Add files via upload

-Reorganisation

PriorityQueue/PriorityQueue.py

@@ -0,0 +1,46 @@
+class PriorityQueue:
+    def __init__(self):
+        self.Queue = []
+
+    def put(self,item):
+##        print(self.Queue,  "<--" , item)
+        found,index = BinarySearch(self.Queue,item)
+        if self.Queue != [] and self.Queue[index] < item:
+            index +=1
+        self.Queue.insert(index,item)
+##        print(self.Queue,index)
+
+    def pop(self):
+        return self.Queue.pop(0)
+
+    def remove(self,item):
+        found,index = BinarySearch(self.Queue,item)
+        if found:
+            self.Queue.pop(index)
+        else:
+            raise ValueError("Item not in priority queue")
+
+
+def BinarySearch(SearchList,item):
+    found = False
+    start = 0
+    end = len(SearchList)-1
+    mid = (start+end)//2
+    while not found and start <= end:
+        mid = (start+end)//2
+        current = SearchList[mid]
+        if current < item:
+            start = mid +1
+        elif current > item:
+            end = mid - 1
+        else:
+            found = True
+##        if current  == item:
+##            found = True
+##        elif current < item:
+##            start = mid + 1
+##        else:
+##            end = mid - 1
+
+    return found,mid
+