app.py

@@ -24,11 +24,13 @@ def cmat2aset(
 ]:
     """Set up gradio api for cmataset."""
     try:
+        # cmat[cmat==""] = 0
+        cmat = np.where(cmat == "", cmat)  # type: ignore
         cmat = np.array(cmat, dtype=float)
     except Exception as exc:
-        logger.error(exc)
-        return np.array([str(exc)])
-        
+        logger.exception(exc)
+        return np.array([[str(exc)]])
+
     logger.debug("cmat[:3, :3]: %s", cmat[:3, :3])
     try:
         return c2a(cmat, eps, min_samples)