merge two columns pandas code example
Example 1: merge two dataframes based on column
df_outer = pd.merge(df1, df2, on='id', how='outer')
df_outer
Example 2: python merge strings in columns
df["period"] = df["Year"].astype(str) + df["quarter"]
Example 3: combining 2 dataframes pandas
df_3 = pd.concat([df_1, df_2])
Example 4: 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')
Example 5: merge two columns name in one header pandas
df['A'] = df[a_cols].apply(' '.join, axis=1)
Example 6: merge two columns pandas
df["period"] = df["Year"] + df["quarter"]