added comments and documentation

algorithms/Python/README.md

@@ -8,6 +8,7 @@
 - [Remove duplicate items](arrays/remove_duplicates_list.py)
 - [Dutch National Flag Algorithm](arrays/dutch_national_flag_algo.py)
 - [Max Sub Array Sum](arrays/max_sub_array_sum.py)
+- [Sorted Insert](arrays/sorted_insert.py)
 
 ## Linked Lists
 - [Doubly](linked_lists/doubly.py)

algorithms/Python/arrays/sorted_insert.py

@@ -6,6 +6,7 @@ Space Complexity : O(1)
 
 import math
 
+# find the insertion position of an element in a sorted list
 def sortedIndex(a: list, item):
   start = 0
   end = len(a)