Refactoring

tools/stats/cumulative_articles.py

@@ -62,7 +62,7 @@ def main():
         cum_words.append(total_w)
 
     try:
-        from render_stats_charts import render_cumulative, setup_rcparams
+        from lib.render_stats_charts import render_cumulative, setup_rcparams
     except ImportError as exc:  # noqa: BLE001
         print(f"Failed to import renderer: {exc}", file=sys.stderr)
         sys.exit(1)