1 files changed, 18 insertions, 3 deletions

diff --git a/matweb/file_removal_scheduler.py b/matweb/file_removal_scheduler.py
index 59bb9ca..d0f0d4b 100644
--- a/matweb/file_removal_scheduler.py
+++ b/matweb/file_removal_scheduler.py
@@ -1,3 +1,8 @@
+"""
+Check regularly if files have not been downloaded
+and delete them if they're too old
+"""
+
 import glob
 import time
 import sys
@@ -7,13 +12,23 @@ import random
 from matweb import utils
 
 
-def run_file_removal_job(upload_folder_path):
-    if random.randint(0, 10) == 0:
+def run_file_removal_job(upload_folder_path: str):
+    """
+    Check for removals at about every 10th request
+    :param upload_folder_path: path were the uploaded files are stored
+    :return: Void
+    """
+    if random.randint(0, 10) == 0:  # nosec
         for file in glob.glob(upload_folder_path + '/*'):
             delete_file_when_too_old(file)
 
 
-def delete_file_when_too_old(filepath):
+def delete_file_when_too_old(filepath: str):
+    """
+    Check if files are too old and remove em
+    :param filepath: Path of the file to check
+    :return: Void
+    """
     file_mod_time = os.stat(filepath).st_mtime
 
     # time in second since last modification of file