[test][experimenteditor] added missing imports QSqlTableModel/QSqlQuery/Algorithm

Fixes #184

beat/editor/test/test_experimenteditor.py

@@ -32,9 +32,14 @@ from PyQt5.QtWidgets import QComboBox
 from PyQt5.QtWidgets import QCheckBox
 from PyQt5.QtWidgets import QPushButton
 
+from PyQt5.QtSql import QSqlTableModel
+from PyQt5.QtSql import QSqlQuery
+
 from beat.core.experiment import PROCESSOR_PREFIX
 from beat.core.experiment import EVALUATOR_PREFIX
 
+from beat.backend.python.algorithm import Algorithm
+
 from ..backend.asset import Asset
 from ..backend.asset import AssetType
 from ..backend.assetmodel import AssetModel