snake_case all the things

data_structures/queue/queue_on_list.py

@@ -0,0 +1,45 @@
+"""Queue represented by a python list"""
+class Queue():
+    def __init__(self):
+        self.entries = []
+        self.length = 0
+        self.front=0
+
+    def __str__(self):
+        printed = '<' + str(self.entries)[1:-1] + '>'
+        return printed
+
+    """Enqueues {@code item}
+    @param item
+        item to enqueue"""
+    def put(self, item):
+        self.entries.append(item)
+        self.length = self.length + 1
+
+
+    """Dequeues {@code item}
+    @requirement: |self.length| > 0
+    @return dequeued
+        item that was dequeued"""
+    def get(self):
+        self.length = self.length - 1
+        dequeued = self.entries[self.front]
+        self.front-=1
+        self.entries = self.entries[self.front:]
+        return dequeued
+
+    """Rotates the queue {@code rotation} times
+    @param rotation
+        number of times to rotate queue"""
+    def rotate(self, rotation):
+        for i in range(rotation):
+            self.put(self.get())
+
+    """Enqueues {@code item}
+    @return item at front of self.entries"""
+    def front(self):
+        return self.entries[0]
+
+    """Returns the length of this.entries"""
+    def size(self):
+        return self.length