fix: Register BatchFeatureView in feature repos correctly (#3092)

* fix: Registry  BatchFeatureView in feature repos correctly

Signed-off-by: Achal Shah <achals@gmail.com>

* tests

Signed-off-by: Achal Shah <achals@gmail.com>

Signed-off-by: Achal Shah <achals@gmail.com>

sdk/python/feast/repo_operations.py

@@ -172,6 +172,15 @@ def parse_repo(repo_root: Path) -> RepoContents:
                 assert stream_source
                 if not any((stream_source is ds) for ds in res.data_sources):
                     res.data_sources.append(stream_source)
+            elif isinstance(obj, BatchFeatureView) and not any(
+                (obj is bfv) for bfv in res.feature_views
+            ):
+                res.feature_views.append(obj)
+
+                # Handle batch sources defined with feature views.
+                batch_source = obj.batch_source
+                if not any((batch_source is ds) for ds in res.data_sources):
+                    res.data_sources.append(batch_source)
             elif isinstance(obj, Entity) and not any(
                 (obj is entity) for entity in res.entities
             ):

sdk/python/tests/example_repos/example_feature_repo_with_bfvs.py

@@ -0,0 +1,52 @@
+from datetime import timedelta
+
+from feast import BatchFeatureView, Entity, Field, FileSource
+from feast.types import Float32, Int32, Int64
+
+driver_hourly_stats = FileSource(
+    path="%PARQUET_PATH%",  # placeholder to be replaced by the test
+    timestamp_field="event_timestamp",
+    created_timestamp_column="created",
+)
+
+driver = Entity(
+    name="driver_id",
+    description="driver id",
+)
+
+
+driver_hourly_stats_view = BatchFeatureView(
+    name="driver_hourly_stats",
+    entities=[driver],
+    ttl=timedelta(days=1),
+    schema=[
+        Field(name="conv_rate", dtype=Float32),
+        Field(name="acc_rate", dtype=Float32),
+        Field(name="avg_daily_trips", dtype=Int64),
+        Field(name="driver_id", dtype=Int32),
+    ],
+    online=True,
+    source=driver_hourly_stats,
+    tags={},
+)
+
+
+global_daily_stats = FileSource(
+    path="%PARQUET_PATH_GLOBAL%",  # placeholder to be replaced by the test
+    timestamp_field="event_timestamp",
+    created_timestamp_column="created",
+)
+
+
+global_stats_feature_view = BatchFeatureView(
+    name="global_daily_stats",
+    entities=None,
+    ttl=timedelta(days=1),
+    schema=[
+        Field(name="num_rides", dtype=Int32),
+        Field(name="avg_ride_length", dtype=Float32),
+    ],
+    online=True,
+    source=global_daily_stats,
+    tags={},
+)

sdk/python/tests/unit/local_feast_tests/test_e2e_local.py

@@ -51,6 +51,16 @@ def test_e2e_local() -> None:
                 runner, store, start_date, end_date, driver_df
             )
 
+        with runner.local_repo(
+            get_example_repo("example_feature_repo_with_bfvs.py")
+            .replace("%PARQUET_PATH%", driver_stats_path)
+            .replace("%PARQUET_PATH_GLOBAL%", global_stats_path),
+            "file",
+        ) as store:
+            _test_materialize_and_online_retrieval(
+                runner, store, start_date, end_date, driver_df
+            )
+
         with runner.local_repo(
             get_example_repo("example_feature_repo_with_ttl_0.py")
             .replace("%PARQUET_PATH%", driver_stats_path)

sdk/python/tests/utils/cli_repo_creator.py

@@ -88,7 +88,9 @@ def local_repo(self, example_repo_py: str, offline_store: str):
             stderr = result.stderr.decode("utf-8")
             print(f"Apply stdout:\n{stdout}")
             print(f"Apply stderr:\n{stderr}")
-            assert result.returncode == 0
+            assert (
+                result.returncode == 0
+            ), f"stdout: {result.stdout}\nstderr: {result.stderr}"
 
             yield FeatureStore(repo_path=str(repo_path), config=None)
 
@@ -97,4 +99,6 @@ def local_repo(self, example_repo_py: str, offline_store: str):
             stderr = result.stderr.decode("utf-8")
             print(f"Apply stdout:\n{stdout}")
             print(f"Apply stderr:\n{stderr}")
-            assert result.returncode == 0
+            assert (
+                result.returncode == 0
+            ), f"stdout: {result.stdout}\nstderr: {result.stderr}"