Logging - Adding extra debug logging to change detection (#2136)

changedetectionio/processors/restock_diff.py

@@ -1,8 +1,9 @@
 
-import hashlib
-import urllib3
 from . import difference_detection_processor
 from copy import deepcopy
+from loguru import logger
+import hashlib
+import urllib3
 
 urllib3.disable_warnings(urllib3.exceptions.InsecureRequestWarning)
 
@@ -43,11 +44,13 @@ class perform_site_check(difference_detection_processor):
             fetched_md5 = hashlib.md5(self.fetcher.instock_data.encode('utf-8')).hexdigest()
             # 'Possibly in stock' comes from stock-not-in-stock.js when no string found above the fold.
             update_obj["in_stock"] = True if self.fetcher.instock_data == 'Possibly in stock' else False
+            logger.debug(f"Watch UUID {uuid} restock check returned '{self.fetcher.instock_data}' from JS scraper.")
         else:
             raise UnableToExtractRestockData(status_code=self.fetcher.status_code)
 
         # The main thing that all this at the moment comes down to :)
         changed_detected = False
+        logger.debug(f"Watch UUID {uuid} restock check - Previous MD5: {watch.get('previous_md5')}, Fetched MD5 {fetched_md5}")
 
         if watch.get('previous_md5') and watch.get('previous_md5') != fetched_md5:
             # Yes if we only care about it going to instock, AND we are in stock
@@ -60,5 +63,4 @@ class perform_site_check(difference_detection_processor):
 
         # Always record the new checksum
         update_obj["previous_md5"] = fetched_md5
-
         return changed_detected, update_obj, self.fetcher.instock_data.encode('utf-8').strip()