Add two nubers link node leetcode

Leetcode Practice/Leetcode-AddTwoNumbersLinkNode.py

@@ -0,0 +1,36 @@
+"""
+You are given two non-empty linked lists representing two non-negative integers. The digits are stored in reverse order, and each of their nodes contains a single digit. Add the two numbers and return the sum as a linked list.
+
+Input: l1 = [2,4,3], l2 = [5,6,4]
+Output: [7,0,8]
+Explanation: 342 + 465 = 807.
+"""
+class ListNode:
+    def __init__(self, val=0, next=None):
+        self.val = val
+        self.next = next
+class Solution:
+    def addTwoNumbers(self, l1: ListNode, l2: ListNode) -> ListNode:
+        i3=ListNode()
+        ans=i3
+        carry=0
+        while (l1 is not None) or (l2 is not None) or carry:
+            if l1:
+                value1=l1.val
+            else:
+                value1=0
+            if l2:
+                value2=l2.val
+            else:
+                value2=0
+            i3.val=value1+value2+carry
+            carry=i3.val//10
+            i3.val=i3.val%10
+            if l1:
+                l1=l1.next
+            if l2:
+                l2=l2.next
+            if l1 or l2 or carry:
+                i3.next=ListNode()
+                i3=i3.next
+        return ans