altair.UrlData#
- class altair.UrlData(url=Undefined, format=Undefined, name=Undefined, **kwds)#
UrlData schema wrapper
Mapping(required=[url])
- Parameters:
- urlstring
An URL from which to load the data set. Use the
format.typeproperty to ensure the loaded data is correctly parsed.- format
DataFormat An object that specifies the format for parsing the data.
- namestring
Provide a placeholder name and bind data at runtime.
- __init__(url=Undefined, format=Undefined, name=Undefined, **kwds)#
Methods
__init__([url, format, name])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