altair.ValueDefWithConditionMarkPropFieldOrDatumDefstringnull#
- class altair.ValueDefWithConditionMarkPropFieldOrDatumDefstringnull(condition=Undefined, value=Undefined, **kwds)#
ValueDefWithConditionMarkPropFieldOrDatumDefstringnull schema wrapper.
- Parameters:
- conditiondict,
ConditionalMarkPropFieldOrDatumDef,ConditionalValueDefstringnullExprRef,ConditionalParameterMarkPropFieldOrDatumDef,ConditionalPredicateMarkPropFieldOrDatumDef,ConditionalParameterValueDefstringnullExprRef,ConditionalPredicateValueDefstringnullExprRef, Sequence[dict,ConditionalValueDefstringnullExprRef,ConditionalParameterValueDefstringnullExprRef,ConditionalPredicateValueDefstringnullExprRef] A field definition or one or more value definition(s) with a parameter predicate.
- valuestr, dict, None,
ExprRef A constant value in visual domain (e.g.,
"red"/"#0099ff"/ gradient definition for color, values between0to1for opacity).
- conditiondict,
- __init__(condition=Undefined, value=Undefined, **kwds)#
Methods
__init__([condition, value])copy([deep, ignore])Return a copy of the object.
from_dict(dct[, validate])Construct class from a dictionary representation.
from_json(json_string[, validate])Instantiate the object from a valid JSON string.
resolve_references([schema])Resolve references in the context of this object's schema or root schema.
to_dict([validate, ignore, context])Return a dictionary representation of the object.
to_json([validate, indent, sort_keys, ...])Emit the JSON representation for this object as a string.
validate(instance[, schema])Validate the instance against the class schema in the context of the rootschema.
validate_property(name, value[, schema])Validate a property against property schema in the context of the rootschema.