applying yaml code to widget function works now

gui/installer.py

@@ -228,8 +228,8 @@ class CodeEditorWidget(QWidget):
             self.status_label.setText(self.status_editor_code_changed)
 
     def apply_code(self):
-        print("applying code")
-        pass
+        tapes = yaml.safe_load(self.editor.toPlainText())
+        self.parent.validation_widget.load_tapes(tapes)
 
 
 class TapeEditWidget(QWidget):
@@ -289,6 +289,12 @@ class TapeListWidget(QWidget):
     def append(self, widget):
         self.layout.addWidget(widget)
 
+    def clear(self):
+        for i, widget in enumerate(self.children()):
+            if i > 0:
+                self.layout.removeWidget(widget)
+                widget.deleteLater()
+
 
 class ValidationWidget(QWidget):
     def __init__(self, parent: QWidget):
@@ -296,7 +302,6 @@ class ValidationWidget(QWidget):
 
         self.parent = parent
 
-        self.tapes = self.load_tapes()
         self.transfer_to_code_pushbutton = QPushButton()
         self.transfer_to_code_pushbutton.setIcon(QIcon("./gui/icons/ic_keyboard_double_arrow_left_24px.svg"))
         self.transfer_to_code_pushbutton.setToolTip("Update the code")
@@ -327,10 +332,6 @@ class ValidationWidget(QWidget):
         self.validation_gbox = QGroupBox("Data validation")
         self.validation_gbox.setLayout(self.validation_vbox)
 
-        for i, tape in enumerate(self.tapes):
-            self.tape_list_widget.append(TapeEditWidget(tape, i))
-
-        self.jump_spinbox.setMaximum(i)
         self.jump_spinbox.valueChanged.connect(self.jump_to_tape)
 
         layout = QVBoxLayout(self)
@@ -338,13 +339,25 @@ class ValidationWidget(QWidget):
         self.setMinimumWidth(470)
         self.setMaximumWidth(470)
 
-        import tempfile
+        self.tapes = None
+        self.load_tapes_from_file()
 
-    def load_tapes(self):
+    def load_tapes_from_file(self):
         with open("./source/tapes.yaml", encoding="utf-8") as fp:
             tapes = yaml.safe_load(fp)
 
-        return tapes
+        self.load_tapes(tapes)
+
+    def load_tapes(self, tapes):
+        self.tapes = tapes
+
+        self.tape_list_widget.clear()
+        for i, tape in enumerate(self.tapes):
+            self.tape_list_widget.append(TapeEditWidget(tape, i))
+
+        self.jump_spinbox.setValue(0)
+        self.jump_spinbox.setMaximum(i)
+
 
     def save_tapes(self):
         yaml_text = yaml.safe_dump(self.tapes, sort_keys=False, allow_unicode=True).replace("\n-", "\n\n-")