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	def get_log_events(source, logfile):			def get_log_events(source, logfile):
	"""Generator function that returns individual log events.			"""Generator function that returns individual log events.

	Log events may be split over multiple lines. We use the timestamp			Log events may be split over multiple lines. We use the timestamp
	regex match as the marker for a new log event."""			regex match as the marker for a new log event."""
	try:			try:
	with open(logfile, 'r') as infile:			with open(logfile, 'r', encoding='utf-8') as infile:
	event = ''			event = ''
	timestamp = ''			timestamp = ''
	for line in infile:			for line in infile:
	# skip blank lines			# skip blank lines
	if line == '\n':			if line == '\n':
	continue			continue
	# if this line has a timestamp, it's the start of a new log event.			# if this line has a timestamp, it's the start of a new log event.
	time_match = TIMESTAMP_PATTERN.match(line)			time_match = TIMESTAMP_PATTERN.match(line)
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