Python计算国际交换站单日及每月平均气温

 1 #!/usr/bin/env python3
 2 def calcTemp(t_file):
 3     with open(t_file, ‘r‘) as f:
 4         line = f.readline()
 5         while line.startswith(‘#‘):
 6             line = f.readline()
 7         time = (‘20‘, ‘14‘, ‘08‘, ‘02‘)
 8         line = f.readline()
 9         while True:
10             if not line:
11                 break
12             L, _sum, month = [], 0, line[4:6]
13             result = open(‘averageTemp‘ + month, ‘w‘)
14             while True:
15                 day = line[1:3]
16                 for i in range(4):
17                     if line[12:14] != time[i]:
18                         break
19                     try:
20                         _sum += float(line.split(‘;‘)[1].replace(‘"‘, ‘‘))
21                     except:
22                         break
23                     if i != 3:
24                         f.readline()
25                         line = f.readline()
26                 else:
27                     result.writelines(
28                         day + ‘:‘ + str(round(_sum / 4, 1)) + ‘\n‘)
29                     L.append(round(_sum / 4, 1))
30                 line = f.readline()
31                 _sum = 0
32                 if line[4:6] != month:
33                     result.writelines(month + ‘月平均气温：‘ +
34                                       str(round(sum(L) / len(L), 1)))
35                     result.close()
36                     break
37     print(‘completed‘)
38 
39 
40 if __name__ == ‘__main__‘:
41     import sys
42     if len(sys.argv) != 2:
43         raise ValueError(‘需要一个文件名参数‘)
44     calcTemp(sys.argv[1])

python3 文件名.py 数据文件.csv