old_contents: # The MIT License
  #
  # Copyright (c) 2008 Bob Farrell
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  
  import sys
  
  import bpython
  from bpdb.debugger import BPdb
  
  
  __version__ = bpython.__version__
  
  
  def set_trace():
      """ Just like pdb.set_trace(), a helper function that creates
      a debugger instance and sets the trace. """
      debugger = BPdb()
      debugger.set_trace(sys._getframe().f_back)
  
new_contents: # The MIT License
  #
  # Copyright (c) 2008 Bob Farrell
  #
  # Permission is hereby granted, free of charge, to any person obtaining a copy
  # of this software and associated documentation files (the "Software"), to deal
  # in the Software without restriction, including without limitation the rights
  # to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  # copies of the Software, and to permit persons to whom the Software is
  # furnished to do so, subject to the following conditions:
  #
  # The above copyright notice and this permission notice shall be included in
  # all copies or substantial portions of the Software.
  #
  # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  # IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  # AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  # THE SOFTWARE.
  
  import sys
  
  import bpython
  from bpdb.debugger import BPdb
  
  
  __version__ = bpython.__version__
  
  
  def set_trace():
      """ Just like pdb.set_trace(), a helper function that creates
      a debugger instance and sets the trace. """
      debugger = BPdb()
      debugger.set_trace(sys._getframe().f_back)
  
  # Adopted verbatim from pdb for completeness:
  
  def post_mortem(t=None):
      # handling the default
      if t is None:
          # sys.exc_info() returns (type, value, traceback) if an exception is
          # being handled, otherwise it returns None
          t = sys.exc_info()[2]
          if t is None:
              raise ValueError("A valid traceback must be passed if no "
                               "exception is being handled")
  
      p = BPdb()
      p.reset()
      p.interaction(None, t)
  
  def pm():
      post_mortem(getattr(sys, "last_traceback", None))
  
subject: add post_mortem() and pm() functions for compability