How to use the afdko.autohint.logMsg function in afdko

def getOptions():
	options = ACOptions()
	i = 1
	numOptions = len(sys.argv)
	while i < numOptions:
		arg = sys.argv[i]
		if options.fileList and arg[0] == "-":
			raise ACOptionParseError("Option Error: All file names must follow all other options <%s>." % arg)

		if arg == "-h":
			logMsg(__help__)
			sys.exit(0)
		elif arg == "-u":
			logMsg(__usage__)
			sys.exit(0)
		elif arg == "-all":
			options.allStems = 1
		elif arg == "-a":
			options.doAlign = 1
		elif arg == "-d":
			options.debug = 1
		elif arg == "-q":
			options.verbose = 0
		elif arg == "-o":
			i = i +1
			options.reportPath = sys.argv[i]
		elif arg == "-new":
			options.new = 1
		elif arg in ["-xg", "-g"]:
			if arg == "-xg":

def getOptions():
	options = ACOptions()
	i = 1
	numOptions = len(sys.argv)
	while i < numOptions:
		arg = sys.argv[i]
		if options.fileList and arg[0] == "-":
			raise ACOptionParseError("Option Error: All file names must follow all other options <%s>." % arg)

		if arg == "-h":
			logMsg(__help__)
			sys.exit(0)
		elif arg == "-u":
			logMsg(__usage__)
			sys.exit(0)
		elif arg == "-all":
			options.allStems = 1
		elif arg == "-a":
			options.doAlign = 1
		elif arg == "-d":
			options.debug = 1
		elif arg == "-q":
			options.verbose = 0
		elif arg == "-o":
			i = i +1
			options.reportPath = sys.argv[i]
		elif arg == "-new":

def collectStemsFont(path, options):
	#    use fontTools library to open font and extract CFF table.
	#    If error, skip font and report error.
	fontFileName = os.path.basename(path)
	logMsg("")
	if options.doAlign:
		logMsg( "Collecting alignment zones for font %s. Start time: %s." % (path, time.asctime()))
	else:
		logMsg( "Collecting stems for font %s. Start time: %s." % (path, time.asctime()))

	try:
		fontData = openFile(path)
	except (IOError, OSError):
		logMsg( traceback.format_exception_only(sys.exc_info()[0], sys.exc_info()[1])[-1])
		raise ACFontError("Error opening or reading from font file <%s>." % fontFileName)
	except:
		logMsg( traceback.format_exception_only(sys.exc_info()[0], sys.exc_info()[1])[-1])
		raise ACFontError("Error parsing font file <%s>." % fontFileName)

	#   filter specified list, if any, with font list.
	fontGlyphList = fontData.getGlyphList()
	glyphList = filterGlyphList(options, fontGlyphList, fontFileName)
	if not glyphList:
		raise ACFontError("Error: selected glyph list is empty for font <%s>." % fontFileName)

def collectStemsFont(path, options):
	#    use fontTools library to open font and extract CFF table.
	#    If error, skip font and report error.
	fontFileName = os.path.basename(path)
	logMsg("")
	if options.doAlign:
		logMsg( "Collecting alignment zones for font %s. Start time: %s." % (path, time.asctime()))
	else:
		logMsg( "Collecting stems for font %s. Start time: %s." % (path, time.asctime()))

	try:
		fontData = openFile(path)
	except (IOError, OSError):
		logMsg( traceback.format_exception_only(sys.exc_info()[0], sys.exc_info()[1])[-1])
		raise ACFontError("Error opening or reading from font file <%s>." % fontFileName)
	except:
		logMsg( traceback.format_exception_only(sys.exc_info()[0], sys.exc_info()[1])[-1])
		raise ACFontError("Error parsing font file <%s>." % fontFileName)

	#   filter specified list, if any, with font list.
	fontGlyphList = fontData.getGlyphList()

def main():
	try:
		options = getOptions()
	except ACOptionParseError as e:
		logMsg(e)
		return 1

	# verify that all files exist.
	haveFiles = True
	for path in options.fileList:
		if not os.path.exists(path):
			logMsg( "File does not exist: <%s>." % path)
			haveFiles = False
	if not haveFiles:
		return 1

	for path in options.fileList:
		if options.new:
			if options.reportPath:
				reportPath = options.reportPath
			else:

def collectStemsFont(path, options):
	#    use fontTools library to open font and extract CFF table.
	#    If error, skip font and report error.
	fontFileName = os.path.basename(path)
	logMsg("")
	if options.doAlign:
		logMsg( "Collecting alignment zones for font %s. Start time: %s." % (path, time.asctime()))
	else:
		logMsg( "Collecting stems for font %s. Start time: %s." % (path, time.asctime()))

	try:
		fontData = openFile(path)
	except (IOError, OSError):
		logMsg( traceback.format_exception_only(sys.exc_info()[0], sys.exc_info()[1])[-1])
		raise ACFontError("Error opening or reading from font file <%s>." % fontFileName)
	except:
		logMsg( traceback.format_exception_only(sys.exc_info()[0], sys.exc_info()[1])[-1])
		raise ACFontError("Error parsing font file <%s>." % fontFileName)

	#   filter specified list, if any, with font list.
	fontGlyphList = fontData.getGlyphList()
	glyphList = filterGlyphList(options, fontGlyphList, fontFileName)
	if not glyphList:
		raise ACFontError("Error: selected glyph list is empty for font <%s>." % fontFileName)

	tempBez = fdkutils.get_temp_file_path()
	tempReport = f'{tempBez}.rpt'
	tempFI = fdkutils.get_temp_file_path()

	#    open font plist file, if any. If not, create empty font plist.

#    open font plist file, if any. If not, create empty font plist.
	psName = fontData.getPSName()

	#    build alignment zone string
	allow_no_blues =  1
	noFlex = 0
	vCounterGlyphs = hCounterGlyphs = []
	fdGlyphDict, fontDictList = fontData.getfdInfo(psName, path, allow_no_blues, noFlex, vCounterGlyphs, hCounterGlyphs, glyphList)

	if fdGlyphDict == None:
		fdDict = fontDictList[0]
		with open(tempFI, "w") as fp:
			fp.write(fdDict.getFontInfo())
	else:
		if not options.verbose:
			logMsg("Note: Using alternate FDDict global values from fontinfo file for some glyphs. Remove option '-q' to see which dict is used for which glyphs.")

	removeHints = 1
	isCID = fontData.isCID()
	lastFDIndex = None
	glyphReports = GlyphReports()

	if not options.verbose:
		dotCount = 0
		curTime = time.time()

	for name in glyphList:
		if name == ".notdef":
			continue

		if options.verbose:
			logMsg("Checking %s." %name)