old_contents: import sys
  import importlib
  
  from .version import __version__, __version_info__  # noqa
  from . import util
  
  
  if sys.version_info < (3, 6, 0):
      raise RuntimeError('ib_insync requires Python 3.6 or higher')
  
  try:
      import ibapi
  except ImportError:
      raise RuntimeError(
          'IB API from http://interactivebrokers.github.io is required')
  
  if util.ibapiVersionInfo() < (9, 73, 6):
      raise RuntimeError(
          f'Old version ({ibapi.__version__}) of ibapi package detected. '
          'The newest version from http://interactivebrokers.github.io '
          'is required')
  
  
  from .version import __version__, __version_info__  # noqa
  from .objects import *  # noqa
  from .event import *  # noqa
  from .contract import *  # noqa
  from .order import *  # noqa
  from .ticker import *  # noqa
  from .ib import *  # noqa
  from .client import *  # noqa
  from .wrapper import *  # noqa
  from .flexreport import *  # noqa
  from .ibcontroller import *  # noqa
  from . import util  # noqa
  
  __all__ = ['util']
  for _m in (
          objects, event, contract, order, ticker, ib,  # noqa
          client, wrapper, flexreport, ibcontroller):  # noqa
      __all__ += _m.__all__
  
  del sys
  del importlib
  del ibapi
  
new_contents: import sys
  import importlib
  
  if sys.version_info < (3, 6, 0):
      raise RuntimeError('ib_insync requires Python 3.6 or higher')
  
  try:
      import ibapi
  except ImportError:
      raise RuntimeError(
          'IB API from http://interactivebrokers.github.io is required')
  
  from . import util  # noqa
  if util.ibapiVersionInfo() < (9, 73, 6):
      raise RuntimeError(
          f'Old version ({ibapi.__version__}) of ibapi package detected. '
          'The newest version from http://interactivebrokers.github.io '
          'is required')
  
  from .version import __version__, __version_info__  # noqa
  from .objects import *  # noqa
  from .event import *  # noqa
  from .contract import *  # noqa
  from .order import *  # noqa
  from .ticker import *  # noqa
  from .ib import *  # noqa
  from .client import *  # noqa
  from .wrapper import *  # noqa
  from .flexreport import *  # noqa
  from .ibcontroller import *  # noqa
  
  __all__ = ['util']
  for _m in (
          objects, event, contract, order, ticker, ib,  # noqa
          client, wrapper, flexreport, ibcontroller):  # noqa
      __all__ += _m.__all__
  
  del sys
  del importlib
  del ibapi
  
subject: Fix explicit check for presence of ibapi package