Refactor regexps in PATTERNS

beetbox · Jun 15, 2024 · e6b7735 · e6b7735
1 parent 0966042
commit e6b7735
Showing 1 changed file with 4 additions and 6 deletions.
diff --git a/beetsplug/fromfilename.py b/beetsplug/fromfilename.py
@@ -25,12 +25,10 @@
 # Filename field extraction patterns.
 PATTERNS = [
     # Useful patterns.
-    r"^(?P<artist>.+)[\-_](?P<title>.+)[\-_](?P<tag>.*)$",
-    r"^(?P<track>\d+)[\s.\-_]+(?P<artist>.+)[\-_](?P<title>.+)[\-_](?P<tag>.*)$",
-    r"^(?P<artist>.+)[\-_](?P<title>.+)$",
-    r"^(?P<track>\d+)[\s.\-_]+(?P<artist>.+)[\-_](?P<title>.+)$",
-    r"^(?P<track>\d+)[\s.\-_]+(?P<title>.+)$",
-    r"^(?P<track>\d+)\s+(?P<title>.+)$",
+    (r"^(?P<track>\d+)\.?\s*-\s*(?P<artist>.+?)\s*-\s*(?P<title>.+?)"
+     r"(\s*-\s*(?P<tag>.*))?$"),
+    r"^(?P<artist>.+?)\s*-\s*(?P<title>.+?)(\s*-\s*(?P<tag>.*))?$",
+    r"^(?P<track>\d+)\.?[\s\-_]+(?P<title>.+)$",
     r"^(?P<title>.+) by (?P<artist>.+)$",
     r"^(?P<track>\d+).*$",
     r"^(?P<title>.+)$",