initial commit

set_m4v_mtime.py

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+#!python3
+
+# set mtime for handbrake mp4 files from filename
+
+# https://github.com/hMatoba/Piexif
+# http://ce3wiki.theturninggate.net/doku.php?id=file_name_convention
+# destination: <BASE>/<year>/<YYYYMMDD> <Event>/ab-<YYYYMMDD>-<Event>-<nnnn>.jpg
+
+from pathlib import Path
+import datetime as dt
+import piexif
+from collections import defaultdict
+import re
+import os
+
+DRY_RUN = False
+
+def rename(old, new):
+    print(old.name, "->", new.name)
+    if not DRY_RUN:
+        if not new.exists():
+            old.rename(new)
+        else:  
+            print(f"skipped {old.name}, {new.name}, already exists")
+
+src = Path(r'D:\Videos')
+
+for raw in src.glob("*.m4v"):
+    mo = re.match("(?P<author>[^-]*)-(?P<dt>\S*)-(?P<model>[^-]*)(-\S+)?.m4v", raw.name)
+    if mo is None:
+        print(f"skipped {raw.name}, no match")
+        continue
+    md = mo.groupdict()
+    rawdt = dt.datetime.strptime(md['dt'],"%Y%m%d-%H%M%S")
+    mtime = rawdt.timestamp()
+    atime = raw.stat().st_atime
+    print(f"setting {raw.name} to {rawdt}")
+    if not DRY_RUN:
+        os.utime(raw, (atime, mtime))
+    fn = f"{md['author'].lower()}-{md['dt']}-{md['model']}{raw.suffix}"
+    rename(raw, raw.parent / fn)