multiple small stylistic changes requested by reviewers

invokeai/app/services/model_records/model_records_base.py

@@ -10,7 +10,7 @@ from typing import List, Optional, Union
 from invokeai.backend.model_manager.config import AnyModelConfig, BaseModelType, ModelConfigBase, ModelType
 
 # should match the InvokeAI version when this is first released.
-CONFIG_FILE_VERSION = "3.2"
+CONFIG_FILE_VERSION = "3.2.0"
 
 
 class DuplicateModelException(Exception):

invokeai/app/services/model_records/model_records_sql.py

@@ -66,9 +66,8 @@ from .model_records_base import (
 class ModelRecordServiceSQL(ModelRecordServiceBase):
     """Implementation of the ModelConfigStore ABC using a SQL database."""
 
-    _conn: sqlite3.Connection
+    _db: SqliteDatabase
     _cursor: sqlite3.Cursor
-    _lock: threading.Lock
 
     def __init__(self, db: SqliteDatabase):
         """
@@ -78,16 +77,15 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
         :param lock: threading Lock object
         """
         super().__init__()
-        self._conn = db.conn
+        self._db = db
-        self._lock = db.lock
+        self._db.conn.row_factory = sqlite3.Row
-        self._conn.row_factory = sqlite3.Row
+        self._cursor = self._db.conn.cursor()
-        self._cursor = self._conn.cursor()
 
-        with self._lock:
+        with self._db.lock:
             # Enable foreign keys
-            self._conn.execute("PRAGMA foreign_keys = ON;")
+            self._db.conn.execute("PRAGMA foreign_keys = ON;")
             self._create_tables()
-            self._conn.commit()
+            self._db.conn.commit()
         assert (
             str(self.version) == CONFIG_FILE_VERSION
         ), f"Model config version {self.version} does not match expected version {CONFIG_FILE_VERSION}"
@@ -172,7 +170,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
         """
         record = ModelConfigFactory.make_config(config, key=key)  # ensure it is a valid config obect.
         json_serialized = json.dumps(record.model_dump())  # and turn it into a json string.
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     """--sql
@@ -197,10 +195,10 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
                         json_serialized,
                     ),
                 )
-                self._conn.commit()
+                self._db.conn.commit()
 
             except sqlite3.IntegrityError as e:
-                self._conn.rollback()
+                self._db.conn.rollback()
                 if "UNIQUE constraint failed" in str(e):
                     if "model_config.path" in str(e):
                         msg = f"A model with path '{record.path}' is already installed"
@@ -210,7 +208,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
                 else:
                     raise e
             except sqlite3.Error as e:
-                self._conn.rollback()
+                self._db.conn.rollback()
                 raise e
 
         return self.get_model(key)
@@ -218,7 +216,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
     @property
     def version(self) -> str:
         """Return the version of the database schema."""
-        with self._lock:
+        with self._db.lock:
             self._cursor.execute(
                 """--sql
                 SELECT metadata_value FROM model_manager_metadata
@@ -239,7 +237,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
 
         Can raise an UnknownModelException
         """
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     """--sql
@@ -250,9 +248,9 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
                 )
                 if self._cursor.rowcount == 0:
                     raise UnknownModelException("model not found")
-                self._conn.commit()
+                self._db.conn.commit()
             except sqlite3.Error as e:
-                self._conn.rollback()
+                self._db.conn.rollback()
                 raise e
 
     def update_model(self, key: str, config: Union[dict, ModelConfigBase]) -> ModelConfigBase:
@@ -265,7 +263,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
         """
         record = ModelConfigFactory.make_config(config, key=key)  # ensure it is a valid config obect
         json_serialized = json.dumps(record.model_dump())  # and turn it into a json string.
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     """--sql
@@ -281,9 +279,9 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
                 )
                 if self._cursor.rowcount == 0:
                     raise UnknownModelException("model not found")
-                self._conn.commit()
+                self._db.conn.commit()
             except sqlite3.Error as e:
-                self._conn.rollback()
+                self._db.conn.rollback()
                 raise e
 
         return self.get_model(key)
@@ -296,7 +294,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
 
