从.csv文件读数据 import pandas as pd# 从CSV文件中读取数据 train_df = pd.read_csv("datasets/train01.csv") val_df = pd.read_csv("datasets/val01.csv") test_df = pd.read_csv("datasets/test01.csv")# 显示数据框的前几行,确保数据已成功加载 print("Train Data:") print(train_df.head())print("\nValidation Data:") print(val_df.head())print("\nTest Data:") print(test_df.head()) 把数据写到.csv文件 # 假设你有一个名为output_df的DataFrame output_df = pd.DataFrame({'Column1': [1, 2, 3],'Column2': ['A', 'B', 'C'] })# 将DataFrame写入CSV文件 output_df.to_csv("output_file.csv", index=False) train_df[["label", "cutword"]].to_csv("datasets/train01.csv", index=False) val_df[["label", "cutword"]].to_csv("datasets/val01.csv", index=False) test_df[["label", "cutword"]].to_csv("datasets/test01.csv", index=False)