number of items len(xtest if has key has_key("one"looping over keys for item in keys()print item looping over values for item in values()print item using the if statement to get the values if "onein xprint ['one'if "twonot in xprint "two not foundif "threein xdel ['three' built-in dictionary functions function is procedure that can be applied on construct to get value furthermoreit doesn' modify the construct python gives us few functions that we can apply on python dictionary take look len()the len(function returns the length of the dictionary in python every key-value pair adds to the length len(dict output len({}any({false:false,'':''}an empty python dictionary has length of