Add stderr to recognized aggregates
@@ -186,8 +186,8 @@ def parse_shorthand(shorthand):
# List taken from vega-lite v2 AggregateOp
valid_aggregates = ["argmax", "argmin", "average", "count", "distinct",
"max", "mean", "median", "min", "missing", "q1", "q3",
- "ci0", "ci1", "stdev", "stdevp", "sum", "valid",
- "values", "variance", "variancep"]
+ "ci0", "ci1", "stderr", "stdev", "stdevp", "sum",
+ "valid", "values", "variance", "variancep"]
valid_typecodes = list(TYPECODE_MAP) + list(INV_TYPECODE_MAP)
# build regular expressions
