API views style fixes (pep8)

api/views.py

@@ -63,7 +63,6 @@ def freeSubnet(request):
 		"network": None,
 	}
 
-
 	try:
 		parentRangeName = request.GET.get('parentRange', None)
 		if not parentRangeName:
@@ -194,6 +193,7 @@ def checkDomain(request):
 
 	return JsonResponse(ret)
 
+
 @login_required
 def checkRzone(request):
 	ret = {
@@ -215,4 +215,3 @@ def checkRzone(request):
 		ret["errorMsg"] = "ReverseZone does not exist"
 
 	return JsonResponse(ret)
-