in psaw/psaw.py [0:0]
def choose_writer_class(format, batch_mode):
"""
Choose appropriate writer class
:param format: str
:param batch_mode: bool
:return: Class
"""
writer_cls = {
('json', False): wt.JsonWriter,
('json', True): wt.JsonBatchWriter,
('csv', False): wt.CsvWriter,
('csv', True): wt.CsvBatchWriter,
}[(format, batch_mode)]
return writer_cls