old_contents: import re
  
  from django.http import QueryDict
  
  class HttpMethodOverrideMiddleware:
      """
      Facilitate for overriding the HTTP method with the X-HTTP-Method-Override
      header or a '_method' HTTP POST parameter.
      """
  
      def process_request(self, request):
          if 'HTTP_X_HTTP_METHOD_OVERRIDE' in request.META \
          or '_method' in request.POST:
              request.method = (
                  request.META.get('HTTP_X_HTTP_METHOD_OVERRIDE') or
                  request.POST.get('_method')
              ).upper()
              
          if '_method' in request.POST:
              request._raw_post_data = re.sub(r'_method=(PUT|PATCH|DELETE)&?', '', request.raw_post_data)
  
  class HttpPutMiddleware:
      """
      Facilitate for HTTP PUT in the same way Django facilitates for HTTP GET
      and HTTP POST; populate a QueryDict instance with the request body in request.PUT.
      """
  
      def process_request(self, request):
          if request.method == 'PUT':
              request.PUT = QueryDict(request.raw_post_data)
  
  class HttpPatchMiddleware:
      """
      Facilitate for HTTP PATCH in the same way Django facilitates for HTTP GET
      and HTTP POST; populate a QueryDict instance with the request body in request.PATCH.
      """
  
      def process_request(self, request):
          if request.method == 'PATCH':
              request.PATCH = QueryDict(request.raw_post_data)
  
new_contents: import re
  
  from django.http import QueryDict
  
  class HttpMethodOverrideMiddleware:
      """
      Facilitate for overriding the HTTP method with the X-HTTP-Method-Override
      header or a '_method' HTTP POST parameter.
      """
  
      def process_request(self, request):
          if 'HTTP_X_HTTP_METHOD_OVERRIDE' in request.META \
          or '_method' in request.POST:
              request.method = (
                  request.META.get('HTTP_X_HTTP_METHOD_OVERRIDE') or
                  request.POST.get('_method')
              ).upper()
  
          if '_method' in request.POST:
              request._raw_post_data = re.sub(r'_method=(PUT|PATCH|DELETE)&?', '', request.raw_post_data)
  
  class HttpPutMiddleware:
      """
      Facilitate for HTTP PUT in the same way Django facilitates for HTTP GET
      and HTTP POST; populate a QueryDict instance with the request body in request.PUT.
      """
  
      def process_request(self, request):
          if request.method == 'PUT':
              request.PUT = QueryDict(request.raw_post_data)
  
  class HttpPatchMiddleware:
      """
      Facilitate for HTTP PATCH in the same way Django facilitates for HTTP GET
      and HTTP POST; populate a QueryDict instance with the request body in request.PATCH.
      """
  
      def process_request(self, request):
          if request.method == 'PATCH':
              request.PATCH = QueryDict(request.raw_post_data)
  
subject: Remove evil whitespace