Update hub-stats.py

hub-stats.py

@@ -144,6 +144,10 @@ def process_dataframe(df, endpoint):
                     None
                 )
 
+    # Handle gated column - convert to string to handle mixed types
+    if "gated" in df.columns:
+        df["gated"] = df["gated"].astype(str)
+
     for col in ["cardData", "config", "gguf"]:
         if col in df.columns:
             df[col] = df[col].apply(to_json_string)
@@ -239,7 +243,7 @@ async def create_parquet_files(skip_upload=False):
             created_files.append(output_file)
 
             print(f"✓ {endpoint}: {len(df):,} rows -> {output_file}")
-            
+
             if not skip_upload:
                 upload_to_hub(output_file)