run scripts

run scripts

Co-authored-by: Dominik Demuth <dominik.demuth@physik.tu-darmstadt.de>
Reviewed-on: #291

src/gui_qt/main/management.py

@@ -1033,7 +1033,7 @@ class UpperManagement(QtCore.QObject):
             else:
                 data = self.data[sets[0]]
                 if isinstance(data.data, new_type):
-                    error_list.append(f'{data.name} is alreade of type {new_type.__name__}')
+                    error_list.append(f'{data.name} is already of type {new_type.__name__}')
                     continue
 
                 new_data = new_type(data.x, np.zeros(data.x.size))
@@ -1067,6 +1067,8 @@ class UpperManagement(QtCore.QObject):
 
     @QtCore.pyqtSlot(list, list, bool)
     def eval_expression(self, cmds: list, set_ids: list, overwrite: bool):
+        if self.namespace is None:
+            self.namespace = self.get_namespace()
         ns = self.namespace.flatten()
 
         if overwrite:
@@ -1099,13 +1101,28 @@ class UpperManagement(QtCore.QObject):
 
         if failures:
             err_msg = QtWidgets.QMessageBox(parent=self.sender())
-            err_msg.setText('One or more errors occured during evaluation.')
+            err_msg.setText('One or more errors occurred during evaluation.')
             err_msg.setDetailedText('\n'.join(f'{d.name} failed with error: {err.args}' for d, err in failures))
             err_msg.exec()
 
         self.sender().success = not failures
         self.sender().add_data(self.active_sets)
 
+    @QtCore.pyqtSlot(str)
+    def run_script(self, text):
+        self.namespace = self.get_namespace()
+        ns = self.namespace.flatten()
+        ns['return_list'] = []
+
+        # custom namespace must be available in global namespace of exec, otherwise imports do not work in functions
+        exec(text, ns, ns)
+
+        new_sets = []
+        for new_data in ns['return_list']:
+            new_sets.append(self.add(new_data))
+
+        self.newData.emit(new_sets, '')
+
     @QtCore.pyqtSlot(list, dict)
     def create_from_function(self, cmds: list, opts: dict):
         ns = dict(self.namespace.flatten())