fmuobs Add support to ert observation with localization

Author: alifbe

src/subscript/fmuobs/parsers.py

@@ -358,6 +358,10 @@ def flatten_observation_unit(
 
     for subunit in subunit_keys:
         if len(subunit.split()) < 2:
+            if subunit.upper() in ("LOCALIZATION"):
+                # Ignore LOCALIZATION subunit
+                logger.debug("Ignoring unlabeled subunit block: %s", subunit)
+                continue
             # It must be two strings, like "OBS P1", or "SEGMENT FIRST_YEAR".
             raise ValueError("Wrong observation subunit syntax: " + str(subunit))
         obs_subunits.append(

tests/test_fmuobs.py

@@ -33,6 +33,7 @@ def fixture_readonly_testdata_dir(monkeypatch):
         ("ert-doc.csv", "csv"),
         ("fmu-ensemble-obs.yml", "yaml"),
         ("drogon_wbhp_rft_wct_gor_tracer_4d.obs", "ert"),
+        ("drogon_wbhp_rft_wct_gor_tracer_plt_local.obs", "ert"),
     ],
 )
 def test_autoparse_file(filename, expected_format, readonly_testdata_dir):
@@ -161,6 +162,7 @@ def test_roundtrip_ertobs(filename, readonly_testdata_dir):
         ("ert-doc.csv"),
         ("fmu-ensemble-obs.yml"),
         ("drogon_wbhp_rft_wct_gor_tracer_4d.obs"),
+        ("drogon_wbhp_rft_wct_gor_tracer_plt_local.obs"),
     ],
 )
 def test_roundtrip_yaml(filename, readonly_testdata_dir):
@@ -206,6 +208,7 @@ def test_roundtrip_yaml(filename, readonly_testdata_dir):
         ("ert-doc.csv"),
         ("fmu-ensemble-obs.yml"),
         ("drogon_wbhp_rft_wct_gor_tracer_4d.obs"),
+        ("drogon_wbhp_rft_wct_gor_tracer_plt_local.obs"),
     ],
 )
 def test_roundtrip_resinsight(filename, readonly_testdata_dir):
@@ -228,14 +231,18 @@ def test_roundtrip_resinsight(filename, readonly_testdata_dir):
 
     # LABEL is not part of the ResInsight format, and a made-up label
     # is obtained through the roundtrip (when importing back). Skip it
-    # when comparing.
+    # when comparing. ERROR_MODE is also not preserved in ResInsight format.
 
     pd.testing.assert_frame_equal(
         ri_roundtrip_dframe.sort_index(axis="columns").drop(
-            ["LABEL", "COMMENT", "SUBCOMMENT"], axis="columns", errors="ignore"
+            ["LABEL", "COMMENT", "SUBCOMMENT", "ERROR_MODE"],
+            axis="columns",
+            errors="ignore",
         ),
         dframe.sort_index(axis="columns").drop(
-            ["LABEL", "COMMENT", "SUBCOMMENT"], axis="columns", errors="ignore"
+            ["LABEL", "COMMENT", "SUBCOMMENT", "ERROR_MODE"],
+            axis="columns",
+            errors="ignore",
         ),
         check_like=True,
     )