ex39.py

states = {
    'Oregon': 'OR',
    'Florida': 'FL',
    'California': 'CA',
    'New York': 'NY',
    'Michigan': 'MI'
}

cities = {
    'CA' : 'San Francisco',
    'MI': 'Detroit',
    'FL': 'Jacksonville'
}

cities['NY'] = 'New York'
cities['OR'] = 'Portland'

print( "-" * 10)
print("NY state has: ", cities['NY'])
print("OR state has: ", cities["OR"])

print("-" * 10)
print("Michegan's abbreviation is: ", states['Michigan'])
print("Florida's abbreviation is: ", states['Florida'])

print('-' * 10)
print("Michigan has: ", cities[states["Michigan"]])
print("Florida has: ", cities[states["Florida"]])

print('-' * 10)
for state, abbrev in list(states.items()):
    print(f"{state} is abbreviated {abbrev}")
    
print('-' * 10)
for abbrev, city in list(cities.items()):
    print(f"{abbrev} has the city {city}")
    
print("-" * 10)
for state, abbrev in list(states.items()):
    print(f"{state} state is abbreviated {abbrev}")
    print(f"and has the city {cities[abbrev]}")
    
print('-' * 10)
state = states.get("Texas")
if not state:
    print("Sorry, no Texas.")
    
city = cities.get('TX', 'Does not Exist')
print(f"The city for the state 'TX' is: {city}")