diff --git a/src/parallel/app.py b/src/parallel/app.py
index 2ad45ae..d4d0bb0 100644
--- a/src/parallel/app.py
+++ b/src/parallel/app.py
@@ -6,18 +6,19 @@ import os
 import time
 import random
 import subprocess
-from secrets import token_urlsafe
 from threading import Thread
+from secrets import token_urlsafe
 
 from flask import Flask, request, send_from_directory, session
 
-from structures import clients, Client, NoMoreJobAvailableError, TryLaterError, Training
+from structures import (Client, NoMoreJobAvailableError, Training,
+                        TryLaterError, clients)
 
 # Définitions de variables
 DATASET = "mnist-train"
 TEST_SET = "mnist-t10k"
 SECRET = str(random.randint(1000, 10000))
-CACHE = ".cache"  # À remplacer avec un chemin absolu
+CACHE = "/tmp/parallel/app_cache"  # À remplacer avec un chemin absolu
 BATCHS = 10
 RESEAU = os.path.join(CACHE, "reseau.bin")
 
@@ -28,13 +29,13 @@ os.makedirs(CACHE, exist_ok=True)
 if not os.path.isfile(RESEAU):
     if not os.path.isfile("out/main"):
         subprocess.call(["./make.sh", "build", "main"])
-    subprocess.call
-    ([
+    subprocess.call(
+    [
         "out/main", "train",
         "--epochs", "0",
         "--images", "data/mnist/train-images-idx3-ubyte",
         "--labels", "data/mnist/train-labels-idx1-ubyte",
-        "--out", RESEAU,
+        "--out", RESEAU
     ])
     print(f" * Created {RESEAU}")
 else:
diff --git a/src/parallel/client.py b/src/parallel/client.py
index 734093f..f506f0a 100644
--- a/src/parallel/client.py
+++ b/src/parallel/client.py
@@ -12,7 +12,7 @@ import psutil
 import requests
 
 # Définition de constantes
-CACHE = ".cache"  # Replace with an absolute path
+CACHE = "/tmp/parallel/client_cache"  # Replace with an absolute path
 DELTA = os.path.join(CACHE, "delta_shared.bin")
 RESEAU = os.path.join(CACHE, "reseau_shared.bin")
 SECRET = input("SECRET : ")
diff --git a/src/parallel/structures.py b/src/parallel/structures.py
index 08aefc4..2f3b18d 100644
--- a/src/parallel/structures.py
+++ b/src/parallel/structures.py
@@ -3,6 +3,7 @@
 Description des structures.
 """
 import os
+import sys
 import time
 import subprocess
 
@@ -101,6 +102,9 @@ class Training:
         ])
         self.cur_batch += 1
         self.cur_image = 0
+        if self.cur_batch >= self.batchs:
+            print("Done.")
+            sys.exit()
 
 
     def patch(self):
@@ -116,8 +120,8 @@ class Training:
 
         if not os.path.isfile("out/main"):
             subprocess.call(["./make.sh", "build", "utils"])
-        subprocess.call
-        ([
+        subprocess.call(
+        [
             "out/utils", "patch-network",
             "--network", self.reseau,
             "--delta", self.delta,