Migrate from Poetry and pyenv to uv

src/core/naming.py

@@ -15,6 +15,7 @@ writes it upper-case for a single canonical form.
 These helpers build, validate and parse the stem (the filename without its
 extension).
 """
+
 import re
 
 # Jellyfin's recognised 3D format tags (case-insensitive on read; Curator
@@ -29,7 +30,8 @@ THREE_D_FORMATS = ("HSBS", "FSBS", "HTAB", "FTAB", "MVC")
 _POOL_STEM_RE = re.compile(
     r"^(?P<title>.+?) \((?P<year>\d{4})\)(?: \[tmdbid-(?P<id>\d+)\])?"
     r"(?:\.3D\.(?P<format3d>hsbs|fsbs|htab|ftab|mvc))?$",
-    re.IGNORECASE)
+    re.IGNORECASE,
+)
 
 
 def is_valid_year(year: object) -> bool:
@@ -38,7 +40,10 @@ def is_valid_year(year: object) -> bool:
 
 
 def canonical_pool_stem(
-    title: str, year: object, tmdb_id: object = None, format_3d: object = None,
+    title: str,
+    year: object,
+    tmdb_id: object = None,
+    format_3d: object = None,
 ) -> str:
     """Build the canonical pool stem ``Title (YYYY)`` (+ `` [tmdbid-N]`` /
     ``.3D.<FORMAT>`` if given).
@@ -65,7 +70,8 @@ def canonical_pool_stem(
         if fmt not in THREE_D_FORMATS:
             raise ValueError(
                 f"3D formát musí být jedno z {', '.join(THREE_D_FORMATS)}, "
-                f"ne „{format_3d}“.")
+                f"ne „{format_3d}“."
+            )
         stem += f".3D.{fmt}"
     return stem
 
@@ -116,3 +122,22 @@ def year_from_filename(name: str) -> str | None:
         return paren.group(1)
     loose = re.findall(r"(?<!\d)(19\d{2}|20\d{2})(?!\d)", name)
     return loose[-1] if loose else None
+
+
+# "3D" + one of THREE_D_FORMATS, anywhere in a raw filename, bordered by a
+# non-alphanumeric character (or the string's edge) on each side so it can't
+# match inside an unrelated word.
+_THREE_D_ANYWHERE_RE = re.compile(
+    rf"(?<![A-Za-z0-9])3d[\s._-]*({'|'.join(THREE_D_FORMATS)})(?![A-Za-z0-9])",
+    re.IGNORECASE,
+)
+
+
+def three_d_format_from_filename(name: str) -> str | None:
+    """Best-effort 3D format guessed from a raw (release) filename, e.g.
+    ``Avatar.2009.3D.HSBS.BluRay.mkv`` → ``"HSBS"``. Unlike :func:`parse_3d_format`
+    this doesn't require the rest of the name to be a canonical pool stem — used
+    to pre-fill a version label while importing. Returns ``None`` if absent.
+    """
+    match = _THREE_D_ANYWHERE_RE.search(name or "")
+    return match.group(1).upper() if match else None