Answers for "merge 2 columns pandas"

18

drop multiple columns pandas

yourdf.drop(['columnheading1', 'columnheading2'], axis=1, inplace=True)
Posted by: Guest on May-16-2020
6

merge two dataframes based on column

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

df_outer
Posted by: Guest on July-27-2020
1

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')
Posted by: Guest on September-03-2020
1

merge two dataframes based on column

df_merge_col = pd.merge(df_row, df3, on='id')

df_merge_col
Posted by: Guest on July-27-2020
2

merge two columns pandas

df["period"] = df["Year"] + df["quarter"]
Posted by: Guest on May-10-2020
6

dataframe concatenate

# Pandas for Python

df['col1 & col2'] = df['col1']+df['col2']

#Output
#col1	col2	col1 & col2
#A1		A2		A1A2
#B1		B2		B1B2
Posted by: Guest on April-17-2020

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