功能：
 从data_feed_click和data_feed_exposure两个表中统计一些推荐指标

用法：
 用法1(推荐)：
  ./start.sh
 用法2(分开运行)：
  python getRate.py
  python getClickTimes2CountUid.py
  python getTop100Diary.py
  python getTop100Answer.py
  python getTop100Question.py

输入输出：
 输入：无
 输出：
  1rate_features_yesterday.txt
  2click_times_to_count_uid_yesterday.txt
  3top100_ctr_diary_yesterday.txt
  4top100_ctr_answer_yesterday.txt
  5top100_ctr_question_yesterday.csv
  result_all_yesterday.txt