adjusted watttime signal

dos-group · May 26, 2024 · 98a6fe2 · 98a6fe2
1 parent 6fefead
commit 98a6fe2
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/vessim/sil.py b/vessim/sil.py
@@ -225,13 +225,15 @@ def __init__(self, username: str, password: str):
 
     def at(
         self,
-        dt: DatetimeLike,
+        dt: Optional[DatetimeLike] = None,
         region: Optional[str] = None,
         signal_type: str = "co2_moer",
         **kwargs,
     ):
         if region is None:
             raise ValueError("Region needs to be specified.")
+        if dt is None:
+            raise ValueError("dt needs to be specified.")
         dt = pd.to_datetime(dt)
         rsp = self._request(
             "/historical",