatureSource(name: str, description: str = ‘’, types: Iterable[int] = [], defaultValue: Any = None, optional: bool = False) Constructor for QgsProcessingParameterFeatureSource.

QgsProcessingParameterFeatureSource(QgsProcessingParameterFeatureSource)

Methods

asPythonString

param outputType:

asScriptCode

rtype:

str

checkValueIsAcceptable

param input:

clone

rtype:

QgsProcessingParameterDefinition

createFileFilter

rtype:

str

fromScriptCode

Creates a new parameter using the definition from a script code.

fromVariantMap

param map:

toVariantMap

rtype:

Dict[str, Any]

type

rtype:

str

typeName

Returns the type name for the parameter class.

valueAsPythonString

param value:

asPythonString(self, outputType: QgsProcessing.PythonOutputType = QgsProcessing.PythonQgsProcessingAlgorithmSubclass) str
Parameters:

outputType (QgsProcessing.PythonOutputType = QgsProcessing.PythonQgsProcessingAlgorithmSubclass) –

Return type:

str

asScriptCode(self) str
Return type:

str

checkValueIsAcceptable(self, input: Any, context: QgsProcessingContext = None) bool
Parameters:
Return type:

bool

clone(self) QgsProcessingParameterDefinition
Return type:

QgsProcessingParameterDefinition

createFileFilter(self) str
Return type:

str

fromScriptCode(name: str, description: str, isOptional: bool, definition: str) QgsProcessingParameterFeatureSource

Creates a new parameter using the definition from a script code.

Parameters:
  • name (str) –

  • description (str) –

  • isOptional (bool) –

  • definition (str) –

Return type:

QgsProcessingParameterFeatureSource

fromVariantMap(self, map: Dict[str, Any]) bool
Parameters:

map (Dict[str) –

Return type:

bool

toVariantMap(self) Dict[str, Any]
Return type:

Dict[str, Any]

type(self) str
Return type:

str

typeName() str

Returns the type name for the parameter class.

Return type:

str

valueAsPythonString(self, value: Any, context: QgsProcessingContext) str
Parameters:
Return type:

str