[processing] Fix exception on completion of batch execution of

algorithm which has string or numeric outputs

python/plugins/processing/gui/BatchAlgorithmDialog.py

@@ -89,7 +89,7 @@ def runAlgorithm(self):
                 if not param.checkValueIsAcceptable(wrapper.parameterValue()):
                     self.messageBar().pushMessage("", self.tr('Wrong or missing parameter value: {0} (row {1})').format(
                         param.description(), row + 1),
-                        level=Qgis.Warning, duration=5)
+                                                  level=Qgis.Warning, duration=5)
                     return
                 col += 1
             count_visible_outputs = 0
@@ -112,7 +112,7 @@ def runAlgorithm(self):
                 else:
                     self.messageBar().pushMessage("", self.tr('Wrong or missing output value: {0} (row {1})').format(
                         out.description(), row + 1),
-                        level=Qgis.Warning, duration=5)
+                                                  level=Qgis.Warning, duration=5)
                     return
 
             alg_parameters.append(parameters)
@@ -139,8 +139,11 @@ def runAlgorithm(self):
             for count, parameters in enumerate(alg_parameters):
                 if feedback.isCanceled():
                     break
-                self.setProgressText(QCoreApplication.translate('BatchAlgorithmDialog', '\nProcessing algorithm {0}/{1}…').format(count + 1, len(alg_parameters)))
-                self.setInfo(self.tr('<b>Algorithm {0} starting&hellip;</b>').format(self.algorithm().displayName()), escapeHtml=False)
+                self.setProgressText(
+                    QCoreApplication.translate('BatchAlgorithmDialog', '\nProcessing algorithm {0}/{1}…').format(
+                        count + 1, len(alg_parameters)))
+                self.setInfo(self.tr('<b>Algorithm {0} starting&hellip;</b>').format(self.algorithm().displayName()),
+                             escapeHtml=False)
                 multi_feedback.setCurrentStep(count)
 
                 parameters = self.algorithm().preprocessParameters(parameters)
@@ -158,7 +161,9 @@ def runAlgorithm(self):
                 alg_start_time = time.time()
                 ret, results = execute(self.algorithm(), parameters, context, multi_feedback)
                 if ret:
-                    self.setInfo(QCoreApplication.translate('BatchAlgorithmDialog', 'Algorithm {0} correctly executed…').format(self.algorithm().displayName()), escapeHtml=False)
+                    self.setInfo(
+                        QCoreApplication.translate('BatchAlgorithmDialog', 'Algorithm {0} correctly executed…').format(
+                            self.algorithm().displayName()), escapeHtml=False)
                     feedback.pushInfo(
                         self.tr('Execution completed in {0:0.2f} seconds'.format(time.time() - alg_start_time)))
                     feedback.pushInfo(self.tr('Results:'))
@@ -209,5 +214,6 @@ def createSummaryTable(self, algorithm_results):
                         f.write('<p>{}: {}</p>\n'.format(out.description(), res[out.name()]))
             f.write('<hr>\n')
 
-        resultsList.addResult(self.algorithm().icon(),
-                              '{} [summary]'.format(self.algorithm().name()), outputFile)
+        resultsList.addResult(icon=self.algorithm().icon(),
+                              name='{} [summary]'.format(self.algorithm().name()), timestamp=time.localtime(),
+                              result=outputFile)