def updateScoresByEmailGUI(login, courseID, assignmentID, CSVFile, password, overwrite):
    gradesource = GradesourceSession(login, password, courseID)
    gradesource.updateEmailScore(assignmentID, CSVFile, overwrite)
def updateScoresByEmail(login, courseID, assignmentID, CSVFile, overwrite):
    gradesource = GradesourceSession(login, getpass('Password: '), courseID)
    gradesource.updateEmailScore(assignmentID, CSVFile, overwrite)