Lambda function dataframe

# importing pandas library
import pandas as pd
   
# creating and initializing a list
values= [['Rohan',455],['Elvish',250],['Deepak',495],
         ['Soni',400],['Radhika',350],['Vansh',450]] 
  
# creating a pandas dataframe
df = pd.DataFrame(values,columns=['Name','Total_Marks'])
  
# Applying lambda function to find 
# percentage of 'Total_Marks' column 
# using df.assign()
df = df.assign(Percentage = lambda x: (x['Total_Marks'] /500 * 100))
  
# displaying the data frame
df

Source: geeksforgeeks.org

Lambda function dataframe

# importing pandas library
import pandas as pd
  
# creating and initializing a nested list
values_list = [[15, 2.5, 100], [20, 4.5, 50], [25, 5.2, 80],
               [45, 5.8, 48], [40, 6.3, 70], [41, 6.4, 90],
               [51, 2.3, 111]]
  
# creating a pandas dataframe
df = pd.DataFrame(values_list, columns=['Field_1', 'Field_2', 'Field_3'])
  
# Applying lambda function to find 
# the product of 3 columns using 
# df.assign()
df = df.assign(Product=lambda x: (x['Field_1'] * x['Field_2'] * x['Field_3']))
  
# printing dataframe
df

Source: geeksforgeeks.org

Similar codes

87 votes165 views3 answers
How to check if item is file in python or not
Python
0 vote259 views1 answer
Python String to array using list() method
Python
2 votes158 views1 answer
Get last column pandas
Python
27 votes172 views6 answers
Install pandas
Python
0 vote181 views2 answers
How to read excel with multiple pages on pandas
Python
3 votes188 views1 answer
Put text on image python
Python
5 votes186 views3 answers
Pandas show duplicate rows
Python
0 vote205 views1 answer
Selenium press tab python
Python
0 vote178 views1 answer
Python set with counts
Python
0 vote183 views1 answer
Merge two arrays python with three one
Python