Initial Coin Offering (ICO) is a method of fundraising used by blockchain-based startups to raise capital for their projects

typing.cast(typ, val) Cast a value to a type. This returns the value unchanged. To the type

assertLess(first, second, msg=None) assertLessEqual(first, second, msg=None) Test that first is respectively

test.support.temp_dir(path=None, quiet=False) A context manager that creates a temporary directory at path and yields

report_failure(out, test, example, got) Report that the given example failed. This method is provided to allow subclasses of

exception test.support.TestFailed Exception to be raised when a test fails. This is deprecated in favor of

test.support.bind_port(sock, host=HOST) Bind the socket to a free port and return the port number. Relies on ephemeral ports

debug() Run the test without collecting the result. This allows exceptions raised by the test to be propagated to the caller

get_examples(string, name='') Extract all doctest examples from the given string, and return them as a list of Example

discover(start_dir, pattern='test*.py', top_level_dir=None) Find all the test modules by recursing into subdirectories from