Guess version property when version is detached from episodeNumber

guessit/rules/properties/episodes.py

@@ -271,7 +271,7 @@ class EpisodeDetailValidator(Rule):
 
 class VersionValidator(Rule):
     """
-    Validate version if previous match is episodeNumber
+    Validate version if previous match is episodeNumber or if surrounded by separators.
     """
     priority = 64
     dependency = [RemoveWeakIfMovie, RemoveWeakIfSxxExx]
@@ -281,7 +281,7 @@ class VersionValidator(Rule):
         ret = []
         for version in matches.named('version'):
             episode_number = matches.previous(version, lambda match: match.name == 'episodeNumber', 0)
-            if not episode_number:
+            if not episode_number and not seps_surround(version.initiator):
                 ret.append(version)
         return ret
 

guessit/test/series.yml

@@ -1403,3 +1403,73 @@
   releaseGroup: HorribleSubs
   screenSize: 720p
   title: Maria the Virgin Witch
+
+? '[ISLAND]One_Piece_679_[VOSTFR]_[V1]_[8bit]_[720p]_[EB7838FC].mp4'
+: options: -E
+  crc32: EB7838FC
+  episodeNumber: 679
+  releaseGroup: ISLAND
+  screenSize: 720p
+  title: One Piece
+  subtitleLanguage: fr
+  videoProfile: 8bit
+  version: 1
+
+? '[ISLAND]One_Piece_679_[VOSTFR]_[8bit]_[720p]_[EB7838FC].mp4'
+: options: -E
+  crc32: EB7838FC
+  episodeNumber: 679
+  releaseGroup: ISLAND
+  screenSize: 720p
+  title: One Piece
+  subtitleLanguage: fr
+  videoProfile: 8bit
+
+? '[Kaerizaki-Fansub]_One_Piece_679_[VOSTFR][HD_1280x720].mp4'
+: options: -E
+  episodeNumber: 679
+  other: HD
+  releaseGroup: Kaerizaki-Fansub
+  screenSize: 720p
+  title: One Piece
+  subtitleLanguage: fr
+
+? '[Kaerizaki-Fansub]_One_Piece_679_[VOSTFR][FANSUB][HD_1280x720].mp4'
+: options: -E
+  episodeNumber: 679
+  other:
+  - Fansub
+  - HD
+  releaseGroup: Kaerizaki-Fansub
+  screenSize: 720p
+  title: One Piece
+  subtitleLanguage: fr
+
+? '[Kaerizaki-Fansub]_One_Piece_681_[VOSTFR][HD_1280x720]_V2.mp4'
+: options: -E
+  episodeNumber: 681
+  other: HD
+  releaseGroup: Kaerizaki-Fansub
+  screenSize: 720p
+  title: One Piece
+  subtitleLanguage: fr
+  version: 2
+
+? '[Kaerizaki-Fansub] High School DxD New 04 VOSTFR HD (1280x720) V2.mp4'
+: options: -E
+  episodeNumber: 4
+  other: HD
+  releaseGroup: Kaerizaki-Fansub
+  screenSize: 720p
+  title: High School DxD New
+  subtitleLanguage: fr
+  version: 2
+
+? '[Kaerizaki-Fansub] One Piece 603 VOSTFR PS VITA (960x544) V2.mp4'
+: options: -E
+  episodeNumber: 603
+  releaseGroup: Kaerizaki-Fansub
+  screenSize: 960x544
+  title: One Piece
+  subtitleLanguage: fr
+  version: 2