# -*- coding:utf-8 -*-

import csv
import matplotlib.pyplot as plt

flag = True
flag1 = True

mon_count = 0
year_count = 0

year = [x for x in range(1997,2014)]
year_data = []
sea_count = 1
sea_area = ‘‘
S = 0


with open(r"C:\Users\10245\Desktop\data1.csv", ‘r‘) as f:
    datas = csv.reader(f)
    for data in datas:
        if flag:
            flag = False
            continue
        if flag1:
            flag1 = False
            sea_area = data[4]
        if mon_count == 12 or (sea_count == 13 and mon_count == 11):
            mon_count = 0
            year_count += 1
            year_data.append(S/12)
            S = 0
        if year_count == 17:
            plt.xlabel(‘time/year‘)
            plt.ylabel(‘temperature/℃ ‘)
            plt.title(sea_area)
            plt.plot(year, year_data)
            name = "C:\\Users\\10245\\Desktop\\pic\\"+sea_area+".jpg"
            plt.savefig(name)
            plt.show()
            year_count = 0
            sea_count += 1
            flag1 = True
            year_data = []
        S += float(data[5])
        mon_count = mon_count + 1