New Delhi [India], October 23 (ANI): Congress leader Priyanka Gandhi will file her nomination for the Wayanad Lok Sabha by-poll in Kerala on Wednesday, marking her electoral debut. Priyanka Gandhi will file the nomination papers in the presence of her mother and Congress Parliamentary Party Chairperson Sonia Gandhi, Congress chief Mallikarjun Kharge, her brother and Congress leader Rahul Gandhi, Congress general secretary KC Venugopal and a host of other leaders. Priyanka Gandhi visited a local family in the constituency and the home of an ex-serviceman after reaching Kerala along with Sonia G…