Feat: new and old data format compatibility

jdiasn · Sep 10, 2024 · d33ea72 · d33ea72
1 parent fe0ff67
commit d33ea72
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/lidarwind/io.py b/lidarwind/io.py
@@ -32,10 +32,12 @@ def open_sweep(file_name):
 
     del raw_data
 
-    assert "time_reference" in ds, "missing time_reference in input sweep"
-    # Guarantee that it is a valid datetime
-    reference_time = pd.to_datetime(ds["time_reference"].values).isoformat()
-    ds["time"].attrs["units"] = f"seconds since {reference_time}"
+    if "time_reference" in ds:
+        # Guarantee that it is a valid datetime
+        reference_time = pd.to_datetime(
+            ds["time_reference"].values
+        ).isoformat()
+        ds["time"].attrs["units"] = f"seconds since {reference_time}"
 
     ds = xr.decode_cf(ds)