Airflow - 彩色日志记录
创始人
2024-08-01 05:01:35
0

要在Airflow中实现彩色日志记录,可以按照以下步骤进行操作:

  1. 安装依赖库:

    pip install colorlog
    
  2. 创建一个自定义的日志处理器(ColoredStreamHandler)来格式化和输出彩色日志:

    import logging
    from colorlog import ColoredFormatter
    
    class ColoredStreamHandler(logging.StreamHandler):
        def __init__(self):
            super().__init__()
            self.setFormatter(ColoredFormatter(
                 "%(log_color)s%(levelname)s:%(name)s:%(message)s",
                 log_colors={
                     'DEBUG': 'green',
                     'INFO': 'blue',
                     'WARNING': 'yellow',
                     'ERROR': 'red',
                     'CRITICAL': 'red,bg_white',
                 },
                 secondary_log_colors={},
                 style='%'
            ))
    
  3. 在Airflow的dag文件中,设置日志处理器为ColoredStreamHandler:

    import logging
    from airflow import DAG
    from airflow.operators.python_operator import PythonOperator
    
    default_args = {
        'owner': 'airflow',
        'start_date': datetime(2022, 1, 1),
    }
    
    dag = DAG('example_dag', default_args=default_args)
    
    def my_task():
        logging.debug('This is a debug message')
        logging.info('This is an info message')
        logging.warning('This is a warning message')
        logging.error('This is an error message')
        logging.critical('This is a critical message')
    
    task = PythonOperator(
        task_id='my_task',
        python_callable=my_task,
        dag=dag
    )
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime.timedelta(minutes=60)
    
    task.dag.dagrun_timeout = datetime

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