remove worksheet_range_at

src/types/workbook.rs

@@ -40,16 +40,6 @@ impl SheetsEnum {
             SheetsEnum::FileLike(f) => f.worksheet_range(name),
         }
     }
-
-    fn worksheet_range_at(
-        &mut self,
-        index: usize,
-    ) -> Option<Result<calamine::Range<calamine::Data>, Error>> {
-        match self {
-            SheetsEnum::File(f) => f.worksheet_range_at(index),
-            SheetsEnum::FileLike(f) => f.worksheet_range_at(index),
-        }
-    }
 }
 
 #[pyclass]
@@ -166,12 +156,6 @@ impl CalamineWorkbook {
             .get(index)
             .ok_or_else(|| WorksheetNotFound::new_err(format!("Worksheet '{}' not found", index)))?
             .to_string();
-        let range = self
-            .sheets
-            .worksheet_range_at(index)
-            .unwrap_or_else(|| Err(Error::Msg("Workbook is empty")))
-            .map_err(err_to_py)?;
-
-        Ok(CalamineSheet::new(name, range))
+        self.get_sheet_by_name(&name)
     }
 }