venture of iit bombay vjti alumni print "var [ ]"var [ print "var [ : ]"var [ : when the above code is executedit produces the following result var [ ] var [ : ]ytho updating strings you can "updatean existing string by (re)assigning variable to another string the new value can be related to its previous value or to completely different string altogether for example #!/usr/bin/python var 'hello world!print "updated string :"var [: 'pythonwhen the above code is executedit produces the following result updated string :hello python