         Exceptions: UnknownModelException
         """
-        with self._lock:
+        with self._db.lock:
             self._cursor.execute(
                 """--sql
                 SELECT config FROM model_config
@@ -317,7 +315,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
         :param key: Unique key for the model to be deleted
         """
         count = 0
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     """--sql
@@ -360,7 +358,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
             where_clause.append("type=?")
             bindings.append(model_type)
         where = f"WHERE {' AND '.join(where_clause)}" if where_clause else ""
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     f"""--sql
@@ -377,7 +375,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
     def search_by_path(self, path: Union[str, Path]) -> List[ModelConfigBase]:
         """Return models with the indicated path."""
         results = []
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     """--sql
@@ -394,7 +392,7 @@ class ModelRecordServiceSQL(ModelRecordServiceBase):
     def search_by_hash(self, hash: str) -> List[ModelConfigBase]:
         """Return models with the indicated original_hash."""
         results = []
-        with self._lock:
+        with self._db.lock:
             try:
                 self._cursor.execute(
                     """--sql

invokeai/backend/model_manager/migrate_to_db.py

@@ -16,8 +16,19 @@ from invokeai.backend.util.logging import InvokeAILogger
 ModelsValidator = TypeAdapter(AnyModelConfig)
 
 
-class Migrate:
+class MigrateModelYamlToDb:
-    """Migration class."""
+    """
+    Migrate the InvokeAI models.yaml format (VERSION 3.0.0) to SQL3 database format (VERSION 3.2.0)
+
+    The class has one externally useful method, migrate(), which scans the
+    currently models.yaml file and imports all its entries into invokeai.db.
+
+    Use this way:
+
+      from invokeai.backend.model_manager/migrate_to_db import MigrateModelYamlToDb
+      MigrateModelYamlToDb().migrate()
+
+    """
 
     config: InvokeAIAppConfig
     logger: InvokeAILogger
@@ -28,14 +39,17 @@ class Migrate:
         self.logger = InvokeAILogger.get_logger()
 
     def get_db(self) -> ModelRecordServiceSQL:
+        """Fetch the sqlite3 database for this installation."""
         db = SqliteDatabase(self.config, self.logger)
         return ModelRecordServiceSQL(db)
 
     def get_yaml(self) -> DictConfig:
+        """Fetch the models.yaml DictConfig for this installation."""
         yaml_path = self.config.model_conf_path
         return OmegaConf.load(yaml_path)
 
     def migrate(self):
+        """Do the migration from models.yaml to invokeai.db."""
         db = self.get_db()
         yaml = self.get_yaml()
 
@@ -65,7 +79,7 @@ class Migrate:
 
 
 def main():
-    Migrate().migrate()
+    MigrateModelYamlToDb().migrate()
 
 
 if __name__ == "__main__":

invokeai/backend/util/util.py

@@ -386,13 +386,10 @@ class Chdir(object):
 class SilenceWarnings(object):
     """Context manager to temporarily lower verbosity of diffusers & transformers warning messages."""
 
-    def __init__(self):
-        """Set up context, save current transformers and diffusers verbosity settings."""
-        self.transformers_verbosity = transformers_logging.get_verbosity()
-        self.diffusers_verbosity = diffusers_logging.get_verbosity()
-
     def __enter__(self):
         """Set verbosity to error."""
+        self.transformers_verbosity = transformers_logging.get_verbosity()
+        self.diffusers_verbosity = diffusers_logging.get_verbosity()
         transformers_logging.set_verbosity_error()
         diffusers_logging.set_verbosity_error()
         warnings.simplefilter("ignore")

