merge columns python code example

Example 1: merge two columns pandas

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

Example 2: dataframe concatenate

# Pandas for Python

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

#Output
#col1	col2	col1 & col2
#A1		A2		A1A2
#B1		B2		B1B2

Example 3: how to merge two column pandas

DataFrame["new_column"] = DataFrame["column1"] + DataFrame["column2"]