fix using function instead of property

Author: ThomasDelteil

textractor/entities/table.py

@@ -426,7 +426,7 @@ def to_pandas(self, use_columns=False, checkbox_string="X "):
         table = [["" for _ in range(self.column_count)] for _ in range(self.row_count)]
 
         for cell in self.table_cells:
-            table[cell.row_index - 1][cell.col_index - 1] = " ".join([checkbox_string[0 if c.is_selected else 1] for c in cell.checkboxes])  + " ".join([w.text for w in cell.words])
+            table[cell.row_index - 1][cell.col_index - 1] = " ".join([checkbox_string[0 if c.is_selected() else 1] for c in cell.checkboxes])  + " ".join([w.text for w in cell.words])
 
 
         return DataFrame(table[1:] if use_columns else table, columns=columns if use_columns else None)