update error messages for language and consistency

rest_framework/exceptions.py

@@ -36,7 +36,7 @@ class APIException(Exception):
     Subclasses should provide `.status_code` and `.default_detail` properties.
     """
     status_code = status.HTTP_500_INTERNAL_SERVER_ERROR
-    default_detail = _('A server error occurred')
+    default_detail = _('A server error occurred.')
 
     def __init__(self, detail=None):
         if detail is not None:
@@ -107,7 +107,7 @@ class MethodNotAllowed(APIException):
 
 class NotAcceptable(APIException):
     status_code = status.HTTP_406_NOT_ACCEPTABLE
-    default_detail = _('Could not satisfy the request Accept header')
+    default_detail = _('Could not satisfy the request Accept header.')
 
     def __init__(self, detail=None, available_renderers=None):
         if detail is not None:

rest_framework/fields.py

@@ -640,7 +640,7 @@ class IntegerField(Field):
         'invalid': _('A valid integer is required.'),
         'max_value': _('Ensure this value is less than or equal to {max_value}.'),
         'min_value': _('Ensure this value is greater than or equal to {min_value}.'),
-        'max_string_length': _('String value too large')
+        'max_string_length': _('String value too large.')
     }
     MAX_STRING_LENGTH = 1000  # Guard against malicious string inputs.
 
@@ -674,7 +674,7 @@ class FloatField(Field):
         'invalid': _("A valid number is required."),
         'max_value': _('Ensure this value is less than or equal to {max_value}.'),
         'min_value': _('Ensure this value is greater than or equal to {min_value}.'),
-        'max_string_length': _('String value too large')
+        'max_string_length': _('String value too large.')
     }
     MAX_STRING_LENGTH = 1000  # Guard against malicious string inputs.
 
@@ -710,7 +710,7 @@ class DecimalField(Field):
         'max_digits': _('Ensure that there are no more than {max_digits} digits in total.'),
         'max_decimal_places': _('Ensure that there are no more than {max_decimal_places} decimal places.'),
         'max_whole_digits': _('Ensure that there are no more than {max_whole_digits} digits before the decimal point.'),
-        'max_string_length': _('String value too large')
+        'max_string_length': _('String value too large.')
     }
     MAX_STRING_LENGTH = 1000  # Guard against malicious string inputs.
 
@@ -793,7 +793,7 @@ class DecimalField(Field):
 
 class DateTimeField(Field):
     default_error_messages = {
-        'invalid': _('Datetime has wrong format. Use one of these formats instead: {format}'),
+        'invalid': _('Datetime has wrong format. Use one of these formats instead: {format}.'),
         'date': _('Expected a datetime but got a date.'),
     }
     format = api_settings.DATETIME_FORMAT
@@ -858,7 +858,7 @@ class DateTimeField(Field):
 
 class DateField(Field):
     default_error_messages = {
-        'invalid': _('Date has wrong format. Use one of these formats instead: {format}'),
+        'invalid': _('Date has wrong format. Use one of these formats instead: {format}.'),
         'datetime': _('Expected a date but got a datetime.'),
     }
     format = api_settings.DATE_FORMAT
@@ -916,7 +916,7 @@ class DateField(Field):
 
 class TimeField(Field):
     default_error_messages = {
-        'invalid': _('Time has wrong format. Use one of these formats instead: {format}'),
+        'invalid': _('Time has wrong format. Use one of these formats instead: {format}.'),
     }
     format = api_settings.TIME_FORMAT
     input_formats = api_settings.TIME_INPUT_FORMATS
@@ -1093,8 +1093,7 @@ class FileField(Field):
 class ImageField(FileField):
     default_error_messages = {
         'invalid_image': _(
-            'Upload a valid image. The file you uploaded was either not an '
-            'image or a corrupted image.'
+            'Upload a valid image. The file you uploaded was either not an image or a corrupted image.'
         ),
     }
 
