1  """DEPRECATED: Function signature objects for callables.
   2  
   3  Use the standard library version if available, as it is more up to date.
   4  Fallback on backport otherwise.
   5  """
   6  
   7  import warnings
   8  warnings.warn("{} backport for Python 2 is deprecated in IPython 6, which only supports "
   9                "Python 3. Import directly from  standard library `inspect`".format(__name__),
  10      DeprecationWarning, stacklevel=2)
  11  
  12  from inspect import BoundArguments, Parameter, Signature, signature
  13