ENG-8489 | enforce MAX_SIZE on .xls rendering just like was on .xlsx and display overflow banner if table exceeds MAX_SIZE limit

Author: sh-andriy

mfr/extensions/tabular/utilities.py

@@ -160,7 +160,7 @@ def parse_xlsx(wb, sheets):
  if getattr(ws, 'max_row', None) is None or getattr(ws, 'max_column', None) is None:
  raise CorruptedError
 
- ncols = getattr(ws, "max_column", 0) or 0
+ ncols = getattr(ws, "max_column", 0)
  max_cols = min(ncols, MAX_SIZE)
  header_row = next(ws.iter_rows(max_row=1, values_only=True), [])
  fields = fix_headers(list(header_row)[:max_cols])