I have this dataframe(df)
A Column1 Column2
0 0 Value1
1 1
2 2 Value2 some value
3 3 Value3
And I want the to replace all empty value from just column2 with specific string "Its Empty"
A Column1 Column2
0 0 Value1 Its Empty
1 1 Its Empty
2 2 Value2 some value
3 3 Value3 Its Empty