altair.JoinAggregateTransform

class altair.JoinAggregateTransform(joinaggregate=Undefined, groupby=Undefined, **kwds)

JoinAggregateTransform schema wrapper.

Parameters:

joinaggregateSequence[dict, JoinAggregateFieldDef]

The definition of the fields in the join aggregate, and what calculations to use.

groupbySequence[str, FieldName]

The data fields for partitioning the data objects into separate groups. If unspecified, all data points will be in a single group.

__init__(joinaggregate=Undefined, groupby=Undefined, **kwds)

Methods

__init__([joinaggregate, groupby])
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.