Update app.py

app.py

@@ -46,6 +46,8 @@ Primary goals for reconcile rate:
             drop leading ITM rows and each fragment row whose (date, amount) still has count in the previous
             debits table; remove the ED wrapper if the table becomes empty. If a small orphan tail remains
             (≤6 rows), append those rows to the preceding debits table and drop the extra ED heading.
+            Skip the *first* Electronic Debits + table on the page when the previous table is ITM/credits-only
+            and the fragment is clearly debits (so we do not treat the main debits section as a duplicate).
 - Fix 17e: Repeat EC/ED fused + 17d passes until stable (handles chained replacements). Centered section titles
             match both align=\"center\" and style=\"text-align:center\" on divs.
 - Post-pass: dedupe 3-col Date|Description|Amount tables when one is a duplicate fragment
@@ -3210,10 +3212,10 @@ def _ucb_strip_redundant_ed_subset_fragment(text: str) -> str:
 
 def _ucb_prune_ed_fragment_dupes_vs_prev_table(text: str) -> str:
     """
-    Fix 17g: Under a second Electronic Debits + DA3 table, drop leading ITM rows and rows that duplicate
-    the immediately preceding debits table by (date, amount). Keeps orphan rows (same key absent from prev).
-    Removes the whole block if only the header remains. If ≤6 orphan rows remain, merge them into the
-    preceding table and remove this ED block.
+    Fix 17g: Under an Electronic Debits + DA3 table, drop leading ITM rows and rows that duplicate
+    the immediately preceding DA3 table by (date, amount). Skips the case where the previous table is
+    credits/ITM-only and this table is the main debits block. If ≤6 orphan rows remain, merge into prev
+    and remove this ED block.
     """
     if not text or "electronic debits" not in text.lower():
         return text
@@ -3245,11 +3247,11 @@ def _ucb_prune_ed_fragment_dupes_vs_prev_table(text: str) -> str:
                 return None
             return k
 
-        def _has_itm_data(grid):
+        def _grid_has_strong_debit_row(grid):
             for r in range(1, len(grid)):
                 if not any(str(c or "").strip() for c in grid[r]):
                     continue
-                if _is_itm_deposit_row_ucb(grid, r):
+                if _is_strong_ucb_electronic_debit_row(grid, r):
                     return True
             return False
 
@@ -3271,7 +3273,8 @@ def _ucb_prune_ed_fragment_dupes_vs_prev_table(text: str) -> str:
                     or not _is_da3_header(g_frag)
                 ):
                     continue
-                if not _has_itm_data(g_frag):
+                # Legitimate layout: ITM/credits-only table, then Electronic Debits + main debits — do not prune.
+                if not _grid_has_strong_debit_row(g_big) and _grid_has_strong_debit_row(g_frag):
                     continue
                 cb = Counter()
                 for r in range(1, len(g_big)):