code: public SDVariable scalarSet(String name, SDVariable in, Number set) {
          SDVariable ret = f().scalarSet(in, set);
          return updateVariableNameAndReference(ret, name);
      }
docs: Return a variable with equal shape to the input, but all elements set to value 'set'
  
  @param name Name of the output variable
  @param in   Input variable
  @param set  Value to set
  @return Output variable