class_docstr: Class to represent a relationship between dataframes
  
  See Also:
      :class:`.EntitySet`
class_docstr_tok: ["Class","to","represent","a","relationship","between","dataframes","See","Also",":",":","class",":","`",".EntitySet","`"]
code: def from_dictionary(cls, arguments, es):
      parent_dataframe = arguments["parent_dataframe_name"]
      child_dataframe = arguments["child_dataframe_name"]
      parent_column = arguments["parent_column_name"]
      child_column = arguments["child_column_name"]
      return cls(
          es,
          parent_dataframe,
          parent_column,
          child_dataframe,
          child_column,
      )
  
label_desc: Use image node_id 2 for calling the Relationship obj's underlying member method code with example usage: obj.from_dictionary(cls, arguments, es) and returns: cls