Replace SQL.py

Python/SQL.py

@@ -20,24 +20,20 @@ class SQL():
             self._USER=USER
 
     def _connexion(self):
-        try:
-            return psycopg2.connect(f"dbname='{self._DATABASE}' user ='{self._USER}' host='{self._HOST}' password='{self._PASSWORD}'")
-        except psycopg2.DatabaseError as e:
-            connexion.rollback()
-            print("Message système :", e)
+        return psycopg2.connect(f"dbname='{self._DATABASE}' user ='{self._USER}' host='{self._HOST}' password='{self._PASSWORD}'")
 
     # PUBLIC:
 
     def requete_sql(self,sql):
-        connexion = self._connexion()
+        connexion=None
         try:
+            connexion = self._connexion()
             cur = connexion.cursor()
             cur.execute(sql)
             rows=cur.fetchall()
             connexion.close()
             return rows
         except psycopg2.Error as e:
-            connexion.rollback()
             print("Message système :", e)
 
     def insert_into(self,class_name,values):
@@ -48,11 +44,10 @@ class SQL():
         sql=sql[:-1]
         sql+=")"
 
-        connexion = self._connexion()
         try:
+            connexion = self._connexion()
             cur = connexion.cursor()
             cur.execute(sql)
             connexion.close()
-        except psycopg2.DataError as e:
-            connexion.rollback()
+        except psycopg2.Error as e:
             print("Message système :", e)