/Python/Merge two columns pandas

Merge two columns pandas

Merge two dataframes based on column

df_outer = pd.merge(df1, df2, on='id', how='outer') #here id is common column

df_outer

10

Combining 2 dataframes pandas

df_3 = pd.concat([df_1, df_2])

9

Python merge strings in columns

df["period"] = df["Year"].astype(str) + df["quarter"]

2

Source: stackoverflow.com

Merge two columns pandas

df["period"] = df["Year"] + df["quarter"]

2

Source: stackoverflow.com

Pandas merge two columns from different dataframes

#suppose you have two dataframes df1 and df2, and 
#you need to merge them along the column id
df_merge_col = pd.merge(df1, df2, on='id')

1

Pandas join two columns

df['FullName'] = df[['First_Name', 'Last_Name']].agg('-'.join, axis=1)

0

Similar codes

0 vote162 views2 answers
Connect to mysql database jupyter
Python
5 votes173 views1 answer
Python pyautogui how to change the screenshot location
Python
0 vote219 views1 answer
Float number field django models
Python Django
0 vote158 views1 answer
Hewwo wowwd
Python
1 vote248 views1 answer
Python get list of all open windows
Python
69 votes219 views6 answers
Python online compiler 3.8
Python
0 vote207 views1 answer
Fetch json array from mysql django
Python
0 vote191 views1 answer
How to start a working to run a particular queue
Python
0 vote246 views1 answer
Django database connection isn't set to UTC postgresql
Python Django
0 vote160 views1 answer
Pandas df to list of dictionaries
Python

Share