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

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

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

tearDownClass() A class method called after tests in an individual class have run. tearDownClass is called with

test.support.findfile(filename, subdir=None) Return the path to the file named filename. If no match is found filename

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

@unittest.skip(reason) Unconditionally skip the decorated test. reason should describe why the test is being skipped

@unittest.skipIf(condition, reason) Skip the decorated test if condition is true.

lineno The line number within the string containing this example where the example begins. This line number is zero-based with

class typing.TypeVar Type variable. Usage: