docs: def add_dimension(dimension,**kwargs):
      """
          Add the dimension defined into the object "dimension" to the DB
          If dimension["project_id"] is None it means that the dimension is global, otherwise is property of a project
          If the dimension exists emits an exception
      """
      if numpy.isscalar(dimension):
          # If it is a scalar, converts to an Object
          dimension = {'name': dimension}
  
      new_dimension = Dimension()
      new_dimension.name = dimension["name"]
  
      if "description" in dimension and dimension["description"] is not None:
          new_dimension.description = dimension["description"]
      if "project_id" in dimension and dimension["project_id"] is not None:
          new_dimension.project_id = dimension["project_id"]
  
      # Save on DB
      db.DBSession.add(new_dimension)
      db.DBSession.flush()
  
      # Load all the record
      db_dimension = db.DBSession.query(Dimension).filter(Dimension.id==new_dimension.id).one()
  
      return JSONObject(db_dimension)