diff --git a/test-python-ssh/docker-compose.yml b/test-python-ssh/docker-compose.yml
index acdd2c3..9d4c272 100644
--- a/test-python-ssh/docker-compose.yml
+++ b/test-python-ssh/docker-compose.yml
@@ -3,5 +3,6 @@ services:
     app:
         build: .
         volumes:
-            - ./users.txt:/usr/share/app/users.txt
+            - ./data:/usr/share/app/data
+            - ./production_eleves:/usr/share/app/python_app/modules
         network_mode: "host"
diff --git a/test-python-ssh/entrypoint.sh b/test-python-ssh/entrypoint.sh
index 82afa80..dd9aa22 100755
--- a/test-python-ssh/entrypoint.sh
+++ b/test-python-ssh/entrypoint.sh
@@ -2,33 +2,59 @@
 
 
 HOME_BASE="/usr/share/app/python_app/modules"
-
-# Check we got users
-if [ ! -f 'users.txt' ] ; then
-    echo "Missing file users.txt"
-    exit 1
-fi
+USERS_LIST="/usr/share/app/data/users.txt"
+PASSWD_LIST="/usr/share/app/data/passwords.txt"
+CUSTOM_SCRIPT="/usr/share/app/data/init.sh"
 
 # Must be ascii for cut
 separator="="
+forbidden_chars=". /"
+
+# Check we got users
+if [ ! -f "$USERS_LIST" ] && [ ! -f "$PASSWD_LIST" ] ; then
+    echo "Les fichiers des utilisateurs ou des passwords n’ont pas étés trouvées."
+    exit 1
+fi
+
+for c in $forbidden_chars ; do
+    for file in "$USERS_LIST" "$PASSWD_LIST" ; do
+        if [ -n "$(cat "$USERS_LIST" | grep -F $c)" ] ; then
+            echo "Le fichier « $file » ne doit pas contenir le caractère « $c » !"
+            exit 1
+        fi
+    done
+done
 
 # Generate passwords if not done yet
 genPassowrd () {
     tr -dc A-Za-z0-9 </dev/urandom | head -c $1
 }
-if [ ! -f 'passwords.txt' ] ; then
-    for user in $(cat users.txt) ; do
-        echo "$user$separator$(genPassowrd 10)" >> passwords.txt
+if [ ! -f $PASSWD_LIST ] ; then
+    for user in $(cat "$USERS_LIST") ; do
+        echo "$user$separator$(genPassowrd 10)" >> $PASSWD_LIST
     done
 fi
 
 # Create users
-for line in $(cat passwords.txt) ; do
+for line in $(cat $PASSWD_LIST) ; do
     name="$(echo "$line" | cut -d "$separator" -f 1)"
     pass="$(echo "$line" | cut -d "$separator" -f 2)"
-    echo "$pass\n$pass" | useradd --home-dir "$HOME_BASE/$name" --create-home --no-user-group -G eleve "$name"
+    home="$HOME_BASE/$name"
+    mkdir -p "$home"
+    #useradd --home-dir "$home" --no-user-group -G eleve --shell /bin/bash --root "$home" "$name"
+    useradd --home-dir "$home" --no-user-group -G eleve --shell /bin/bash "$name"
+    echo "$pass\n$pass" | passwd "$name" &> /dev/null
+    chown "$name":eleve "$home"
 done
 
+# Custom script
+if [ -f "$CUSTOM_SCRIPT" ] ; then
+    if [ ! -x "$CUSTOM_SCRIPT" ] ; then
+        chmod +x "$CUSTOM_SCRIPT"
+    fi
+    "$CUSTOM_SCRIPT"
+fi
+
 # Nginx
 nginx -c '/etc/nginx/nginx.conf'
 
diff --git a/test-python-ssh/python_app/main.py b/test-python-ssh/python_app/main.py
index 013a3b7..1a60e92 100644
--- a/test-python-ssh/python_app/main.py
+++ b/test-python-ssh/python_app/main.py
@@ -4,6 +4,9 @@ import importlib
 # Get function args
 import inspect
 
