Consistent messages for registration

accounts/forms.py

@@ -250,7 +250,10 @@ class RegistrationForm(forms.Form):
         )
         if existing.exists():
             raise forms.ValidationError(
-                _("A user with that username already exists.")
+                _(
+                    'This username is already taken. '
+                    'Please choose another.'
+                )
             )
         else:
             return self.cleaned_data['username']
@@ -302,7 +305,7 @@ class RegistrationForm(forms.Form):
 
             if password1 != password2:
                 raise forms.ValidationError(
-                    _("The two password fields didn't match.")
+                    _('You must type the same password each time.')
                 )
 
         except KeyError:

weblate/html/i18n.html

@@ -3,18 +3,8 @@ Fake file to translate messages from Django
 -->
 
 <!--
-These are from django-registration and django.contrib.auth.
+These are from django core
 -->
-{% blocktrans %}This username is already taken. Please choose another.{% endblocktrans %}
-{% blocktrans %}You must type the same password each time{% endblocktrans %}
-{% blocktrans %}This email address is already in use. Please supply a different email address.{% endblocktrans %}
-{% blocktrans %}Old password{% endblocktrans %}
-{% blocktrans %}New password{% endblocktrans %}
-{% blocktrans %}New password confirmation{% endblocktrans %}
-{% blocktrans %}The two password fields didn't match.{% endblocktrans %}
-{% blocktrans %}E-mail{% endblocktrans %}
-{% blocktrans %}Username{% endblocktrans %}
-{% blocktrans %}Password{% endblocktrans %}
 {% blocktrans %}Hold down "Control", or "Command" on a Mac, to select more than one.{% endblocktrans %}
 
 <!--