add management command to check a single url

doab_check/management/commands/check_url.py

@@ -0,0 +1,30 @@
+import datetime
+import logging
+from django.core.management.base import BaseCommand
+
+logger = logging.getLogger(__name__)
+
+from doab_check.check import check_link, type_for_url
+from doab_check.models import Link
+
+class Command(BaseCommand):
+    help = "check links in rando. order"
+
+    def add_arguments(self, parser):
+        parser.add_argument('url', nargs='?', type=str, help="url to check")
+
+    def handle(self, **options):
+        url = options['url']
+        try:
+            link = Link.objects.get(url=url)
+            check = check_link(link)
+            self.stdout.write(
+                f'checked {url}: type is {check.content_type}, code is {check.return_code}')
+        except Link.DoesNotExist:
+            code, ctype = type_for_url(url)
+            self.stdout.write(
+                f'checked {url}: type is  {ctype}, code is {code}')
+            
+            
+            
+