code: def generate_names(self, base_feature_names):
      n = self.number_output_features
      base_name = self.generate_name(base_feature_names)
      return [base_name + "[%s]" % i for i in range(n)]
  
imports: from featuretools.primitives.base.primitive_base import PrimitiveBase
label_desc: Use image node_id 2 for calling the TransformPrimitive obj's underlying member method code with example usage: obj.generate_names(base_feature_names) and returns: unknown