Upload feats.py

feats.py

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+from lhotse.features.io import KaldiWriter
+import numpy as np
+
+for part in ["train_clean_460", "dev_clean", "test_clean"]:
+    with open(f"./exp/xvector_nnet_1a/xvectors_{part}/spk_xvector.txt", "r") as f:
+        with KaldiWriter(f"./exp/xvector_nnet_1a/xvectors_{part}/") as writer:
+            features = [line.strip().split() for line in f]
+            for feature in features:
+                key = feature[0]
+                feats = feature[2:-1]
+                feats = [float(f) for f in feats]
+                assert len(feats) == 512
+                writer.write(key, np.array([feats], dtype=np.float32))