Added check to not try and rewrite the same thing (it was creating an error)

src/workflow.py

@@ -675,17 +675,30 @@ George Marchment, Bryan Brancotte, Marie Schmit, Frédéric Lemoine, Sarah Cohen
                             new = exe.get_code(get_OG = True).replace(emited.get_code(), emited.get_emits().get_origins()[0].get_code())
                             #to_replace.append((exe.get_code(get_OG = True), f"{exe.get_gives()[0].get_code()} = {emited.get_emits().get_origins()[0].get_code()}"))
                             to_replace.append((exe.get_code(get_OG = True), new))
+        #This dictionnary is used to check if the replacement has already been done (in the case of dupliactes in new)
+        dico_replace = {}
         for r in to_replace:
             old, new = r
-            temp_code = code
-            #Case of channel = channel
-            if(new.find("=")!=-1):
-                if(new.split("=")[0].strip()==new.split("=")[1].strip()):
-                    new = ''
-            #code = code.replace(old, new)
-            code = replace_group1(code, fr"({re.escape(old)})[^\w]", new)
-            if(temp_code==code):
-                raise Exception("Something went wrong: The code hasn't changed")
+            need_to_replace = True
+            try:
+                t = dico_replace[old]
+                if(t==new):
+                    need_to_replace = False
+                else:
+                    raise Exception("This shouldn't happen")
+            except:
+                dico_replace[old]= new
+            
+            if(need_to_replace):
+                temp_code = code
+                #Case of channel = channel
+                if(new.find("=")!=-1):
+                    if(new.split("=")[0].strip()==new.split("=")[1].strip()):
+                        new = ''
+                #code = code.replace(old, new)
+                code = replace_group1(code, fr"({re.escape(old)})[^\w]", new)
+                if(temp_code==code):
+                    raise Exception("Something went wrong: The code hasn't changed")
         
         return code