final code review changes

example.orchestration.yaml

@@ -50,6 +50,7 @@ configurations:
       text: textual content
       screenshot: screenshot
       hash: hash
+      pdq_hash: perceptual hashes
       wacz: wacz
       replaywebpage: replaywebpage
   instagram_tbot_archiver:

src/auto_archiver/core/media.py

@@ -35,7 +35,7 @@ class Media:
 
     def all_inner_media(self, include_self=False):
         """ Media can be inside media properties, examples include transformations on original media.
-        This function return a generator for all the inner media.        
+        This function returns a generator for all the inner media.        
         """
         if include_self: yield self
         for prop in self.properties.values():

src/auto_archiver/enrichers/pdq_hash_enricher.py

@@ -28,8 +28,7 @@ class PdqHashEnricher(Enricher):
 
         for m in to_enrich.media:
             for media in m.all_inner_media(True):
-                if media.is_image() and media.get("id") != "screenshot":
-                    if len(hd := self.calculate_pdq_hash(media.filename)):
+                if media.is_image() and media.get("id") != "screenshot" and len(hd := self.calculate_pdq_hash(media.filename)):
                         media.set("pdq_hash", hd)    
 
     def calculate_pdq_hash(self, filename):