+# check file properties
+import os
+
 # The directory where student work will be
 # not a real path, do not use ./ or stuff like this
 BASE_MODULE_PATH = 'python_app/modules'
@@ -13,60 +16,58 @@ if BASE_MODULE_PATH != '':
 
 def application(env, start_response):
     """ Cette fonction est appellée à chaque requête HTTP et doit exécuter le bon code python. """
-    # Find which python module and function will be called
-    # And remove empty elements
-    elements = tuple(e for e in env['PATH_INFO'].split('/') if e != '')
-    print(env)
-
-    #m = importlib.import_module('python_app.modules.main')
-    #f = getattr(m,'index')
-    #if env['REQUEST_URI'] == '/':
-    #    return htmlresp(200, f(), start_response)
-
-    # Defaults
-    path = ''
-    module = 'main'
-    function = 'index'
-
-    # Get from url path
-    if len(elements) == 1:
-        module = elements[0]
-    elif len(elements) == 2:
-        module = elements[0]
-        function = elements[1]
-    elif len(elements) > 2:
-        path = '/'.join(elements[0:-2])
-        module = elements[-2]
-        function = elements[-1]
 
+    path = env['PATH_INFO'][1:] # removing first slash
     # slash stuff
-    if path != '':
-        path += '/'
+    if path.endswith('/'):
+        path = path[:-1]
+    path_elements = tuple(d for d in path.split('/') if d != '')
+    path_minus_one = '/'.join(path_elements[:-1])
+
+    # Find which python module and function will be called
+    if os.path.isfile(BASE_MODULE_PATH + path_minus_one):
+        path = path_minus_one
+        function = path_elements[-1]
+    elif os.path.isfile(BASE_MODULE_PATH + path):
+        function = 'index'
+    elif os.path.isdir(BASE_MODULE_PATH + path):
+        path += '/main'
+        function = 'index'
+    else:
+        return htmlresp(404, 'Le dossier <em>{}</em> n’a pas été trouvé.'.format(path), start_response)
+
+
 
     # Module full path
-    module_path = BASE_MODULE_PATH + path + module
+    module_path = BASE_MODULE_PATH + path
     module_path = module_path.replace('/', '.')
 
     # Import the function
     try:
         m = importlib.import_module(module_path)
     except ModuleNotFoundError:
-        print('Le fichier {} n’a pas été trouvé. {}'.format(module_path, str(elements)))
-        return htmlresp(404, 'Le fichier <em>{}</em> n’a pas été trouvé.'.format(path + module), start_response)
+        #print('Le fichier {} n’a pas été trouvé. {}'.format(module_path, str(path_elements)))
+        return htmlresp(404, 'Le fichier <em>{}</em> n’a pas été trouvé.'.format(path), start_response)
 
     # Find which parameters the function needs
     try:
         f = getattr(m,function)
         # Call the function with the rigth attributes
     except AttributeError:
-        return htmlresp(404, 'La fonction <em>{}</em> n’a pas été trouvée.'.format(function), start_response)
+        return htmlresp(404, 'La fonction <em>{}</em> n’a pas été trouvée dans {}'.format(function, module_path), start_response)
 
     # Pass url parameters to the function
     try:
-        params = {p:'' for p in list(inspect.getargspec(f).args)}
+        #print(inspect.getargspec(f))
+        #params = {p:(d if d is not None else '') for p,d in zip(inspect.getargspec(f).args, inspect.getargspec(f).defaults)}
+        expected_params = inspect.getargspec(f).args
+        params = {}
+        # TODO POST params?
         for item in env['QUERY_STRING'].split('&'):
+            if item == '':
+                continue
             k,v = tuple(item.split('='))
-            if k in params:
+            if k in expected_params:
                 params[k] = v
     except Exception:
         return htmlresp(400, 'La fonction <em>{}</em> demande les arguments suivants : {}. On a uniquement {}.'.format(function, params, ), start_response)
@@ -77,8 +78,8 @@ def application(env, start_response):
             return htmlresp(response[0], str(response[1]), start_response, False)
         else:
             return htmlresp(200, str(response), start_response, False)
-    except Exception:
-        return htmlresp(400, 'Erreur à l’exécution de la fonction <em>{}</em>.'.format(function), start_response)
+    except Exception as e:
+        return htmlresp(400, 'Erreur à l’exécution de la fonction <em>{}</em>.<pre style="color:#d90303;">{}</pre>'.format(function, e), start_response)
 
