bigframes.pandas.NamedAgg# class bigframes.pandas.NamedAgg(column, aggfunc)# Create new instance of NamedAgg(column, aggfunc) Attributes aggfunc Alias for field number 1 column Alias for field number 0 Methods __init__() count(value, /) Return number of occurrences of value. index(value[, start, stop]) Return first index of value.