Removed some blank lines per isort.

tests/i18n/test_percents.py

@@ -11,7 +11,6 @@ from django.utils.translation import activate, get_language, trans_real
 
 from .utils import POFileAssertionMixin
 
-
 SAMPLEPROJECT_DIR = os.path.join(os.path.dirname(os.path.abspath(upath(__file__))), 'sampleproject')
 SAMPLEPROJECT_LOCALE = os.path.join(SAMPLEPROJECT_DIR, 'locale')
 

tests/i18n/utils.py

@@ -5,7 +5,6 @@ import tempfile
 
 from django.utils._os import upath
 
-
 source_code_dir = os.path.dirname(upath(__file__))