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# -*- coding: gbk -*-
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import csv
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from matplotlib import pyplot as plt, ticker
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from datetime import datetime
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from matplotlib.ticker import MultipleLocator
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filename = 'changsha<EFBFBD><EFBFBD><EFBFBD><EFBFBD>.csv'
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with open(filename) as f:
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reader = csv.reader(f)
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header_row = next(reader)
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#<23><>ȡÿ<C8A1><C3BF><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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dates: [datetime] = []
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higts, lows = [], []
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for row in reader:
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try:
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current_date = datetime.strptime(row[0], '%Y-%m-%d')
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higt = int(row[1])
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low = int(row[2])
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except ValueError:
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print(current_date, 'ȱ<EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ϣ')
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else:
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dates.append(current_date)
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higts.append(higt)
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lows.append(low)
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#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݻ<EFBFBD><DDBB><EFBFBD>ͼ<EFBFBD><CDBC>,<2C><><EFBFBD>ô<EFBFBD><C3B4>ڴ<EFBFBD>С
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fig = plt.figure(dpi=150, figsize=(12, 8))
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#plot <20><><EFBFBD><EFBFBD>ͼ alpha=(0.1 - 0.9)<29><>ʾ<CABE><CDB8><EFBFBD>ȣ<EFBFBD>0Ϊȫ<C8AB><CDB8><EFBFBD><EFBFBD>1Ϊ<31><CEAA><EFBFBD><CDB8>
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plt.plot(dates, higts, c='red', alpha=0.5)
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plt.plot(dates, lows, c='blue', alpha=0.5)
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#<23><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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plt.fill_between(dates, lows, higts, facecolor='black', alpha=0.1)
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#<23><><EFBFBD><EFBFBD>ͼ<EFBFBD>θ<EFBFBD>ʽ
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plt.rcParams['font.sans-serif'] = ['SimHei']
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plt.title('<EFBFBD><EFBFBD>ɳ2023ȫ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼ', fontsize=20, weight='bold', color='blue', fontstyle='italic', loc='center')
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plt.xlabel('', fontsize=16)
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#<23><><EFBFBD>ڱ<EFBFBD>ǩ<EFBFBD><C7A9>б
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fig.autofmt_xdate()
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plt.ylabel("<EFBFBD>¶<EFBFBD>", fontsize=16, loc='top')
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plt.xlabel("<EFBFBD><EFBFBD>-<2D><>", fontsize=16, loc='right')
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#<23><><EFBFBD>ÿ̶ȱ<CCB6><C8B1>ǵĴ<C7B5>С
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plt.tick_params(axis='both', which='major',direction='in', pad=3,labelsize=16)
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plt.savefig('<EFBFBD><EFBFBD>ɳ2023<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ͼ.png')
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plt.show()
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