for cert_file in glob.glob(pattern):
if os.path.isfile(cert_file):
if self.has_supported_extension(cert_file):
file_list.append(cert_file)
else:
for cert_file in glob.glob(pattern):
if os.path.isfile(cert_file):
if self.has_supported_extension(cert_file):
file_list.append(cert_file)
else: