How is iteration termination signalled in Python?

By raising the StopIteration exception With a special end token By raising an IndexError exception By calling a user-provided callback function

What are with-blocks used for?

Resource management Defining functions Looping over sequences Writing to files

What Python function is used to open files?

open() open_file() file() new_file()

Which function in unit test will run all of your tests?

unittest.main() unittest.generate_report() unittest.run() unittest.execute()

Which process is used for object serialization?

serializing unpickling pickling unserializing