How to Filter Rows Based on Column Values with query function in Pandas?

In this article, let’s see how to filter rows based on column values. Query function can be used to filter rows based on column values. 

Consider below Dataframe:

Python3

import pandas as pd


data = [['A', 10], ['B', 15], ['C', 14], ['D', 12]]
df = pd.DataFrame(data, columns = ['Name', 'Age'])
df

Output: 

Our DataFrame 

Now, Suppose You want to get only persons that have Age >13.  We can use Query function of Pandas.

Python3

df.query("Age>13")

Output: 

Using Query with only 1 Column

Now, If you want multiple columns. For example, you want to have Age >13 and Name = C. Then,

Python3

df.query("Age>13 and Name=='C'")

Output:

Using multiple cols filter