/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

22 votes130 views5 answers
Python import file from different directory
Python
39 votes135 views2 answers
Python how to add columns to a pandas dataframe
Python
0 vote130 views1 answer
Task orchestration framework
Python
0 vote127 views1 answer
Create array with shape 0,2
Python
0 vote126 views2 answers
Try catch python with open
Python
3 votes129 views2 answers
Check iterable python
Python
2 votes172 views2 answers
How to check django rest framework version
Python
0 vote199 views1 answer
How do i re-restablish the third reich
Python
0 vote132 views1 answer
Save image to file from URL
Python
-1 vote103 views1 answer
What will be the output of the following python code? print("abc. def".capitalize())
Python

Share