I have a dictionary as follows: user = [ { 'Customer Name' : 'Jane' ,'Greet' : 'Welcome to Lidl' ,'basket ': ['Onions','Grapes','Bananas','Cheese','Cucumbers'] ,'Customer age ': 35 }, { 'Customer Name': 'Irene' ,'Greet' : 'Welcome to Lidl' ,'basket ': ['Onions','Grapes','Bananas','Cheese','Cucumbers','Coffee'] ,'Customer age ': 50 } ] Would like to add more to the basket at index 1 and append the list with another key: value pair. Expected Result : user = [ { 'Customer Name' : 'Jane' ,'Greet' : 'Welcome to Lidl' ,'basket ': ['Onions','Grapes','Bananas','Cheese','Cucumbers'] ,'Customer age ': 35 }, { 'Customer Name': 'Irene' ,'Greet' : 'Welcome to Lidl' ,'basket ': ['Onions','Grapes','Bananas','Cheese','Cucumbers','Coffee','Kale'] ,'Customer age ': 30 } ] So added Kale to the basket and changed customer age to 30. Continue reading...