Pandas

In this tutorial, we will look at how to get the column names in a pandas dataframe that start with a specific string (in the column name) with the help of some examples. How to find columns whose name starts with a specific string? You can apply the string startswith() function with the help of […]

In this tutorial, we will look at how to get the column names in a pandas dataframe that contain a specific string (in the column name) with the help of some examples. How to find columns whose name contain a specific string? You can apply the string contains() function with the help of the .str

This tutorial will look at how to get the columns with missing values in a pandas dataframe. How to find columns with missing values in a pandas dataframe? To get the columns containing missing values, you can use a combination of the pandas isna() function and the any() function in Python. The idea is to

In this tutorial, we will look at how to add a suffix to the column names in a pandas dataframe with the help of some examples. How to add a suffix to each column name of a pandas dataframe? You can use the built-in pandas dataframe add_suffix() function to add a suffix to the column

In this tutorial, we will look at how to remove spaces from the column names of a pandas dataframe with the help of some examples. How to remove spaces from pandas column names? You can apply the string replace() function to remove spaces from column names of a pandas dataframe. The idea is the replace

In this tutorial, we will look at how to drop (remove) duplicate columns from a pandas dataframe with the help of some examples. How to remove duplicate columns from a pandas dataframe? To correctly drop a duplicate column, you first need to define what it’s meant by a duplicate column. Do you consider columns having

In this tutorial, we will look at how to delete all the columns of a pandas dataframe except one (or some) specific column(s) with the help of some examples. How to delete all columns except one (or more) specific column(s)? To delete all the columns except some specific ones from a pandas dataframe, you can

In this tutorial, we will look at how to use the info() method of a pandas dataframe to get its summary with the help of some examples. What does the info() function do in a pandas dataframe? The pandas dataframe info() function is used to get a concise summary of a dataframe. It gives information

In this tutorial, we will look at how to change the column names of a pandas dataframe to uppercase with the help of some examples. How to convert column names to uppercase in a pandas dataframe? You can use the pandas series .str.upper() method to rename all column names to uppercase in a pandas dataframe.