old_contents: from smarkets.streaming_api import eto, seto  # noqa
  from smarkets.streaming_api.client import StreamingAPIClient  # noqa
  from smarkets.streaming_api.exceptions import (  # noqa
      ConnectionError, DecodeError, ParseError, SocketDisconnected, InvalidCallbackError)
  from smarkets.streaming_api.orders import BUY, SELL, OrderCancel, OrderCreate  # noqa
  from smarkets.streaming_api.session import Session, SessionSettings  # noqa
  from smarkets.streaming_api.seto import IMMEDIATE_OR_CANCEL, GOOD_TIL_CANCELLED  # noqa
  
new_contents: from smarkets.streaming_api import eto, seto  # noqa
  from smarkets.streaming_api.client import StreamingAPIClient  # noqa
  from smarkets.streaming_api.exceptions import (  # noqa
      ConnectionError, DecodeError, ParseError, SocketDisconnected, InvalidCallbackError)
  from smarkets.streaming_api.orders import BUY, SELL, OrderCancel, OrderCreate, OrderUpdate  # noqa
  from smarkets.streaming_api.session import Session, SessionSettings  # noqa
  from smarkets.streaming_api.seto import IMMEDIATE_OR_CANCEL, GOOD_TIL_CANCELLED  # noqa
  
subject: Add forgotten import to api module