remove the implementation of the deprecated class EventDatasetReader

alphatwirl/loop/__init__.py

@@ -7,7 +7,8 @@
 from .NullCollector import NullCollector
 from .ReaderComposite import ReaderComposite
 
-from .EventsInDatasetReader import EventsInDatasetReader
-
 from .deprecated import CollectorComposite
 from .deprecated import EventDatasetReader
+
+from .removed import EventsInDatasetReader
+

alphatwirl/loop/removed.py

@@ -0,0 +1,10 @@
+# Tai Sakuma <tai.sakuma@gmail.com>
+from alphatwirl.misc.deprecation import _removed
+
+##__________________________________________________________________||
+# removed after v0.25.4 (2019-06-18)
+@_removed(msg='use EventDatasetReader instead.')
+class EventsInDatasetReader(object):
+    pass
+
+##__________________________________________________________________||

tests/unit/loop/test_removal.py

@@ -0,0 +1,21 @@
+# Tai Sakuma <tai.sakuma@gmail.com>
+import logging
+import pytest
+
+from alphatwirl.loop import EventsInDatasetReader
+
+##__________________________________________________________________||
+removed_classes = [EventsInDatasetReader]
+
+@pytest.mark.parametrize('Class', removed_classes)
+def test_removed(Class, caplog):
+    with pytest.raises(RuntimeError):
+       with caplog.at_level(logging.ERROR):
+          c = Class()
+    assert len(caplog.records) == 1
+    assert caplog.records[0].levelname == 'ERROR'
+    expected = '{} is removed.'.format(Class.__name__)
+    assert expected in caplog.records[0].msg
+
+##__________________________________________________________________||
+