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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def configure_stream_logger(logger='', level=None, formatter='%(levelname)-8s %(message)s'):
 	""" 	Configure the default stream handler for logging messages to the console, 	remove other logging handlers, and enable capturing warnings. 	.. versionadded:: 1.3.0 	:param str logger: The logger to add the stream handler for. 	:param level: The level to set the logger to, will default to WARNING if no level is specified. 	:type level: None, int, str 	:param formatter: The format to use for logging messages to the console. 	:type formatter: str, :py:class:`logging.Formatter` 	:return: The new configured stream handler. 	:rtype: :py:class:`logging.StreamHandler` 	"""

	level = level or logging.WARNING
	if isinstance(level, str):
		level = getattr(logging, level, None)
		if level is None:
			raise ValueError('invalid log level: ' + level)
	root_logger = logging.getLogger('')
	for handler in root_logger.handlers:
		root_logger.removeHandler(handler)

	logging.getLogger(logger).setLevel(logging.DEBUG)
	console_log_handler = logging.StreamHandler()
	console_log_handler.setLevel(level)
	if isinstance(formatter, str):
		formatter = logging.Formatter(formatter)
	elif not isinstance(formatter, logging.Formatter):
		raise TypeError('formatter must be an instance of logging.Formatter')
	console_log_handler.setFormatter(formatter)
	logging.getLogger(logger).addHandler(console_log_handler)
	logging.captureWarnings(True)
	return console_log_handler