From a211f2822e74211b1b8d91b56f47201b62bf583c Mon Sep 17 00:00:00 2001
From: mokaddem <sami.mokaddem@circl.lu>
Date: Wed, 31 Oct 2018 15:56:11 +0100
Subject: [PATCH] chg: [doc] update doc

---
 README.md | 3 +--
 clean.py  | 2 ++
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 2b8d078..e302638 100644
--- a/README.md
+++ b/README.md
@@ -122,8 +122,7 @@ Happy hacking ;)
 
 ## Restart from scratch
 
-To restart from scratch and empty all data from your dashboard you can use the [FLUSHDB](https://redis.io/commands/flushdb) or [FLUSHALL](https://redis.io/commands/flushall) command on your redis instance on port `6250`.
-Or use the dedicated cleaning script ``clean.py``
+To restart from scratch and empty all data from your dashboard you can use the dedicated cleaning script ``clean.py``
 ```usage: clean.py [-h] [-b]
 
 Clean data stored in the redis server specified in the configuration file
diff --git a/clean.py b/clean.py
index e8838d4..061321d 100755
--- a/clean.py
+++ b/clean.py
@@ -72,7 +72,9 @@ def cleanSoft(servers):
     for db, keys in prefix_keys_per_db.items():
         serv = servers[db]
         for k in keys:
+            # fetch all keys on the db
             key_to_del = serv.keys(k)
+            # delete all existing keys
             if len(key_to_del) > 0:
                 serv.delete(*tuple(key_to_del))