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import os
import sys
import re
import numpy as np
sys.path.append(os.path.dirname(sys.path[0])) # 上级目录
from utils.templates import Templates
# from ..utils.templates import Templates
from pyspark.sql import functions as F
from pyspark.sql.types import StringType, FloatType, StructType, StructField
class DwtThemeBsOrders(Templates):
def __init__(self, site_name='us', date_type="month", date_info='2022-1'):
super().__init__()
self.site_name = site_name
self.date_type = date_type
self.date_info = date_info
self.db_save = f'dwt_theme_bs_orders'
self.spark = self.create_spark_object(app_name=f"{self.db_save}: {self.site_name}, {self.date_type}, {self.date_info}")
self.df_theme = self.spark.sql(f"select 1+1;")
self.df_flow = self.spark.sql(f"select 1+1;")
self.df_save = self.spark.sql(f"select 1+1;")
self.partitions_by = ['site_name']
self.partitions_num = 100
def read_data(self):
sql = f"select asin, theme_en, theme_ch from dim_asin_title_info_vertical where site_name='{self.site_name}';"
print("sql:", sql)
self.df_theme = self.spark.sql(sql).cache()
self.df_theme.show(10, truncate=False)
sql = f"select asin, bsr_orders, dt as date_info from selection_off_line.dwt_asin_month where site='{self.site_name}' and " \
f"dt in ('2022_7', '2022_8', '2022_9', '2022_10', '2022_11', '2022_12') " \
f"union all " \
f"select asin, bsr_orders, date_info from dwt_flow_asin where site_name='{self.site_name}' and " \
f"date_type='month' and date_info in ('2023-01', '2023-02', '2023-03', '2023-04', '2023-05', '2023-06');"
print("sql:", sql)
self.df_flow = self.spark.sql(sql).cache()
self.df_flow.show(10, truncate=False)
def handle_data(self):
self.df_flow = self.df_flow.filter("bsr_orders >0")
self.df_theme = self.df_theme.drop_duplicates(['asin', 'theme_ch'])
self.df_save = self.df_flow.join(
self.df_theme, on='asin', how='inner'
)
# self.df_save.show(30, truncate=False)
# pivot_df1 = self.df_asin_title.groupBy("asin").pivot("theme_type_en_counts").agg(
# F.expr("IFNULL(count(*), 0) AS value"))
self.df_save = self.df_save.groupBy("theme_ch").pivot("date_info").agg(
F.sum("bsr_orders"), F.count("asin")
)
# self.df_save.show(50, truncate=False)
self.df_save = self.df_save.withColumn('site_name', F.lit(self.site_name))
df = self.df_save.toPandas()
df.to_csv("/root/theme.csv", index=False)
if __name__ == '__main__':
site_name = sys.argv[1] # 参数1：站点
handle_obj = DwtThemeBsOrders(site_name=site_name)
handle_obj.run()