# -*- coding: utf-8 -*-
"""f14 导入任务 FAILED 取证：task 行全列 + fail 表 + executor 日志线索。"""
import io, sys, json
sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
import pymysql

conn = pymysql.connect(host='8.129.84.155', port=3306, user='root', password='Itc@123456',
                       database='crm', charset='utf8mb4', autocommit=True,
                       connect_timeout=10, cursorclass=pymysql.cursors.DictCursor)
with conn.cursor() as cur:
    cur.execute("SELECT * FROM customer_import_task ORDER BY id DESC LIMIT 3")
    for r in cur.fetchall():
        print('TASK:', json.dumps(r, ensure_ascii=False, default=str))
    cur.execute("SELECT * FROM customer_import_fail ORDER BY id DESC LIMIT 10")
    for r in cur.fetchall():
        print('FAIL:', json.dumps(r, ensure_ascii=False, default=str))
    cur.execute("SHOW COLUMNS FROM customer_import_task")
    print('COLS:', [c['Field'] for c in cur.fetchall()])
conn.close()