社会気象工学7回目の課題用

kadai7-1.py

# -*- coding : utf-8 -*-
# 社会気象工学課題用
# 各年の毎日の可降水量のデータから平均を求めるプログラム

import csv

path = "./weatherdata/data/Akita/"
place_number = "47582"
place_time = "12Z"

f = open("./result/kadai7-1.csv", "w", newline = "", encoding = "utf-8")
writer = csv.writer(f, lineterminator = "\n")
l = ["年", "平均値"]
writer.writerow(l)

for i in range(1980, 2018):
    file_name = path + place_number + "_" + str(i) + "_" + place_time + ".txt"
    count = 0
    average = 0
    data = []
    
    for line in open(file_name, "r"):
        row = line[:-1].split(" ")
        try:
            average += float(row[4])
            count += 1
        except:
            pass 
    average /= count
    data += i, average
    writer.writerow(data)

値が抜けている部分を数えてしまっていたので修正