@@ -1119,7 +1118,7 @@ class ListField(Field):
     child = None
     initial = []
     default_error_messages = {
-        'not_a_list': _('Expected a list of items but got type `{input_type}`')
+        'not_a_list': _('Expected a list of items but got type `{input_type}`.')
     }
 
     def __init__(self, *args, **kwargs):

rest_framework/generics.py

@@ -119,7 +119,7 @@ class GenericAPIView(views.APIView):
             if page == 'last':
                 page_number = paginator.num_pages
             else:
-                raise Http404(_("Page is not 'last', and cannot be converted to an int."))
+                raise Http404(_("Choose a valid page number. Page numbers must be a whole number, or must be the string 'last'."))
         try:
             page = paginator.page(page_number)
         except InvalidPage as exc:

rest_framework/locale/en_US/LC_MESSAGES/django.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2014-12-31 12:48+0000\n"
+"POT-Creation-Date: 2014-12-31 13:02+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <LL@li.org>\n"
@@ -30,7 +30,7 @@ msgid "Must include \"username\" and \"password\""
 msgstr ""
 
 #: rest_framework/exceptions.py:39
-msgid "A server error occurred"
+msgid "A server error occurred."
 msgstr ""
 
 #: rest_framework/exceptions.py:74
@@ -55,7 +55,7 @@ msgid "Method '%s' not allowed."
 msgstr ""
 
 #: rest_framework/exceptions.py:105
-msgid "Could not satisfy the request Accept header"
+msgid "Could not satisfy the request Accept header."
 msgstr ""
 
 #: rest_framework/exceptions.py:117
@@ -92,7 +92,7 @@ msgstr ""
 msgid "This field may not be blank."
 msgstr ""
 
-#: rest_framework/fields.py:548 rest_framework/fields.py:1250
+#: rest_framework/fields.py:548 rest_framework/fields.py:1249
 msgid "Ensure this field has no more than {max_length} characters."
 msgstr ""
 
@@ -133,7 +133,7 @@ msgstr ""
 
 #: rest_framework/fields.py:640 rest_framework/fields.py:674
 #: rest_framework/fields.py:710
-msgid "String value too large"
+msgid "String value too large."
 msgstr ""
 
 #: rest_framework/fields.py:671 rest_framework/fields.py:704
@@ -155,7 +155,7 @@ msgid ""
 msgstr ""
 
 #: rest_framework/fields.py:793
-msgid "Datetime has wrong format. Use one of these formats instead: {format}"
+msgid "Datetime has wrong format. Use one of these formats instead: {format}."
 msgstr ""
 
 #: rest_framework/fields.py:794
@@ -163,7 +163,7 @@ msgid "Expected a datetime but got a date."
 msgstr ""
 
 #: rest_framework/fields.py:858
-msgid "Date has wrong format. Use one of these formats instead: {format}"
+msgid "Date has wrong format. Use one of these formats instead: {format}."
 msgstr ""
 
 #: rest_framework/fields.py:859
@@ -171,14 +171,15 @@ msgid "Expected a date but got a datetime."
 msgstr ""
 
 #: rest_framework/fields.py:916
-msgid "Time has wrong format. Use one of these formats instead: {format}"
+msgid "Time has wrong format. Use one of these formats instead: {format}."
 msgstr ""
 
 #: rest_framework/fields.py:972 rest_framework/fields.py:1016
 msgid "`{input}` is not a valid choice."
 msgstr ""
 
-#: rest_framework/fields.py:1017 rest_framework/serializers.py:474
+#: rest_framework/fields.py:1017 rest_framework/fields.py:1118
+#: rest_framework/serializers.py:474
 msgid "Expected a list of items but got type `{input_type}`."
 msgstr ""
 
@@ -204,15 +205,15 @@ msgid ""
 msgstr ""
 
 #: rest_framework/fields.py:1093
-msgid "Upload a valid image. The file you uploaded was either not an "
-msgstr ""
-
-#: rest_framework/fields.py:1119
-msgid "Expected a list of items but got type `{input_type}`"
+msgid ""
+"Upload a valid image. The file you uploaded was either not an image or a "
+"corrupted image."
 msgstr ""
 
 #: rest_framework/generics.py:122
-msgid "Page is not 'last', and cannot be converted to an int."
+msgid ""
+"Choose a valid page number. Page numbers must be a whole number, or must be "
+"the string 'last'."
 msgstr ""
 
 #: rest_framework/generics.py:126