Dictionary in Python

"""

Dictionary creation.

"""

print("Dictionary Literals")

print("===================")

# Dictionary literals

empty = {}

print(empty)

simple = {1: 2}

print(simple)

squares = {1: 1, 2: 4, 3: 9, 4: 16}

print(squares)

cipher = {'p': 'o', 'y': 'h', 't': 'n',

          'h': 't', 'o': 'y', 'n': 'p'} 

print(cipher)

goodinstructors = {'Rixner': True, 'Warren': False}

print(goodinstructors)

cities = {'China': ['Shanghai', 'Beijing'],

          'USA': ['New York', 'Los Angeles'],

          'Spain': ['Madrid', 'Barcelona'],

          'Australia': ['Sydney', 'Melbourne'],

          'Texas': ['Houston', 'San Antonio']}

print(cities)

print("")

print("Creating Dictionaries")

print("=====================")

empty2 = dict()

print(empty2)

data = [(1, 'one'), (2, 'two'), (3, 'three')]

names = dict(data)

print(names)

cipher2 = dict(cipher)

print(cipher2)