Remove some bits from utils

djangorestframework/response.py

@@ -11,15 +11,18 @@ by specifying an ``_accept=`` parameter in the URL. Also, `Response` will ignore
 from Internet Explorer user agents and use a sensible browser `Accept` header instead.
 """
 
+
+import re
 from django.template.response import SimpleTemplateResponse
 from django.core.handlers.wsgi import STATUS_CODE_TEXT
-
 from djangorestframework.settings import api_settings
 from djangorestframework.utils.mediatypes import order_by_precedence
-from djangorestframework.utils import MSIE_USER_AGENT_REGEX
 from djangorestframework import status
 
 
+MSIE_USER_AGENT_REGEX = re.compile(r'^Mozilla/[0-9]+\.[0-9]+ \([^)]*; MSIE [0-9]+\.[0-9]+[a-z]?;[^)]*\)(?!.* Opera )')
+
+
 class NotAcceptable(Exception):
     pass
 

djangorestframework/utils/__init__.py

 from django.utils.encoding import smart_unicode
 from django.utils.xmlutils import SimplerXMLGenerator
-from django.core.urlresolvers import resolve
 
 from djangorestframework.compat import StringIO
 from djangorestframework.compat import RequestFactory as DjangoRequestFactory
@@ -9,38 +8,6 @@ from djangorestframework.request import Request
 import re
 import xml.etree.ElementTree as ET
 
-MSIE_USER_AGENT_REGEX = re.compile(r'^Mozilla/[0-9]+\.[0-9]+ \([^)]*; MSIE [0-9]+\.[0-9]+[a-z]?;[^)]*\)(?!.* Opera )')
-
-
-def as_tuple(obj):
-    """
-    Given an object which may be a list/tuple, another object, or None,
-    return that object in list form.
-
-    IE:
-    If the object is already a list/tuple just return it.
-    If the object is not None, return it in a list with a single element.
-    If the object is None return an empty list.
-    """
-    if obj is None:
-        return ()
-    elif isinstance(obj, list):
-        return tuple(obj)
-    elif isinstance(obj, tuple):
-        return obj
-    return (obj,)
-
-
-def url_resolves(url):
-    """
-    Return True if the given URL is mapped to a view in the urlconf, False otherwise.
-    """
-    try:
-        resolve(url)
-    except Exception:
-        return False
-    return True
-
 
 # From xml2dict
 class XML2Dict(object):

djangorestframework/utils/breadcrumbs.py

@@ -30,4 +30,3 @@ def get_breadcrumbs(url):
         return breadcrumbs_recursive(url[:url.rfind('/') + 1], breadcrumbs_list)
 
     return breadcrumbs_recursive(url, [])
-