 
 def htmlresp(code, message, start_response, squelette=True):
diff --git a/test-python-ssh/sshd/sshd_config b/test-python-ssh/sshd/sshd_config
deleted file mode 100644
index 50c9fa6..0000000
--- a/test-python-ssh/sshd/sshd_config
+++ /dev/null
@@ -1,116 +0,0 @@
-#	$OpenBSD: sshd_config,v 1.103 2018/04/09 20:41:22 tj Exp $
-
-# This is the sshd server system-wide configuration file.  See
-# sshd_config(5) for more information.
-
-# This sshd was compiled with PATH=/usr/local/sbin:/usr/local/bin:/usr/bin
-
-# The strategy used for options in the default sshd_config shipped with
-# OpenSSH is to specify options with their default value where
-# possible, but leave them commented.  Uncommented options override the
-# default value.
-
-#Port 22
-#AddressFamily any
-#ListenAddress 0.0.0.0
-#ListenAddress ::
-
-#HostKey /etc/ssh/ssh_host_rsa_key
-#HostKey /etc/ssh/ssh_host_ecdsa_key
-#HostKey /etc/ssh/ssh_host_ed25519_key
-
-# Ciphers and keying
-#RekeyLimit default none
-
-# Logging
-#SyslogFacility AUTH
-#LogLevel INFO
-
-# Authentication:
-
-#LoginGraceTime 2m
-#PermitRootLogin prohibit-password
-#StrictModes yes
-#MaxAuthTries 6
-#MaxSessions 10
-
-#PubkeyAuthentication yes
-
-# The default is to check both .ssh/authorized_keys and .ssh/authorized_keys2
-# but this is overridden so installations will only check .ssh/authorized_keys
-AuthorizedKeysFile	.ssh/authorized_keys
-
-#AuthorizedPrincipalsFile none
-
-#AuthorizedKeysCommand none
-#AuthorizedKeysCommandUser nobody
-
-# For this to work you will also need host keys in /etc/ssh/ssh_known_hosts
-#HostbasedAuthentication no
-# Change to yes if you don't trust ~/.ssh/known_hosts for
-# HostbasedAuthentication
-#IgnoreUserKnownHosts no
-# Don't read the user's ~/.rhosts and ~/.shosts files
-#IgnoreRhosts yes
-
-# To disable tunneled clear text passwords, change to no here!
-#PasswordAuthentication yes
-#PermitEmptyPasswords no
-
-# Change to no to disable s/key passwords
-ChallengeResponseAuthentication no
-
-# Kerberos options
-#KerberosAuthentication no
-#KerberosOrLocalPasswd yes
-#KerberosTicketCleanup yes
-#KerberosGetAFSToken no
-
-# GSSAPI options
-#GSSAPIAuthentication no
-#GSSAPICleanupCredentials yes
-
-# Set this to 'yes' to enable PAM authentication, account processing,
-# and session processing. If this is enabled, PAM authentication will
-# be allowed through the ChallengeResponseAuthentication and
-# PasswordAuthentication.  Depending on your PAM configuration,
-# PAM authentication via ChallengeResponseAuthentication may bypass
-# the setting of "PermitRootLogin without-password".
-# If you just want the PAM account and session checks to run without
-# PAM authentication, then enable this but set PasswordAuthentication
-# and ChallengeResponseAuthentication to 'no'.
-UsePAM yes
-
-#AllowAgentForwarding yes
-#AllowTcpForwarding yes
-#GatewayPorts no
-#X11Forwarding no
-#X11DisplayOffset 10
-#X11UseLocalhost yes
-#PermitTTY yes
-PrintMotd no # pam does that
-#PrintLastLog yes
-#TCPKeepAlive yes
-#PermitUserEnvironment no
-#Compression delayed
-#ClientAliveInterval 0
-#ClientAliveCountMax 3
-#UseDNS no
-#PidFile /run/sshd.pid
-#MaxStartups 10:30:100
-#PermitTunnel no
-#ChrootDirectory none
-#VersionAddendum none
-
-# no default banner path
-#Banner none
-
-# override default of no subsystems
-Subsystem	sftp	/usr/lib/ssh/sftp-server
-
-# Example of overriding settings on a per-user basis
-#Match User anoncvs
-#	X11Forwarding no
-#	AllowTcpForwarding no
-#	PermitTTY no
-#	ForceCommand cvs server
diff --git a/test-python-ssh/users.txt b/test-python-ssh/users.txt
deleted file mode 100644
index 15bf471..0000000
--- a/test-python-ssh/users.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-218.amine
-218.chems