/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

3 votes179 views4 answers
How to Copy a File in Python?
Python
1 vote191 views1 answer
Flask define template folder
Python
0 vote175 views2 answers
Legend matplotlib twinx
Python
0 vote179 views1 answer
All the positions of a letter occurrences in a string python
Python
0 vote208 views1 answer
Get a colomn of csv in pandas
Python
1 vote165 views1 answer
PyAudioAnalysis
Python
0 vote242 views1 answer
Try python import
Python
1 vote225 views1 answer
Get string until character python
Python
0 vote190 views1 answer
Zeller year
Python
0 vote179 views1 answer
Command in python to make negative number positive
Python

Share