refactoring to use vk_url_scraper

utils/misc.py

@@ -1,5 +1,6 @@
 
-import os, sys, requests
+import os, json, requests
+from datetime import datetime
 from loguru import logger
 
 
@@ -19,10 +20,19 @@ def expand_url(url):
             logger.error(f'Failed to expand url {url}')
     return url
 
-def getattr_or(o: object, prop: str, default = None):
-    try: 
+
+def getattr_or(o: object, prop: str, default=None):
+    try:
         res = getattr(o, prop)
         if res is None: raise
         return res
     except:
-        return default
+        return default
+
+
+class DateTimeEncoder(json.JSONEncoder):
+    # to allow json.dump with datetimes do json.dumps(obj, cls=DateTimeEncoder)
+    def default(self, o):
+        if isinstance(o, datetime):
+            return str(o)  # with timezone
+        return json.JSONEncoder.default(self, o)