queue added

Author: hemangsk

Data Structures/queue/queue.py

@@ -0,0 +1,27 @@
+#There's a Juno on Jupiter, and a Fly in your Coffee.
+
+#Creating a Queue class
+
+class Queue:
+
+    def __init__(self):
+        self.queue = []
+
+    def enqueue(self, item):
+        self.queue.insert(0, item)
+
+    def dequeue(self):
+        return self.queue.pop()
+
+    def isEmpty(self):
+        return self.queue == []
+
+    def size(self):
+        return len(self.queue)
+
+q=Queue()
+
+q.enqueue(4)
+q.enqueue('dog')
+q.enqueue(True)
+print(q.size())