class_docstr: Data provider for Postgres.
class_docstr_tok: ["Data","provider","for","Postgres","."]
code: def refresh_auth_token(self, email, refresh_token):
      raise NotImplementedError()
  
label_desc: Use image node_id 15 for calling the PostgresProvider obj's underlying member method code with example usage: obj.refresh_auth_token(email, refresh_token) without return types