The Boolean has_key() and the in and not in operators are Boolean, returning True if a dictionary has that key and False otherwise. : has_key « Dictionary « Python Tutorial

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Python Tutorial » Dictionary » has_key   8. 11. 2. The Boolean has_key() and the in and not in operators are Boolean, returning True if a dictionary has that key and False otherwise. dict1 = {'name': 'earth', 'port': 80} print 'server' in dict1 print 'name' in dict1  print dict1['name'] 8. 11. has_key 8. 11. 1.  The has_key method checks whether a dictionary has a given key. 8. 11. 2.  The Boolean has_key() and the in and not in operators are Boolean, returning True if a dictionary has that key and False otherwise.

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