albumtype: include remix when number of remixes is one less than tot …

…count

CHANGELOG.md

@@ -85,6 +85,8 @@
 
 - `albumtype`:
   - Improve accuracy of identifying **EP** and **LP** release types from the description.
+  - Include **remix** albumtype to the release when remixed track count is one less than
+    the track count.
 
 - `catalognum`:
   - Add support for new formats: **`UVB76-023`**, **`SOP 061-1233`**, **`a+w lp029`**,

beetsplug/bandcamp/metaguru.py

@@ -349,12 +349,14 @@ def albumtypes(self) -> List[str]:
             albumtypes.add("lp")
         if self.is_single_album:
             albumtypes.add("single")
-        if self.albumtype == "single" and len(self.tracks) > 1:
+
+        track_count = len(self.tracks)
+        if self.albumtype == "single" and track_count > 1:
             albumtypes.add("album")
         for word in ["remix", "rmx", "edits", "live", "soundtrack"]:
             if word in self.original_album.lower():
                 albumtypes.add(word.replace("rmx", "remix").replace("edits", "remix"))
-        if len(self.tracks.remixers) == len(self.tracks):
+        if len(self.tracks.remixers) >= max(track_count - 1, 1):
             albumtypes.add("remix")
 
         return sorted(albumtypes)

tests/json/expected/ep.json

@@ -6,7 +6,8 @@
     "albumstatus": "Official",
     "albumtype": "album",
     "albumtypes": [
-      "album"
+      "album",
+      "remix"
     ],
     "artist": "DJ DISRESPECT, jeånne",
     "artist_credit": null,
@@ -210,7 +211,8 @@
     "albumstatus": "Official",
     "albumtype": "album",
     "albumtypes": [
-      "album"
+      "album",
+      "remix"
     ],
     "artist": "DJ DISRESPECT, jeånne",
     "artist_credit": null,

tests/json/expected/remix_without_brackets.json

@@ -7,6 +7,7 @@
     "albumtype": "ep",
     "albumtypes": [
       "ep",
+      "remix",
       "single"
     ],
     "artist": "Aluphobia, Astatine",

tests/json/expected/single_with_remixes.json

@@ -7,6 +7,7 @@
     "albumtype": "single",
     "albumtypes": [
       "album",
+      "remix",
       "single"
     ],
     "artist": "Reece Cox",
@@ -249,6 +250,7 @@
     "albumtype": "single",
     "albumtypes": [
       "album",
+      "remix",
       "single"
     ],
     "artist": "Reece Cox",