have two df's
df1
0       1 
1234   mark
4865   john
4866   joseph
7916   stuart
df2
0       1       2  
1234   mark    test1
4865   john    test2
4866   joseph  test3
expected output :
get the unique row comparing from both the dataframe and display the the unique column in df1
df1
0       1
7916   stuart 
 
    