Bumping version + adding to changelog

CHANGELOG.txt

@@ -1,3 +1,6 @@
+0.1.9:
+- Handling DNS timeout + YXDOMAIN
+
 0.1.8:
 - Added IDNA domain handling. (might need adjustment when
   https://bugs.python.org/issue20083 gets fixed)

setup.py

@@ -26,7 +26,7 @@ class PostBuildPyCommand(build_py):
 
 setup(
     name='py3-validate-email',
-    version='0.1.8',
+    version='0.1.9',
     packages=find_packages(exclude=['tests']),
     install_requires=['dnspython>=1.16.0', 'idna>=2.8'],
     author='László Károlyi',

tests/test_mx_check.py

@@ -1,6 +1,7 @@
 from types import SimpleNamespace
 from unittest.case import TestCase
 from unittest.mock import Mock, patch
+
 from dns.exception import Timeout
 
 from validate_email import mx_check as mx_module

validate_email/mx_check.py

@@ -8,7 +8,6 @@ from dns.exception import Timeout
 from dns.rdatatype import MX as rdtype_mx
 from dns.rdtypes.ANY.MX import MX
 from dns.resolver import NXDOMAIN, YXDOMAIN, Answer, NoAnswer, query
-
 from idna.core import encode
 
 from .constants import EMAIL_EXTRACT_HOST_REGEX, HOST_REGEX