add regex to test if audio file names are correctly formated

notescriber/picker.py

@@ -1,6 +1,7 @@
 import logging
 import time
 import os
+import re
 
 from datetime import datetime
 
@@ -33,11 +34,15 @@ class Picker:
             if file_marker < marker:
                 return file
 
+    def match_name(self, input):
+        pattern = r"^\d{4}_\d{2}_\d{2}_\d{2}_\d{2}_\d{2}\.m4a$"
+        return bool(re.match(pattern, input))
+
     def list_files(self):
         files = []
         for filename in os.listdir(self.directory):
             filepath = os.path.join(self.directory, filename)
-            if os.path.isfile(filepath) and filename.endswith(".m4a"):
+            if os.path.isfile(filepath) and self.match_name(filename):
                 files.append(filepath)
         return files