tests/app/services/model_records/test_model_records_sql.py

@@ -67,16 +67,10 @@ def test_add(store: ModelRecordServiceBase):
 def test_dup(store: ModelRecordServiceBase):
     config = example_config()
     store.add_model("key1", example_config())
-    try:
+    with pytest.raises(DuplicateModelException):
         store.add_model("key1", config)
-        assert False, "Duplicate model key should have been caught"
+    with pytest.raises(DuplicateModelException):
-    except DuplicateModelException:
-        assert True
-    try:
         store.add_model("key2", config)
-        assert False, "Duplicate model path should have been caught"
-    except DuplicateModelException:
-        assert True
 
 
 def test_update(store: ModelRecordServiceBase):
@@ -90,11 +84,12 @@ def test_update(store: ModelRecordServiceBase):
     new_config = store.get_model("key1")
     assert new_config.name == "new name"
 
-    try:
+
+def test_unknown_key(store: ModelRecordServiceBase):
+    config = example_config()
+    store.add_model("key1", config)
+    with pytest.raises(UnknownModelException):
         store.update_model("unknown_key", config)
-        assert False, "expected UnknownModelException"
-    except UnknownModelException:
-        assert True
 
 
 def test_delete(store: ModelRecordServiceBase):
@@ -102,20 +97,8 @@ def test_delete(store: ModelRecordServiceBase):
     store.add_model("key1", config)
     config = store.get_model("key1")
     store.del_model("key1")
-    try:
+    with pytest.raises(UnknownModelException):
         config = store.get_model("key1")
-        assert False, "expected fetch of deleted model to raise exception"
-    except UnknownModelException:
-        assert True
-
-    # a bug in sqlite3 in python 3.9 prevents DEL from returning number of
-    # deleted rows!
-    if sys.version_info.major == 3 and sys.version_info.minor > 9:
-        try:
-            store.del_model("unknown")
-            assert False, "expected delete of unknown model to raise exception"
-        except UnknownModelException:
-            assert True
 
 
 def test_exists(store: ModelRecordServiceBase):
@@ -167,3 +150,62 @@ def test_filter(store: ModelRecordServiceBase):
 
     matches = store.all_models()
     assert len(matches) == 3
+
+
+def test_filter_2(store: ModelRecordServiceBase):
+    config1 = DiffusersConfig(
+        path="/tmp/config1",
+        name="config1",
+        base=BaseModelType("sd-1"),
+        type=ModelType("main"),
+        original_hash="CONFIG1HASH",
+    )
+    config2 = DiffusersConfig(
+        path="/tmp/config2",
+        name="config2",
+        base=BaseModelType("sd-1"),
+        type=ModelType("main"),
+        original_hash="CONFIG2HASH",
+    )
+    config3 = DiffusersConfig(
+        path="/tmp/config3",
+        name="dup_name1",
+        base=BaseModelType("sd-2"),
+        type=ModelType("main"),
+        original_hash="CONFIG3HASH",
+    )
+    config4 = DiffusersConfig(
+        path="/tmp/config4",
+        name="dup_name1",
+        base=BaseModelType("sd-2"),
+        type=ModelType("main"),
+        original_hash="CONFIG3HASH",
+    )
+    config5 = VaeDiffusersConfig(
+        path="/tmp/config5",
+        name="dup_name1",
+        base=BaseModelType("sd-1"),
+        type=ModelType("vae"),
+        original_hash="CONFIG3HASH",
+    )
+    for c in config1, config2, config3, config4, config5:
+        store.add_model(sha256(c.path.encode("utf-8")).hexdigest(), c)
+
+    matches = store.search_by_name(
+        model_type=ModelType("main"),
+        model_name="dup_name1",
+    )
+    assert len(matches) == 2
+
+    matches = store.search_by_name(
+        base_model=BaseModelType("sd-1"),
+        model_type=ModelType("main"),
+    )
+    assert len(matches) == 2
+
+    matches = store.search_by_name(
+        base_model=BaseModelType("sd-1"),
+        model_type=ModelType("vae"),
+        model_name="dup_name1",
+    )
+    assert len(matches) == 1