diff --git a/.github/workflows/run-standard-tests.yml b/.github/workflows/run-standard-tests.yml
index cb6e54ccb..472e6f165 100644
--- a/.github/workflows/run-standard-tests.yml
+++ b/.github/workflows/run-standard-tests.yml
@@ -9,7 +9,16 @@ name: Run Standard Tests
 on:
   workflow_dispatch:
   pull_request:
-    paths: [src/**]
+    paths:
+      - '**CMakeLists.txt'
+      - src/**.h
+      - src/**.cpp
+      - src/**.java
+      - src/**.dd
+      - src/**.inc
+      - src/**.lex
+      - src/**.yac
+      - test/LearningTest/**
 env:
   KhiopsBatchMode: true
 jobs:
diff --git a/test/LearningTest/cmd/python/test_khiops.py b/test/LearningTest/cmd/python/test_khiops.py
index bdde6f06b..18852150c 100644
--- a/test/LearningTest/cmd/python/test_khiops.py
+++ b/test/LearningTest/cmd/python/test_khiops.py
@@ -95,6 +95,23 @@ def test(modl_path, samples_path, sample_test):
     # verifie l'existence du repertoire et du fichier de sample_test
     # et lance la comparaison pour le sample 'sample_test'
 
+    def filter_lines(lines, filtered_pattern):
+        """retourne les lignes sans celles contenant le pattern en parametre"""
+        output_lines = []
+        for line in lines:
+            if filtered_pattern not in line:
+                output_lines.append(line)
+        return output_lines
+
+    def filter_empty_lines(lines):
+        """retourne les lignes sans les lignes vides"""
+        output_lines = []
+        for line in lines:
+            line = line.strip()
+            if line != "":
+                output_lines.append(line)
+        return output_lines
+
     # check MODL path
     if modl_path != "nul":
         if not os.path.isfile(modl_path):
@@ -290,57 +307,34 @@ def test(modl_path, samples_path, sample_test):
 
         # En cas d'anomalie, memorisation du contenu de des sorties standard
         if stdout != "":
-            # Pour les test KNI, le stdout contient une ligne avec le nombre de records
-            ok = False
             is_kni = "KNI" in modl_path
+            is_coclustering = "Coclustering" in modl_path
+            lines = stdout.split("\n")
+            lines = filter_empty_lines(lines)
+            # Pour les test KNI, le stdout contient une ligne avec le nombre de records
             if is_kni:
-                lines = stdout.split("\n")
-                ok = len(lines) == 2 and lines[1] == ""
-                # Cas special pour LearningTest\TestKNITransfer\SmallInstability\VeryLarge
-                if not ok:
-                    ok = True
-                    for line in lines:
-                        line = line.strip()
-                        if line == "":
-                            continue
-                        if (
-                            line.find("Recoded record number:") == -1
-                            and line.find(" stream ") == -1
-                        ):
-                            ok = False
-                            break
+                lines = filter_lines(lines, "Recoded record number:")
+            # Cas particulier du coclustering en mode debug
+            if is_coclustering:
+                lines = filter_lines(
+                    lines, "BEWARE: Optimization level set to 0 in debug mode only!!!"
+                )
+            # Exception egalement pour cas des lancement en mode parallele simule
+            lines = filter_lines(lines, "Warning : simulated parallel mode")
             # Exception en mode debug, pour les stats memoire
             if "Memory stats (number of pointers, and memory space)" in stdout:
-                lines = stdout.split("\n")
                 ok = True
                 # Parcours des lignes pour voir si ce sont bien des messages de stats, y compris en parallel
                 # En parallele, on a l'id du process entre crochets en tete de chaque ligne
                 for line in lines:
                     ok = (
-                        line == ""
-                        or (line[0] == "[" and line[-1] == "]")
+                        (line[0] == "[" and line[-1] == "]")
                         or "Memory stats (number of pointers, and memory space)" in line
                         or "Alloc: " in line
                         or "Requested: " in line
                     )
-                    if not ok:
-                        break
-                # Cas special pour LearningTest\TestKNITransfer\SmallInstability\VeryLarge
-                if not ok:
-                    ok = True
-                    for line in lines:
-                        line = line.strip()
-                        if line == "":
-                            continue
-                        if (
-                            line.find("Recoded record number:") == -1
-                            and line.find(" stream ") == -1
-                        ):
-                            ok = False
-                            break
-            # Exception egalement pour cas des lancement en mode parallele simule
-            if "Warning : simulated parallel mode" in stdout:
-                ok = True
+            else:
+                ok = len(lines) == 0
             if not ok:
                 with open(
                     os.path.join(os.getcwd(), test_dir, "results", "stdout_error.log"),