class_name = None
if pattern == 'test-a':
class_name = 'TestA'
elif pattern == 'test-b':
class_name = 'TestB'
if class_name is not None:
a = globals()[class_name]()
class_name = None
if pattern == 'test-a':
class_name = 'TestA'
elif pattern == 'test-b':
class_name = 'TestB'
if class_name is not None:
a = globals()[class_name]()
