diff --git a/lecture_csv.py b/lecture_csv.py
index 867caf2..cf52f1a 100644
--- a/lecture_csv.py
+++ b/lecture_csv.py
@@ -1,10 +1,21 @@
-import csv
-
-def lecture(fichier_csv):
-    "renvoie un tabeau"
-    with open(fichier_csv, newline='') as csvfile:
-        spamreader = csv.reader(csvfile, delimiter=' ', quotechar='|')
-        for row in spamreader:
-            print(', '.join(row))
-
-lecture("jeuTests.csv")
\ No newline at end of file
+def lecture(name):
+    """lit le fichier csv dont le nom est passé en paramètre, en renvoie trois tableau contenant 
+    respectivement la longueur et la largeur des pétales, et l'espèce de l'iris."""
+    lst_date = []
+    lst_pic = []
+    lst_temp_moy  = []
+    lst_temp_ref = []
+    with open(name) as fic:
+        fic.readline() 
+        for ligne in fic:
+            date, pic, temp_moy, temp_ref = ligne.split(';')
+            lst_date.append(date)
+            lst_pic.append(float(pic))
+            lst_temp_moy.append(float(temp_moy))
+            lst_temp_ref.append(float(temp_ref))
+
+
+    return lst_date, lst_pic, lst_temp_moy, lst_temp_ref
+
+print(lecture("jeuTests.csv"))
+ 
\ No newline at end of file