Algorisme partició tuts optimitzat

post.py

@@ -25,18 +25,20 @@ class Post:
 
         self.n = post_len / 500
 
+        ulen = len(self.username)
+
         start = 0
-        end = 488
+        end = 500 - ulen - 2
 
         i = 0
         while i < self.n:
 
-            post = f'@{self.username} {self.post[start:end-len(self.username)]}'
+            post = f'@{self.username} {self.post[start:end]}'
 
             self.array.append(post)
 
-            start = end-len(self.username)
-            end = end + 488
+            start = end
+            end = start + (len(post) - ulen - 2)
 
             i += 1