Merge pull request #543 from alcoat/539-ecmwf_update

Update model template for ECMWF IFS

Author: blaylockbk

src/herbie/models/ecmwf.py

@@ -45,6 +45,13 @@ def template(self):
         # example file
         # https://data.ecmwf.int/forecasts/20240229/00z/ifs/0p25/oper/20240229000000-0h-oper-fc.grib2
 
+        # IFS_50R1_DATE
+        if self.date >= datetime(2026, 5, 12, tzinfo=self.date.tzinfo):
+            if self.product == "scda":
+                self.product = "oper"
+            if self.product == "scwv":
+                self.product = "wave"
+
         # product suffix
         if self.product in ["enfo", "waef"]:
             product_suffix = "ef"

tests/test_ecmwf.py

@@ -33,6 +33,29 @@ def test_ifs_download(date):
     f.unlink()
 
 
+@pytest.mark.parametrize("date", DATES)
+def test_ifs_scda_download(date):
+    # use minus to avoid early download
+    date6 = date - timedelta(hours=6)
+    H = Herbie(date6, model="ifs", product="scda", save_dir=save_dir, overwrite=True)
+
+    # Test full file download
+    f = H.download()
+    assert H.get_localFilePath().exists()
+    f.unlink()
+
+@pytest.mark.parametrize("date", DATES)
+def test_ifs_scwv_download(date):
+    # use minus to avoid early download
+    date6 = date - timedelta(hours=6)
+    H = Herbie(date6, model="ifs", product="scwv", save_dir=save_dir, overwrite=True)
+
+    # Test full file download
+    f = H.download()
+    assert H.get_localFilePath().exists()
+    f.unlink()
+
+
 @pytest.mark.parametrize("date", DATES)
 def test_ifs_download_partial(date):
     H = Herbie(date, model="ifs", product="oper", save_dir=save_dir, overwrite=True)