altair.BinTransform

class altair.BinTransform(bin=Undefined, field=Undefined, **kwds)

BinTransform schema wrapper

Parameters:

binbool, dict, BinParams

An object indicating bin properties, or simply true for using default bin parameters.

fieldstr, FieldName

The data field to bin.

asstr, FieldName, Sequence[str, FieldName]

The output fields at which to write the start and end bin values. This can be either a string or an array of strings with two elements denoting the name for the fields for bin start and bin end respectively. If a single string (e.g., "val" ) is provided, the end field will be "val_end".

__init__(bin=Undefined, field=Undefined, **kwds)

Methods

__init__([bin, field])
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, 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