Pandas Merge Two Columns From Different Dataframes Code Example

Snippet 1
  #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') 
Snippet 2
  import pandas as pd
T1 = pd.merge(T1, T2, on=T1.index, how='outer')