python日志记录dictConfig自定义格式化程序未被调用

时间:2016-02-20 22:47:32

标签: python logging formatter

我的模块中有以下ColoeredFormatter。

但是格式化程序没有被调用。我希望在控制台上“hi”,但我得到“这是根记录器的信息”。

我已经删除了所有.pyc文件,但它没有帮助。

MyModule的/ __初始化__。PY

from MyModule.ColoredFormatter import ColoredFormatter

__all__ = ('ColoredFormatter')

MyModule的/ ColoredFormatter.py

import logging

class ColoredFormatter(logging.Formatter):
    def __init__(self, default):
        self.default = default

    def format(self, record):
        print("hi")
        record.msg = "hi"
        return self.default.format(record)

我的剧本

import logging, logging.config, yaml

conf="""
logging:
  version: 1
  disable_existing_loggers: true
  root:
    level: !!python/name:logging.NOTSET
    handlers: [console]
  handlers:
    console:
      class: logging.StreamHandler
      stream: ext://sys.stdout
      formatter: myFormatter
      level: !!python/name:logging.NOTSET

  formatters:
    myFormatter:
      class: !!python/name:MyModule.ColoredFormatter
"""
dict = yaml.parse(conf)
logging.config.dictConfig(dict["logging"])

logging.info("This is an info of the root logger")

1 个答案:

答案 0 :(得分:12)

格式化部分中的

我必须将class替换为()

import logging, logging.config, yaml

conf="""
logging:
  version: 1
  disable_existing_loggers: true
  root:
    level: !!python/name:logging.NOTSET
    handlers: [console]
  handlers:
    console:
      class: logging.StreamHandler
      stream: ext://sys.stdout
      formatter: myFormatter
      level: !!python/name:logging.NOTSET

  formatters:
    myFormatter:
      '()': MyModule.ColoredFormatter
"""
dict = yaml.parse(conf)
logging.config.dictConfig(dict["logging"])

logging.info("This is an info of the root logger")
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