old_contents: import os
  import sys
  from pathlib import Path
  
  # While Python 3.4 is supported...
  if sys.version_info < (3, 5):
      def mkdir(directory, **kwargs):
          directory = str(directory)
          os.makedirs(directory, exist_ok=kwargs['exist_ok'])
  
      from os.path import expanduser
      Path.home = lambda: Path(expanduser('~'))
      Path.mkdir = lambda directory, **kwargs: mkdir(directory, **kwargs)
  
  import Pyro4
  Pyro4.config.SERIALIZERS_ACCEPTED.add('pickle')
  Pyro4.config.SERIALIZERS_ACCEPTED.add('dill')
  Pyro4.config.SERIALIZER = 'dill'
  Pyro4.config.THREADPOOL_SIZE = 16
  Pyro4.config.SERVERTYPE = 'thread'
  Pyro4.config.REQUIRE_EXPOSE = False
  Pyro4.config.COMMTIMEOUT = 0.
  Pyro4.config.DETAILED_TRACEBACK = True
  
  config = {}
  config['SAFE'] = os.environ.get('OSBRAIN_DEFAULT_SAFE', 'true') != 'false'
  config['SERIALIZER'] = os.environ.get('OSBRAIN_DEFAULT_SERIALIZER', 'pickle')
  config['LINGER'] = float(os.environ.get('OSBRAIN_DEFAULT_LINGER', '1'))
  config['TRANSPORT'] = os.environ.get('OSBRAIN_DEFAULT_TRANSPORT', 'ipc')
  
  # Set storage folder for IPC socket files
  config['IPC_DIR'] = \
      Path(os.environ.get('XDG_RUNTIME_DIR', Path.home())) / '.osbrain_ipc'
  config['IPC_DIR'].mkdir(exist_ok=True, parents=True)
  
  
  __version__ = '0.4.2'
  
  from .agent import Agent, AgentProcess, run_agent
  from .nameserver import NameServer, run_nameserver
  from .proxy import Proxy, NSProxy
  from .address import SocketAddress, AgentAddress
  from .logging import Logger, run_logger
  
new_contents: import os
  import sys
  from pathlib import Path
  
  # While Python 3.4 is supported...
  if sys.version_info < (3, 5):
      def mkdir(directory, **kwargs):
          directory = str(directory)
          os.makedirs(directory, exist_ok=kwargs['exist_ok'])
  
      from os.path import expanduser
      Path.home = lambda: Path(expanduser('~'))
      Path.mkdir = lambda directory, **kwargs: mkdir(directory, **kwargs)
  
  import Pyro4
  Pyro4.config.SERIALIZERS_ACCEPTED.add('pickle')
  Pyro4.config.SERIALIZERS_ACCEPTED.add('dill')
  Pyro4.config.SERIALIZER = 'dill'
  Pyro4.config.THREADPOOL_SIZE = 16
  Pyro4.config.SERVERTYPE = 'thread'
  Pyro4.config.REQUIRE_EXPOSE = False
  Pyro4.config.COMMTIMEOUT = 0.
  Pyro4.config.DETAILED_TRACEBACK = True
  
  config = {}
  config['SAFE'] = os.environ.get('OSBRAIN_DEFAULT_SAFE', 'true') != 'false'
  config['SERIALIZER'] = os.environ.get('OSBRAIN_DEFAULT_SERIALIZER', 'pickle')
  config['LINGER'] = float(os.environ.get('OSBRAIN_DEFAULT_LINGER', '1'))
  config['TRANSPORT'] = os.environ.get('OSBRAIN_DEFAULT_TRANSPORT', 'ipc')
  
  # Set storage folder for IPC socket files
  config['IPC_DIR'] = \
      Path(os.environ.get('XDG_RUNTIME_DIR', Path.home())) / '.osbrain_ipc'
  config['IPC_DIR'].mkdir(exist_ok=True, parents=True)
  
  
  __version__ = '0.4.3'
  
  from .agent import Agent, AgentProcess, run_agent
  from .nameserver import NameServer, run_nameserver
  from .proxy import Proxy, NSProxy
  from .address import SocketAddress, AgentAddress
  from .logging import Logger, run_logger
  
subject: Bump version to 0.4.3