1 import json
2 import pymysql
3 import datetime
4 from decimal import Decimal
5 from decouple import config
6
7
8 # 获取每日汇率的方法
9 def get_currency_rate(code):
10 currency_db_host = config("CURRENCY_DB_HOST")
11 currency_db_database = config("CURRENCY_DB_DATABASE")
12 currency_db_username = config("CURRENCY_DB_USERNAME")
13 currency_db_password = config("CURRENCY_DB_PASSWORD")
14
15 connection = pymysql.connect(
16 host=currency_db_host,
17 database=currency_db_database,
18 user=currency_db_username,
19 password=currency_db_password
20 )
21
22 try:
23 with connection.cursor() as cursor:
24 sql = f"SELECT * FROM currency_rate WHERE r_code = '{code}' ORDER BY cdate DESC LIMIT 1"
25 cursor.execute(sql)
26 result = cursor.fetchone()
27 return result
28 finally:
29 connection.close()
30
31
32 # 获取数据表cai_niao_company_daily_snapshots的数据
33 def get_data_table(db_host, db_database, db_username, db_password):
34 connection = pymysql.connect(
35 host=db_host,
36 database=db_database,
37 user=db_username,
38 password=db_password
39 )
40
41 try:
42 with connection.cursor() as cursor:
43 today = datetime.datetime.now().strftime('%Y-%m-%d')
44 sql = f"SELECT * FROM cai_niao_company_daily_snapshots WHERE download_date = '{today}' AND status = 1 ORDER BY created_at DESC LIMIT 1"
45 cursor.execute(sql)
46 result = cursor.fetchone()
47 return result
48 finally:
49 connection.close()
50
51
52 # 解析json数据并处理
53 def process_json_data(exchange_rate, parsed_data, db_host, db_database, db_username, db_password):
54 download_date = datetime.datetime.now().strftime('%Y-%m-%d')
55 created_at = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
56 updated_at = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
57
58 # Connect to the database
59 connection = pymysql.connect(
60 host=db_host,
61 database=db_database,
62 user=db_username,
63 password=db_password
64 )
65 print(parsed_data)
66
67 try:
68 for parsed_info in parsed_data:
69 # 将json_shop_info转换为字符串
70 json_shop_infos = json.loads(parsed_info["json_shop_infos"])
71 json_shops = []
72 for json_shop_info in json_shop_infos:
73 json_shops.append(
74 json_shop_info['shopName'] + '(' + json_shop_info['shopId'] + ')')
75 json_shop_infos_str = "<br>".join(json_shops)
76
77 # 准备SQL语句
78 query = "INSERT INTO cai_niao_watermark_dailylogs (download_date, customer_id, customer_name, shop_num, json_shop_infos, currency, balance_amt, credit_total_line, waterlevel_status, stock_amt, stock_central_amt, receive_amt, cust_lvl_v2, cust_lvl_v3, head_trip_amt, gmt_modified, watermark, exchange_rate, status, created_at, updated_at, watermark_sw, watermark_cw, watermark_sw_usd, watermark_cw_usd) VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)"
79
80 # 启动事务
81 with connection.cursor() as cursor:
82 # 执行SQL语句
83 cursor.execute(query, (
84 download_date,
85 parsed_info["customer_id"],
86 parsed_info["customer_name"],
87 parsed_info["shop_num"],
88 json_shop_infos_str,
89 parsed_info.get("currency", "-"),
90 Decimal(parsed_info["balance_amt"]) / 100,
91 Decimal(parsed_info["credit_total_line"]) / 100,
92 parsed_info["waterlevel_status"],
93 Decimal(parsed_info["stock_amt"]) / 100,
94 Decimal(parsed_info["stock_central_amt"]) / 100,
95 Decimal(parsed_info["receive_amt"]) / 100,
96 parsed_info.get("cust_lvl_v2", "-"),
97 parsed_info.get("cust_lvl_v3", "-"),
98 Decimal(parsed_info["head_trip_amt"]) / 100,
99 parsed_info["gmt_modified"],
100 round(Decimal(parsed_info["credit_total_line"]) /
101 100 / Decimal(exchange_rate) * 1000000) / 1000000,
102 Decimal(exchange_rate),
103 1,
104 created_at,
105 updated_at,
106 Decimal(0),
107 Decimal(0),
108 Decimal(0),
109 Decimal(0)
110 ))
111
112 # 提交事务
113 connection.commit()
114
115 except Exception as e:
116 # 回滚事务
117 connection.rollback()
118 print("Failed to insert data:", e)
119
120 finally:
121 # 关闭连接
122 connection.close()
123
124
125 # 主程序
126 if __name__ == "__main__":
127 # 获取汇率
128 exchange_rate = get_currency_rate("USDCNY")
129 if exchange_rate:
130 exchange_rate = exchange_rate[2]
131 # PRO调用获取数据表的方法
132 pro_db_host = config("PRO_DB_HOST")
133 pro_db_database = config("PRO_DB_DATABASE")
134 pro_db_username = config("PRO_DB_USERNAME")
135 pro_db_password = config("PRO_DB_PASSWORD")
136 pro_data_table = get_data_table(
137 pro_db_host, pro_db_database, pro_db_username, pro_db_password)
138 if pro_data_table:
139 raw_data = pro_data_table[2]
140 parsed_data = json.loads(raw_data)
141 process_json_data(exchange_rate, parsed_data, pro_db_host,
142 pro_db_database, pro_db_username, pro_db_password)
143
144 # U01调用获取数据表的方法
145 u01_db_host = config("U01_DB_HOST")
146 u01_db_database = config("U01_DB_DATABASE")
147 u01_db_username = config("U01_DB_USERNAME")
148 u01_db_password = config("U01_DB_PASSWORD")
149 u01_data_table = get_data_table(
150 u01_db_host, u01_db_database, u01_db_username, u01_db_password)
151 if u01_data_table:
152 raw_data = u01_data_table[2]
153 parsed_data = json.loads(raw_data)
154 process_json_data(exchange_rate, parsed_data, u01_db_host,
155 u01_db_database, u01_db_username, u01_db_password)
156
157 # U02调用获取数据表的方法
158 u02_db_host = config("U02_DB_HOST")
159 u02_db_database = config("U02_DB_DATABASE")
160 u02_db_username = config("U02_DB_USERNAME")
161 u02_db_password = config("U02_DB_PASSWORD")
162 u02_data_table = get_data_table(
163 u02_db_host, u02_db_database, u02_db_username, u02_db_password)
164 if u02_data_table:
165 raw_data = u02_data_table[2]
166 parsed_data = json.loads(raw_data)
167 process_json_data(exchange_rate, parsed_data, u02_db_host,
168 u02_db_database, u02_db_username, u02_db_password)
标签：info,database,python,db,json,查询数据库,data,parsed From： https://www.cnblogs.com/kaka0318/p/17650882.html