Creating, accessing and modifying a dictionary. : Delete : Dictionary PYTHON TUTORIALS

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Creating, accessing and modifying a dictionary.


emptyDictionary = {}
print emptyDictionary

grades = { "A": 87, "B": 76, "C": 92, "D": 89 }
print "nAll grades:", grades

print grades[ "A" ]
grades[ "A" ] = 90
print "A's new grade:", grades[ "A" ]

# add to an existing dictionary
grades[ "B" ] = 93
print "nDictionary grades after modification:"
print grades

# delete entry from dictionary
del grades[ "C" ]
print "nDictionary grades after deletion:"
print grades