#Chapter 9 Practice: #Establish Dictionary phonebook = {'Chris':'555-1111', 'Katie':'555-2222', 'Joanne':'555-3333'} print(phonebook) #Search for Key in Dictionary if 'Chris' in phonebook: print(phonebook['Chris']) #Find out if key is NOT in Dictionary if 'Jimmy' not in phonebook: print('Jimmy is not found.') #Add key/value in Dictionary phonebook['Jimmy'] = '555-4444' print(phonebook) #Delete key (and value pair) from Dictionary del phonebook['Jimmy'] print(phonebook)
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