code: def get_rows(dbconn, tablename, uuid=None):
      
      cursor = dbconn.cursor()
      if uuid:
          cursor.execute("SELECT * FROM  {tablename} WHERE UUID='{uuid}'".format(tablename=tablename, uuid=uuid))
      else:
          cursor.execute("SELECT * FROM %s" % tablename)
      rows = cursor.fetchall()
      return rows
docs: Return all the rows in a table from dbconn
      :param dbconn: database connection
      :param tablename: name of the table
      :return: List of sqlite3.Row objects