parameters: (self, keys, name=None)
docstring: Looks up `keys` in a table, outputs the corresponding values.
docstring_summary: Looks up `keys` in a table, outputs the corresponding values.
docstring_tokens: Looks up keys in a table outputs the corresponding values .
function: def lookup(self, keys, name=None):
      """Looks up `keys` in a table, outputs the corresponding values."""
      raise NotImplementedError
function_tokens: def lookup ( self , keys , name = None ) : raise NotImplementedError