code: def table_chains(self, table="filter"):
          
          return dict((c["name"], self.get_chain(c["name"], table)) for c in self.get_table(table))
docs: Get a dict where the keys are all the chains for the given table
          and each value is the set of rules defined for the given chain.
  
          Args:
              table (str): table name, defaults to ``filter``
  
          Returns:
              dict: chains with set of defined rules