/Python/Find difference between two pandas dataframes

Find difference between two pandas dataframes

Python pandas difference between two data frames

diff_df = pd.merge(df1, df2, how='outer', indicator='Exist')

diff_df = diff_df.loc[diff_df['Exist'] != 'both']

Source: stackoverflow.com

Pandas difference between two dataframes

source_df.merge(target_df,how='left',indicator=True).loc[lambda x:x['_merged']!='both']

Find difference between two pandas dataframes

# by doing outer, you will get records from both the sides.
f = df1.merge(df2,indicator = True, how='outer').loc[lambda x : x['_merge']!='both']
Out[421]: 
   A  B     _merge
1  2  3  left_only
2  3  4  left_only
3  3  4  left_only

left_unique_result = f.loc[lambda x: x['_merge'] == 'left_only']
right_unique_result = f.loc[lambda x: x['_merge'] == 'right_only']

Source: stackoverflow.com

Similar codes

1 vote354 views1 answer
Counter in django template
Python Django
0 vote319 views2 answers
Get_absolute_url method on the model
Python
1 vote324 views2 answers
Selenium webdriver scroll down python
Python
0 vote297 views1 answer
Find pdf encrypted password with python
Python
0 vote313 views1 answer
Stutter function in python
Python
0 vote340 views1 answer
Automation script for paytm coupon
Python
0 vote293 views2 answers
Df.replace not working
Python
0 vote347 views1 answer
Dockerize django app
Python Django
0 vote322 views1 answer
Mysql store numpy array
Python
1 vote318 views2 answers
Number of digits calculation
Python