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Task/Object-serialization/Python/object-serialization.py

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+# Object Serialization in Python
+# serialization in python is accomplished via the Pickle module.
+# Alternatively, one can use the cPickle module if speed is the key,
+# everything else in this example remains the same.
+
+import pickle
+
+class Entity:
+	def __init__(self):
+		self.name = "Entity"
+	def printName(self):
+		print self.name
+
+class Person(Entity): #OldMan inherits from Entity
+	def __init__(self): #override constructor
+		self.name = "Cletus"
+
+instance1 = Person()
+instance1.printName()
+
+instance2 = Entity()
+instance2.printName()
+
+target = file("objects.dat", "w") # open file
+
+#  Serialize
+pickle.dump((instance1, instance2), target) # serialize `instance1` and `instance2`to `target`
+target.close() # flush file stream
+print "Serialized..."
+
+# Unserialize
+target = file("objects.dat") # load again
+i1, i2 = pickle.load(target)
+print "Unserialized..."
+
+i1.printName()
+i2.printName()