altair.LookupSelection#
- class altair.LookupSelection(key=Undefined, param=Undefined, fields=Undefined, **kwds)#
LookupSelection schema wrapper
Mapping(required=[key, param])
- Attributes
- key
FieldName Key in data to lookup.
- param
ParameterName Selection parameter name to look up.
- fieldsList(
FieldName) Fields in foreign data or selection to lookup. If not specified, the entire object is queried.
- key
- __init__(key=Undefined, param=Undefined, fields=Undefined, **kwds)#
Methods
__init__([key, param, fields])copy([deep, ignore])Return a copy of the object
from_dict(dct[, validate, _wrapper_classes])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, ignore, context, indent, ...])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