old_contents: # coding=utf-8
  
  
  import logging
  import sys
  import os
  
  
  class DebugFormatter(logging.Formatter):
      def __init__(self, fmt=None):
          if fmt is None:
              fmt = '%(created)s\t[%(processName)s:%(levelname)s]\t%(message)s'
          self.fmt_default = fmt
          self.fmt_prefix = fmt.replace('%(message)s', '')
          logging.Formatter.__init__(self, fmt)
  
      def format(self, record):
          self._fmt = self.fmt_default
  
          if record.levelno in [logging.ERROR, logging.CRITICAL]:
              self._fmt = ''
              self._fmt += self.fmt_prefix
              self._fmt += '%(message)s'
              self._fmt += '\n'
              self._fmt += self.fmt_prefix
              self._fmt += '%(pathname)s:%(lineno)d'
  
          return logging.Formatter.format(self, record)
  
  
  def setup_logging(configfile, stdout=False):
      log = logging.getLogger('diamond')
  
      if stdout:
          log.setLevel(logging.DEBUG)
          streamHandler = logging.StreamHandler(sys.stdout)
          streamHandler.setFormatter(DebugFormatter())
          streamHandler.setLevel(logging.DEBUG)
          log.addHandler(streamHandler)
      else:
          try:
              if sys.version_info >= (2, 6):
                  logging.config.fileConfig(configfile,
                                            disable_existing_loggers=False)
              else:
                  # python <= 2.5 does not have disable_existing_loggers
                  # default was to always disable them, in our case we want to
                  # keep any logger created by handlers
                  logging.config.fileConfig(configfile)
                  for logger in logging.root.manager.loggerDict.values():
                      logger.disabled = 0
          except Exception, e:
              sys.stderr.write("Error occurs when initialize logging: ")
              sys.stderr.write(str(e))
              sys.stderr.write(os.linesep)
  
      return log
  
new_contents: # coding=utf-8
  
  
  import logging
  import logging.config
  import sys
  import os
  
  
  class DebugFormatter(logging.Formatter):
      def __init__(self, fmt=None):
          if fmt is None:
              fmt = '%(created)s\t[%(processName)s:%(levelname)s]\t%(message)s'
          self.fmt_default = fmt
          self.fmt_prefix = fmt.replace('%(message)s', '')
          logging.Formatter.__init__(self, fmt)
  
      def format(self, record):
          self._fmt = self.fmt_default
  
          if record.levelno in [logging.ERROR, logging.CRITICAL]:
              self._fmt = ''
              self._fmt += self.fmt_prefix
              self._fmt += '%(message)s'
              self._fmt += '\n'
              self._fmt += self.fmt_prefix
              self._fmt += '%(pathname)s:%(lineno)d'
  
          return logging.Formatter.format(self, record)
  
  
  def setup_logging(configfile, stdout=False):
      log = logging.getLogger('diamond')
  
      if stdout:
          log.setLevel(logging.DEBUG)
          streamHandler = logging.StreamHandler(sys.stdout)
          streamHandler.setFormatter(DebugFormatter())
          streamHandler.setLevel(logging.DEBUG)
          log.addHandler(streamHandler)
      else:
          try:
              if sys.version_info >= (2, 6):
                  logging.config.fileConfig(configfile,
                                            disable_existing_loggers=False)
              else:
                  # python <= 2.5 does not have disable_existing_loggers
                  # default was to always disable them, in our case we want to
                  # keep any logger created by handlers
                  logging.config.fileConfig(configfile)
                  for logger in logging.root.manager.loggerDict.values():
                      logger.disabled = 0
          except Exception, e:
              sys.stderr.write("Error occurs when initialize logging: ")
              sys.stderr.write(str(e))
              sys.stderr.write(os.linesep)
  
      return log
  
subject: Fix missing import in src/diamond/utils/log.py