5.删除csv中某一列或某几列数据

# #######删除csv中某一列或者某几列数据#######
import pandas as pd

# 1.读取csv文件
df = pd.read_csv("C:\\Users\\86178\\Desktop\\python\\pythonProject1\\Ethylene.csv")
df.head()
# 2.删除指定列
df_new = df.drop(columns=["Unnamed: 0", "Unnamed: 0.1"])
# 3.保存删除后的数据内容
df_new.to_csv('Ethylene.csv')
print(df_new)