Updating translations from ugettext_lazy to gettext_lazy and deprecating djangotip from python <3.8

.travis.yml

@@ -5,14 +5,10 @@ matrix:
           env: TOXENV=py36-django31
         - python: 3.6
           env: TOXENV=py36-django32
-        - python: 3.6
-          env: TOXENV=py36-djangotip
         - python: 3.7
           env: TOXENV=py37-django31
         - python: 3.7
           env: TOXENV=py37-django32
-        - python: 3.7
-          env: TOXENV=py37-djangotip
         - python: 3.8
           env: TOXENV=py38-django31
         - python: 3.8

eav/fields.py

@@ -2,8 +2,7 @@ import re
 
 from django.core.exceptions import ValidationError
 from django.db import models
-from django.utils.translation import ugettext_lazy as _
-
+from django.utils.translation import gettext_lazy as _
 
 class EavSlugField(models.SlugField):
     """

eav/forms.py

@@ -5,7 +5,7 @@ from copy import deepcopy
 from django.contrib.admin.widgets import AdminSplitDateTime
 from django.forms import (BooleanField, CharField, ChoiceField, DateTimeField,
                           FloatField, IntegerField, ModelForm)
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 
 try:

eav/models.py

@@ -17,7 +17,7 @@ from django.core.exceptions import ValidationError
 from django.db import models
 from django.db.models.base import ModelBase
 from django.utils import timezone
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 from django.core.serializers.json import DjangoJSONEncoder
 if hasattr(models, "JSONField"):

eav/validators.py

@@ -15,7 +15,7 @@ import datetime
 
 from django.core.exceptions import ValidationError
 from django.db import models
-from django.utils.translation import ugettext_lazy as _
+from django.utils.translation import gettext_lazy as _
 
 
 def validate_text(value):