#!/usr/bin/python list ['physics''chemistry' print "value available at index print list[ list[ print "new value available at index print list[ note append(method is discussed in subsequent section when the above code is executedit produces the following resultvalue available at index new value available at index delete list elements to remove list elementyou can use either the del statementif you know exactlywhich element(syou are deleting or the remove(methodif you do not know for example#!/usr/bin/python list ['physics''chemistry' print list del list [ print "after deleting value at index print list when the above code is executedit produces following result['physics''chemistry' after deleting value at index ['physics''chemistry' note remove(method is discussed in subsequent section