old_contents: # encoding: utf-8
  
  """
  .. codeauthor:: Tsuyoshi Hombashi <gogogo.vm@gmail.com>
  """
  
  from __future__ import absolute_import
  from __future__ import unicode_literals
  
  import logbook
  
  
  logger = logbook.Logger("pytablewriter")
  logger.disable()
  
  
  def set_logger(is_enable):
      if is_enable:
          logger.enable()
      else:
          logger.disable()
  
  
  def set_log_level(log_level):
      """
      Set logging level of this module. Using
      `logbook <http://logbook.readthedocs.io/en/stable/>`__ module for logging.
  
      :param int log_level:
          One of the log level of
          `logbook <http://logbook.readthedocs.io/en/stable/api/base.html>`__.
          Disabled logging if ``log_level`` is ``logbook.NOTSET``.
      """
  
      if log_level == logbook.NOTSET:
          set_logger(is_enable=False)
      else:
          set_logger(is_enable=True)
          logger.level = log_level
  
  
  class WriterLogger(object):
  
      def __init__(self, writer):
          self.__writer = writer
          logger.debug(
              "created WriterLogger: format={}".format(writer.format_name))
  
      def logging_write(self):
          log_message = "write table: type={:s}, table-name='{}', header={}".format(
              self.__writer.format_name, self.__writer.table_name,
              self.__writer.header_list)
  
          try:
              log_message += ", type-hint={}".format([
                  type_hint(None).typename
                  for type_hint in self.__writer.type_hint_list
              ])
          except (TypeError, AttributeError):
              pass
  
          logger.debug(log_message)
  
new_contents: # encoding: utf-8
  
  """
  .. codeauthor:: Tsuyoshi Hombashi <gogogo.vm@gmail.com>
  """
  
  from __future__ import absolute_import
  from __future__ import unicode_literals
  
  import logbook
  
  
  logger = logbook.Logger("pytablewriter")
  logger.disable()
  
  
  def set_logger(is_enable):
      if is_enable:
          logger.enable()
      else:
          logger.disable()
  
  
  def set_log_level(log_level):
      """
      Set logging level of this module. Using
      `logbook <http://logbook.readthedocs.io/en/stable/>`__ module for logging.
  
      :param int log_level:
          One of the log level of
          `logbook <http://logbook.readthedocs.io/en/stable/api/base.html>`__.
          Disabled logging if ``log_level`` is ``logbook.NOTSET``.
      """
  
      if log_level == logbook.NOTSET:
          set_logger(is_enable=False)
      else:
          set_logger(is_enable=True)
          logger.level = log_level
  
  
  class WriterLogger(object):
  
      def __init__(self, writer):
          self.__writer = writer
          logger.debug(
              "created WriterLogger: format={}".format(writer.format_name))
  
      def logging_write(self):
          log_entry_list = [
              "type={:s}".format(self.__writer.format_name),
              "table-name='{}'".format(self.__writer.table_name),
              "header={}".format(self.__writer.header_list),
          ]
  
          try:
              log_entry_list.append(
                  "rows={}".format(len(self.__writer.value_matrix)))
          except (TypeError, AttributeError):
              pass
  
          try:
              log_entry_list.append("type-hint={}".format([
                  type_hint(None).typename
                  for type_hint in self.__writer.type_hint_list
              ]))
          except (TypeError, AttributeError):
              pass
  
          logger.debug("write table: " + ", ".join(log_entry_list))
  
subject: Add information to log message of write tables