rov-offline/alg_recsys_recall_4h_region_trend.py

# -*- coding: utf-8 -*-
import traceback
import datetime
from odps import ODPS
from threading import Timer
from utils import RedisHelper, get_data_from_odps, send_msg_to_feishu
from config import set_config
from log import Log
from records_process import records_process
from queue import Queue
from tqdm import tqdm
import threading

config_, _ = set_config()
log_ = Log()



region_name2code: dict = config_.REGION_CODE
redis_helper = RedisHelper()

def worker(queue, executor):
    while True:
        row = queue.get()
        if row is None:  # 结束信号
            queue.task_done()
            break
        executor(row)
        queue.task_done()
def records_process_for_list(records, executor, max_size=50, num_workers=10):
    # 创建一个线程安全的队列
    queue = Queue(maxsize=max_size)  # 可以调整 maxsize 以控制内存使用
    # 设置线程池大小
    num_workers = num_workers
    # 启动工作线程
    threads = []
    for _ in range(num_workers):
        t = threading.Thread(target=worker, args=(queue, executor))
        t.start()
        threads.append(t)
    # 读取数据并放入队列
    for row in tqdm(records):
        queue.put(row)
    # 发送结束信号
    for _ in range(num_workers):
        queue.put(None)
    # 等待所有任务完成
    queue.join()
    # 等待所有工作线程结束
    for t in threads:
        t.join()

def check_data(project, table, partition) -> int:
    """检查数据是否准备好,输出数据条数"""
    odps = ODPS(
        access_id=config_.ODPS_CONFIG['ACCESSID'],
        secret_access_key=config_.ODPS_CONFIG['ACCESSKEY'],
        project=project,
        endpoint=config_.ODPS_CONFIG['ENDPOINT'],
        connect_timeout=3000,
        read_timeout=500000,
        pool_maxsize=1000,
        pool_connections=1000
    )
    try:
        t = odps.get_table(name=table)
        log_.info(f"检查分区是否存在-【 dt={partition} 】")
        check_res = t.exist_partition(partition_spec=f'dt={partition}')
        if check_res:
            sql = f'select * from {project}.{table} where dt = {partition}'
            log_.info(sql)
            with odps.execute_sql(sql=sql).open_reader() as reader:
                data_count = reader.count
        else:
            log_.info("表{}分区{}不存在".format(table, partition))
            data_count = 0
    except Exception as e:
        log_.error("table:{},partition:{} no data. return data_count=0:{}".format(table, partition, e))
        data_count = 0
    return data_count

def get_table_data(project, table, partition):
    """获取全部分区数据"""

    records = get_data_from_odps(date=partition, project=project, table=table)

    data = []
    for record in records:
        tmp = {}
        for col_name in ["region", "videoid_array_sum", "videoid_array_avg"]:
            tmp[col_name] = record[col_name]
        data.append(tmp)
    return data

def process_and_store(row):
    region = row["region"]
    if region not in region_name2code:
        return
    videoid_array_sum = row["videoid_array_sum"]
    videoid_array_avg = row["videoid_array_avg"]
    region_code = region_name2code[region]
    key1 = "alg_recsys_recall_4h_region_trend_sum_" + region_code
    key2 = "alg_recsys_recall_4h_region_trend_avg_" + region_code
    expire_time = 24 * 3600
    redis_helper.set_data_to_redis(key1, videoid_array_sum, expire_time)
    redis_helper.set_data_to_redis(key2, videoid_array_avg, expire_time)
    log_.info("trend-sum写入数据key={},value={}".format(key1, videoid_array_sum))
    log_.info("trend-avg写入数据key={},value={}".format(key2, videoid_array_avg))

"""
    数据表链接：https://dmc-cn-hangzhou.data.aliyun.com/dm/odps-table/odps.loghubods.alg_recsys_recall_strategy_trend/
"""
def h_timer_check():
    try:
        log_.info(f"开始执行: {datetime.datetime.strftime(datetime.datetime.today(), '%Y%m%d%H')}")
        #1 判断数据表是否生产完成
        project = "loghubods"
        table = "alg_recsys_recall_strategy_trend"
        partition = "2023122019"
        table_data_cnt = check_data(project, table, partition)
        if table_data_cnt == 0:
            log_.info("上游数据{}未就绪{}，等待...".format(table, partition))
            Timer(60, h_timer_check).start()
        else:
            log_.info("上游数据就绪，count={}，开始读取数据表".format(table_data_cnt))
            #2 读取数据表
            data = get_table_data(project, table, partition)
            log_.info("数据处理完成，数据数量={}，开始处理和写入redis。".format(len(data)))
            #3 写入redis
            records_process(data, process_and_store, max_size=10, num_workers=5)

    except Exception as e:
        log_.error(f"4小时地域-趋势统计数据更新失败, exception: {e}, traceback: {traceback.format_exc()}")
        send_msg_to_feishu(
            webhook=config_.FEISHU_ROBOT['server_robot'].get('webhook'),
            key_word=config_.FEISHU_ROBOT['server_robot'].get('key_word'),
            msg_text=f"rov-offline{config_.ENV_TEXT} - 4小时地域-趋势统计数据更新失败\n"
                     f"exception: {e}\n"
                     f"traceback: {traceback.format_exc()}"
        )

if __name__ == '__main__':
    log_.info("文件alg_recsys_recall_4h_region_trend.py:「4小时地域-趋势统计」 开始执行")
    h_timer_check()