FIX: change datum repr to fix doc build
@@ -4,7 +4,7 @@ from ..utils import SchemaBase
class DatumType(object):
"""An object to assist in building Vega-Lite Expressions"""
def __repr__(self):
- raise ValueError("must use datum.attribute")
+ return "datum"
def __getattr__(self, attr):
return GetAttrExpression("datum", attr)
