added bucket sort

Data Structures and Algorithms/bucket_sort.py

@@ -0,0 +1,29 @@
+import random
+
+def bucketSort(array):
+    largest = max(array)
+    length = len(array)
+    size = largest/length
+
+    # Create Buckets
+    buckets = [[] for i in range(length)]
+
+    # Bucket Sorting   
+    for i in range(length):
+        index = int(array[i]/size)
+        if index != length:
+            buckets[index].append(array[i])
+        else:
+            buckets[length - 1].append(array[i])
+
+    # Sorting Individual Buckets  
+    for i in range(len(array)):
+        buckets[i] = sorted(buckets[i])
+
+
+    # Flattening the Array
+    result = []
+    for i in range(length):
+        result = result + buckets[i]
+
+    return result