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import shelve
flights = {"1":"A", "2":"B", "3":"C"}
times = ["230pm", "320pm", "420pm"]
db = shelve.open("shelved.dat", "n")
db['flights'] = flights
db['times'] = times
print db.keys()
db.close()
f = open("shelved.dat", "r")
data = f.read()
print data
f.close()
# Retrieving Objects from a Shelve File
db = shelve.open("shelved.dat", "r")
for k in db.keys():
obj = db[k]
print "%s: %s" % (k, obj)
flightDB = db['flights']
flights = flightDB.keys()
cities = flightDB.values()
times = db['times']
x = 0
for flight in flights:
print ("Flight %s leaves for %s at %s" % (flight, cities[x], times[x]))
x+=1
db.close()
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