df.drop(df.columns[[0]], axis=1, inplace=True) Run Code Online (Sandbox Code Playgroud) 有一个可选参数,inplace以便可以在不创建副本的情况下修改原始数据. 膨化 列选择,添加,删除 删除列column-name: df.pop('column-name') Run Code Online (Sandbox Code Playgroud) 例子: df = DataFrame....
We are given a DataFrame that may or may not have columns that are the same value. Remove constant column of a pandas dataframe We will usepandas.DataFrame.ilocproperty for this purpose,iinpandas.DataFrame.ilocstands forindex. This is also a data selection method but here, we need to pass...
columns_list = [1, 2, 4] # index numbers of columns you want to delete df = df.drop(columns=df.columns[columns_list]) 参考参见这里的columns参数:https://pandas.pydata.org/pandas-docs/stable/reference/api/pandas.DataFrame.drop.html?highlight=drop#pandas.DataFrame.drop 2020-08-29 06:26:...
pandas dataframe删除一行或一列:drop函数 【知识点】 用法: DataFrame.drop(labels=None,axis=0,index=None,columns=None, inplace=False) 参数说明: labels 就是要删除的行列的名字,用列表给定 axis 默认为0,指删除行,因此删除columns时要指定axis=1; index 直接指定要删除的行 columns 直接指定要删除的列 in...
百度试题 结果1 题目pandas中用于从DataFrame中删除指定列的方法是: A. drop_columns() B. remove_columns() C. delete_columns() D. drop() 相关知识点: 试题来源: 解析 D 反馈 收藏
3)Example 2: Remove Multiple Columns from pandas DataFrame by Name 4)Example 3: Remove Multiple Columns from pandas DataFrame by Index Position 5)Video, Further Resources & Summary Let’s dig in: Example Data & Libraries In order to use the functions of thepandas library, we first have to...
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Python program to remove duplicate columns in Pandas DataFrame # Importing pandas packageimportpandasaspd# Defining two DataFramesdf=pd.DataFrame( data={"Parle": ["Frooti","Krack-jack","Hide&seek","Frooti"],"Nestle": ["Maggie","Kitkat","EveryDay","Crunch"],"Dabur": ["Chawanprash","Hon...
我们要看的第一个工具是来自Quantopian的Qgrid。这个Jupyter notebook部件使用SlickGrid组件来为你的DataFrame添加互动性。 一旦它被安装,你可以显示一个支持排序和过滤数据的DataFrame版本。 importqgrid importpandas url='https://github.com/chris1610/pbpython/blob/maste...
原文来源: https://stackoverflow.com/questions/43983622/remove unnamed columns in pandas dataframe 问:我有一个数据文件data.csv,列A到列G如下表,但是当我用pd.read_csv('data.c