add json file with info

create_json.py

@@ -0,0 +1,31 @@
+"""Create a JSON file mapping of available audio files to the TTS models that generated them.
+
+The output JSON has the following structure:
+{
+    "path1.mp3": [
+        "model1",
+        "model2",
+        ...
+    ],
+    "path2.mp3": [
+        "model1",
+        ...
+    ],
+    ...
+}
+"""
+from collections import defaultdict
+import json
+import os
+import pandas as pd
+
+df = pd.read_csv("metadata-balanced.csv")
+models = ["commonvoice", "metavoice", "playht", "stylettsv2", "xttsv2"]
+ds = defaultdict(list)
+for path in df.path:
+    for model in models:
+        if os.path.exists(os.path.join(model, path)):
+            ds[path].append(model)
+
+with open("files.json", "w") as json_file:
+    json.dump(ds, json_file, indent=4)