delete unsupported subtitle archive files from cache

libs/subliminal_patch/providers/subssabbz.py

@@ -255,4 +255,5 @@ class SubsSabBzProvider(Provider):
             return self.process_archive_subtitle_files(ZipFile(archive_stream), language, video, link, fps, num_cds)
         else:
             logger.error('Ignore unsupported archive %r', request.headers)
+            region.delete(cache_key)
             return []

libs/subliminal_patch/providers/subsunacs.py

@@ -277,4 +277,5 @@ class SubsUnacsProvider(Provider):
             return self.process_archive_subtitle_files(SevenZipFile(archive_stream), language, video, link, fps, num_cds)
         else:
             logger.error('Ignore unsupported archive %r', request.headers)
+            region.delete(cache_key)
             return []

libs/subliminal_patch/providers/yavkanet.py

@@ -25,13 +25,13 @@ from .utils import FIRST_THOUSAND_OR_SO_USER_AGENTS as AGENT_LIST
 
 logger = logging.getLogger(__name__)
 
+
 class YavkaNetSubtitle(Subtitle):
     """YavkaNet Subtitle."""
     provider_name = 'yavkanet'
 
-    def __init__(self, langauge, filename, type, video, link, fps):
+    def __init__(self, language, filename, type, video, link, fps):
-        super(YavkaNetSubtitle, self).__init__(langauge)
+        super(YavkaNetSubtitle, self).__init__(language)
-        self.langauge = langauge
         self.filename = filename
         self.page_link = link
         self.type = type
@@ -212,4 +212,5 @@ class YavkaNetProvider(Provider):
             return self.process_archive_subtitle_files(ZipFile(archive_stream), language, video, link, fps)
         else:
             logger.error('Ignore unsupported archive %r', request.headers)
+            region.delete(cache_key)
             return []        

libs/subliminal_patch/providers/yifysubtitles.py

@@ -178,6 +178,7 @@ class YifySubtitlesProvider(Provider):
             self._process_archive(ZipFile(archive_stream), subtitle)
         else:
             logger.error('Ignore unsupported archive %r', request.headers)
+            region.delete(cache_key)
 
     def _process_archive(self, archive_stream, subtitle):
         for file_name in archive_stream.namelist():