# 读取
import pandas as pd
import numpy as np
data = pd.read_csv('xxx.csv')
data_real = data['real']
data_real = np.array(data_real)
# 写入
dataframe = pd.DataFrame({'real': data_real, 'fake': data_fake})
dataframe.to_csv(r'xxx.csv', sep=',')

# 读取
import pandas as pd
import numpy as np
data = pd.read_csv('xxx.csv')
data_real = data['real']
data_real = np.array(data_real)
# 写入
dataframe = pd.DataFrame({'real': data_real, 'fake': data_fake})
dataframe.to_csv(r'xxx.csv', sep=',')