altair.ConditionalParameterValueDefnumberArrayExprRef

class altair.ConditionalParameterValueDefnumberArrayExprRef(param=Undefined, value=Undefined, empty=Undefined, **kwds)

ConditionalParameterValueDefnumberArrayExprRef schema wrapper.

Parameters:

paramstr, ParameterName

Filter using a parameter name.

valuedict, Sequence[float], ExprRef

A constant value in visual domain (e.g., "red" / "#0099ff" / gradient definition for color, values between 0 to 1 for opacity).

emptybool

For selection parameters, the predicate of empty selections returns true by default. Override this behavior, by setting this property empty: false.

__init__(param=Undefined, value=Undefined, empty=Undefined, **kwds)

Methods

__init__([param, value, empty])
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.