Ported Youtube face database to the new interface

bob/bio/video/config/database/youtube.py

-from bob.bio.base.pipelines.vanilla_biometrics.legacy import DatabaseConnector
-from bob.bio.video.database import YoutubeBioDatabase
+from bob.bio.video.database import YoutubeDatabase
+
+database = YoutubeDatabase(protocol="fold0")
 
-database = DatabaseConnector(
-    YoutubeBioDatabase(
-        protocol="fold1",
-        models_depend_on_protocol=True,
-        training_depends_on_protocol=True,
-        all_files_options={"subworld": "fivefolds"},
-        extractor_training_options={"subworld": "fivefolds"},
-        projector_training_options={"subworld": "fivefolds"},
-        enroller_training_options={"subworld": "fivefolds"},
-    )
-)

bob/bio/video/database/__init__.py

+from .youtube import YoutubeDatabase
 from .database import VideoBioFile
-from .youtube import YoutubeBioDatabase
 
 
 # gets sphinx autodoc done right - don't remove it
@@ -18,8 +18,5 @@ def __appropriate__(*args):
         obj.__module__ = __name__
 
 
-__appropriate__(
-    VideoBioFile,
-    YoutubeBioDatabase,
-)
-__all__ = [_ for _ in dir() if not _.startswith('_')]
+__appropriate__(YoutubeDatabase, VideoBioFile)
+__all__ = [_ for _ in dir() if not _.startswith("_")]

bob/bio/video/test/test_databases.py

 from nose.plugins.skip import SkipTest
 
 import bob.bio.base
-from bob.bio.base.test.utils import db_available
-from bob.bio.base.test.test_database_implementations import check_database_zt
 from bob.bio.face.test.test_databases import _check_annotations
 import pkg_resources
 
 
-@db_available("youtube")
-def test_youtube():
-    database = bob.bio.base.load_resource(
-        "youtube", "database", preferred_package="bob.bio.video"
-    )
-    try:
-        check_database_zt(database, training_depends=True, models_depend=True)
-    except IOError as e:
-        raise SkipTest(
-            "The database could not be queried; probably the db.sql3 file is missing. Here is the error: '%s'"
-            % e
-        )
-    try:
-        if database.database.original_directory is None:
-            raise SkipTest("The annotations cannot be queried as original_directory is None")
-        _check_annotations(database, limit_files=1000, topleft=True, framed=True)
-    except IOError as e:
-        raise SkipTest(
-            "The annotations could not be queried; probably the annotation files are missing. Here is the error: '%s'"
-            % e
-        )
+def test_new_youtube():
+    from bob.bio.video.database import YoutubeDatabase
 
+    for protocol in [f"fold{i}" for i in range(10)]:
 
-@db_available("youtube")
-def test_youtube_load_method():
-    database = bob.bio.base.load_resource(
-        "youtube", "database", preferred_package="bob.bio.video"
-    )
-    database.database.original_directory = pkg_resources.resource_filename(
-        "bob.bio.video", "test/data"
-    )
-    youtube_db_sample = [
-        sample
-        for sample_set in database.references(group="dev")
-        for sample in sample_set
-        if sample.key == "Aaron_Eckhart/0"
-    ][0]
+        database = YoutubeDatabase("fold0")
+        references = database.references()
+        probes = database.probes()
 
-    frame_container = youtube_db_sample.data
+        assert len(references) == 500
+        assert len(probes) == 500
 
-    assert len(frame_container) == 2