code: def note_deprecation(message, since):
      # type: (str, str) -> None
      if since != "RELEASEDAY":
          date = datetime.datetime.strptime(since, "%Y-%m-%d").date()
          assert datetime.date(2016, 1, 1) <= date
      warnings.warn(HypothesisDeprecationWarning(message), stacklevel=2)
  
imports: from __future__ import absolute_import, division, print_function
  import contextlib
  import datetime
  import inspect
  import threading
  import warnings
  from enum import Enum, IntEnum, unique
  import attr
  from hypothesis.errors import HypothesisDeprecationWarning, InvalidArgument, InvalidState
  from hypothesis.internal.compat import integer_types, quiet_raise, string_types
  from hypothesis.internal.reflection import get_pretty_function_description
  from hypothesis.internal.validation import check_type, try_convert
  from hypothesis.utils.conventions import UniqueIdentifier, not_set
  from hypothesis.utils.dynamicvariables import DynamicVariable
label_desc: Use image node_id 10 for calling a global function with example usage: note_deprecation(message, since) without return types