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5 |
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/templates/index.html:
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1 |
2 |
3 |
4 |
5 |
My Page
6 |
7 |
8 |
9 |
疫情追踪
10 |
实时报道
11 |
12 |
28 |
29 |
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/templates/main.html:
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1 |
2 |
3 |
4 |
5 |
疫情监控
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
全国疫情实时追踪
14 |
15 |
我是左1
16 |
我是左2
17 |
18 |
19 |
20 |
21 |
22 |
累计确诊
23 |
剩余疑似
24 |
累计治愈
25 |
累计死亡
26 |
27 |
我是中2
28 |
我是右1
29 |
我是右2
30 |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
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/templates/test.html:
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1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
27 |
28 |
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/utils.py:
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1 | import time
2 | import pymysql
3 |
4 |
5 | def get_time():
6 | time_str = time.strftime("%Y{}%m{}%d{} %X")
7 | return time_str.format("年","月","日") #因为直接写不支持直接识别中文，才用format写
8 |
9 |
10 | #return: 连接，游标
11 | def get_conn():
12 |
13 | # 创建连接
14 | conn = pymysql.connect(host="localhost",
15 | user="root",
16 | password="123456",
17 | db="cov",
18 | charset="utf8")
19 | # 创建游标
20 | cursor = conn.cursor()# 执行完毕返回的结果集默认以元组显示
21 | return conn, cursor
22 |
23 |
24 | def close_conn(conn, cursor):
25 | cursor.close()
26 | conn.close()
27 |
28 | def query(sql,*args):
29 | """
30 | 封装通用查询
31 | :param sql:
32 | :param args:
33 | :return: 返回查询到的结果，((),(),)的形式
34 | """
35 | conn, cursor = get_conn()
36 | cursor.execute(sql,args)
37 | res = cursor.fetchall()
38 | close_conn(conn, cursor)
39 | return res
40 |
41 |
42 | def get_c1_data():
43 | """
44 | :return: 返回大屏div id=c1 的数据
45 | """
46 | # 因为会更新多次数据，取时间戳最新的那组数据
47 |
48 | # sql = "select confirm,suspect,heal,dead from history order by ds desc limit 1"
49 | sql="select sum(confirm), (select suspect from history order by ds desc limit 1),(select heal from history order by ds desc limit 1),sum(dead) from details where update_time=(select update_time from details order by update_time desc limit 1)"
50 | """sql = "select sum(confirm)," \
51 | "(select suspect from history order by ds desc limit 1)," \
52 | "sum(heal)," \
53 | "sum(dead) " \
54 | "from details " \
55 | "where update_time=(select update_time from details order by update_time desc limit 1) "
56 | """
57 | res = query(sql)
58 |
59 | res_list = [str(i) for i in res[0]]
60 | res_tuple = tuple(res_list)
61 | return res_tuple
62 | # return res[0]
63 |
64 | #返回各省数据
65 | def get_c2_data():
66 | # 因为会更新多次数据，取时间戳最新的那组数据
67 | sql = "select province,sum(confirm) from details " \
68 | "where update_time=(select update_time from details " \
69 | "order by update_time desc limit 1) " \
70 | "group by province"
71 | res = query(sql)
72 | return res
73 |
74 |
75 | def get_l1_data():
76 |
77 | sql = "select ds,confirm,suspect,heal,dead from history"
78 | res = query(sql)
79 | return res
80 |
81 | def get_l2_data():
82 |
83 | sql = "select ds,confirm_add,suspect_add from history"
84 | res = query(sql)
85 | return res
86 |
87 |
88 | #返回非湖北地区城市确诊人数前5名
89 | def get_r1_data():
90 |
91 | sql = 'SELECT city,confirm FROM ' \
92 | '(select city,confirm from details ' \
93 | 'where update_time=(select update_time from details order by update_time desc limit 1) ' \
94 | 'and province not in ("湖北","北京","上海","天津","重庆","香港","台湾") ' \
95 | 'union all ' \
96 | 'select province as city,sum(confirm) as confirm from details ' \
97 | 'where update_time=(select update_time from details order by update_time desc limit 1) ' \
98 | 'and province in ("北京","上海","天津","重庆","香港","台湾") group by province) as a ' \
99 | 'ORDER BY confirm DESC LIMIT 5'
100 | res = query(sql)
101 | return res
102 |
103 | #返回最近的20条热搜
104 | def get_r2_data():
105 | sql = 'select content from hotsearch order by id desc limit 20'
106 | res = query(sql) # 格式 (('民警抗疫一线奋战16天牺牲1037364',), ('四川再派两批医疗队1537382',)
107 | return res
108 |
109 |
110 | # if __name__ == "__main__":
111 | # print(get_r2_data())
112 |
113 |
114 |
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