Intersection of two dataframe in Pandas - Python

import pandas as pd

# Creating Data frames
df1 = {'A': [1, 2, 3, 4],
         'B': ['abc', 'def', 'efg', 'ghi']} 
df2 = {'A': [1, 2, 3, 4 ],
         'B': ['Geeks', 'For', 'efg', 'ghi'],
         'C':['Nikhil', 'Rishabh', 'Rahul', 'Shubham']} 
         
d1 = pd.DataFrame(df1)
d2 = pd.DataFrame(df2) 

# Calling merge() function
int_df = pd.merge(d1, d2, how ='inner', on =['A', 'B'])
print(int_df)

import pandas as pd

# Creating Data frames
df1 = {'A': [1, 2, 3, 4],
         'B': ['Geeks', 'For', 'efg', 'ghi']} 
df2 = {'A': [1, 2, 3, 4 ],
         'B': ['Geeks', 'For', 'abc', 'cde'],
         'C':['Nikhil', 'Rishabh', 'Rahul', 'Shubham']} 
         
d1 = pd.DataFrame(df1)
d2 = pd.DataFrame(df2) 

# Calling merge() function
int_df = pd.merge(d1, d2, how='inner', on=['A', 'B'])
print(int_df)