python import pandas as pd import numpy as np from datetime import datetime from statsmodels.tsa.arima_model import ARIMA

dates = ts = pd.Series), index=dates) print

model = ARIMA) resultsARIMA = model.fit forecast = resultsARIMA.forecast print

print

ts_reindexed = ts.reindex, datetime, datetime]) print

ts_resampled = ts.resample.mean # 以月为单位沉采样并取平均值 print

import matplotlib.pyplot as plt

ts.plot plt.show

ts_rolling = ts.rolling.mean # 以2天为窗口计算移动平均 print

ts_diff = ts.diff # 计算一阶差分 print