'allocation_content_length'

maths/allocation_content_length.py

@@ -0,0 +1,39 @@
+#-*- coding:utf-8 -*-
+
+
+def allocation_content_length(content_length, portioning):
+    """
+    >>> content_length = 16647
+    >>> portioning = 4
+    >>> shares = content_length // portioning
+
+    >>> f'0-{shares*1}'
+    '0-4161'
+    >>> f'{shares*1+1}-{shares*2}'
+    '4162-8322'
+    >>> f'{shares*2+1}-{shares*3}'
+    '8323-12483'
+    >>> f'{shares*3+1}-{shares*4}'
+    '12484-16647'
+    """
+
+    shares = content_length // portioning
+
+    allocation_list = [f'0-{shares*1}']
+    for i in range(1,portioning-1):
+        length = f'{shares*i+1}-{shares*(i+1)}'
+        allocation_list.append(length)
+    allocation_list.append(f'{(shares*(portioning-1))+1}-{content_length}')
+
+    return allocation_list
+
+
+def main():
+    the_list = allocation_content_length(16647,4)
+    print(the_list)
+
+
+if __name__ == '__main__':
+    main()
+
+