Heap Program in Python

Data Strucrures/heap.py

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+# Python code to demonstrate working of 
+# heapify(), heappush() and heappop()
+
+# importing "heapq" to implement heap queue
+import heapq
+
+# initializing list
+li = [5, 7, 9, 1, 3]
+
+# using heapify to convert list into heap
+heapq.heapify(li)
+
+# printing created heap
+print ("The created heap is : ",end="")
+print (list(li))
+
+# using heappush() to push elements into heap
+# pushes 4
+heapq.heappush(li,4)
+
+# printing modified heap
+print ("The modified heap after push is : ",end="")
+print (list(li))
+
+# using heappop() to pop smallest element
+print ("The popped and smallest element is : ",end="")
+print (heapq.heappop(li))