diff --git a/app/scodoc/TrivialFormulator.py b/app/scodoc/TrivialFormulator.py
index 0e925ce9dfdd7327694fdc201d9e912e7354a9bc..8bc15bda7add29bd0c39c0cf779ae01a192740db 100644
--- a/app/scodoc/TrivialFormulator.py
+++ b/app/scodoc/TrivialFormulator.py
@@ -442,8 +442,9 @@ class TF(object):
                     self.formid}_submit" id="{self.formid}_submit" value="{self.submitlabel
                     }" {' '.join(self.submitbuttonattributes)}/>"""
         if self.cancelbutton:
-            buttons_markup += f""" <input class="btn btn-default" type="submit" name="cancel" id="{
-                self.formid}_cancel" value="{self.cancelbutton}">"""
+            buttons_markup += f""" <input class="btn btn-default" type="submit"
+                name="{self.formid}_cancel" id="{self.formid}_cancel"
+                value="{self.cancelbutton}">"""
         buttons_markup += "</div>"
 
         R = []
diff --git a/app/scodoc/sco_formsemestre_edit.py b/app/scodoc/sco_formsemestre_edit.py
index 0060b9b037020e514d8af3b8498d70794315c1fc..0e189dafec7f929bcbf107033ec5493b33cd983c 100644
--- a/app/scodoc/sco_formsemestre_edit.py
+++ b/app/scodoc/sco_formsemestre_edit.py
@@ -706,8 +706,7 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
                     def opt_selected(gid):
                         if gid == vals.get(select_name):
                             return "selected"
-                        else:
-                            return ""
+                        return ""
 
                     if mod.id in module_ids_set:
                         # pas de menu inscription si le module est déjà présent
@@ -866,7 +865,7 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
             {msg}
             {tf[1]}
             """
-    elif tf[0] == -1:
+    if tf[0] == -1:  # Annulation
         if formsemestre:
             return redirect(
                 url_for(
@@ -876,6 +875,7 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
                 )
             )
         return redirect(url_for("notes.index_html", scodoc_dept=g.scodoc_dept))
+
     # Edition ou modification du semestre
     tf[2]["gestion_compensation"] = bool(tf[2]["gestion_compensation_lst"])
     tf[2]["gestion_semestrielle"] = bool(tf[2]["gestion_semestrielle_lst"])
@@ -890,6 +890,7 @@ def do_formsemestre_createwithmodules(edit=False, formsemestre: FormSemestre = N
     # (retire le "MI" du début du nom de champs)
     module_ids_checked = [int(x[2:]) for x in tf[2]["tf-checked"]]
     _formsemestre_check_ue_bonus_unicity(module_ids_checked)
+    ok = False
     if not edit:
         if is_apc:
             _formsemestre_check_module_list(module_ids_checked, tf[2]["semestre_id"])