initial commit

src/audio_scanner.py

@@ -0,0 +1,25 @@
+from os import listdir
+from os.path import isfile, join
+from song_types import Audio
+import re
+from datetime import datetime
+
+
+AUDIO_DIR = "audios/"
+
+def find_audios(index):
+    """
+    Finds all audios in a folder that match the given index.
+    Audios must be in the format [index]_[YYYY]-[MM]-[DD].mp3
+    :param index: An integer denoting the song's index
+    :return: A list of matching Audio objects
+    """
+    res = []
+    for f in listdir(AUDIO_DIR):
+        full_file = join(AUDIO_DIR, f)
+        re_date_match = re.match(r"^%03d_(\d{4}-[01]\d-[0-3]\d).mp3$" % index, f)
+        if not isfile(full_file) or not re_date_match:
+            continue
+        date = datetime.strptime(re_date_match.group(1), "%Y-%m-%d")
+        res.append(Audio(date, join("../", full_file)))
+    return res