| import numpy as np | |
| import pandas as pd | |
| file_path = 'V_228.csv' | |
| df=pd.read_csv(file_path) | |
| traffic_speed = df.values | |
| traffic_speed = np.concatenate([traffic_speed, traffic_speed[0:1, :]], axis=0) | |
| np.savez('PEMS07M.npz', data=traffic_speed) | |
| datas = np.load('PEMS07M.npz') | |
| print(datas.files) | |
| print(datas['data']) | |
| print(datas['data'].shape, traffic_speed.shape) | |