only change if its a string

Author: peterdudfield

src/india_api/internal/inputs/indiadb/client.py

@@ -272,7 +272,8 @@ def get_site_forecast(self, site_uuid: str, email:str) -> list[internal.Predicte
         with self._get_session() as session:
             check_user_has_access_to_site(session=session, email=email, site_uuid=site_uuid)
 
-            site_uuid = UUID(site_uuid)
+            if isinstance(site_uuid, str):
+                site_uuid = UUID(site_uuid)
 
             values = get_latest_forecast_values_by_site(
                 session,
@@ -306,7 +307,8 @@ def get_site_generation(self, site_uuid: str, email:str) -> list[internal.Actual
         with self._get_session() as session:
             check_user_has_access_to_site(session=session, email=email, site_uuid=site_uuid)
 
-            site_uuid = UUID(site_uuid)
+            if isinstance(site_uuid, str):
+                site_uuid = UUID(site_uuid)
 
             # read actual generations
             values = get_pv_generation_by_sites(