by python

1. Provide a class for authoring a simple letter. In the constructor, supply the names of the sender and the recipient def init_ _(self, letterFrom, letterTo) Supply a method def addLine(self, line) to add a line of text to the body of the letter. Supply a method def getText(self) that returns the entire text of the letter. The text has the form: Dear recipient name: blank line first line of the bodv second line of the body last line of the body blank line Sincerely, blank 1ine sender name