[app] starting repos with as a thread

pyrelacs/app.py

@@ -93,6 +93,21 @@ class PyRelacs(QMainWindow):
 
     def run_repro(self, n, fn):
         self.text.appendPlainText(f"started Repro {n}, {fn}")
+        worker = Worker(self.repros.run_repro, n, fn)
+        worker.signals.result.connect(self.print_output)
+        worker.signals.finished.connect(self.thread_complete)
+        worker.signals.progress.connect(self.progress_fn)
+
+        self.threadpool.start(worker)
+
+    def print_output(self, s):
+        print(s)
+
+    def thread_complete(self):
+        print("THREAD COMPLETE!")
+
+    def progress_fn(self, n):
+        print("%d%% done" % n)
 
 
 def main():
@@ -114,7 +129,7 @@ def main():
     window.resize(width, height)
     window.move(x, y)
     window.show()
-    app.exec()
+    exit_code = app.exec()
 
     # store window position and size
     pos = window.pos()
@@ -126,4 +141,5 @@ def main():
 
 
 if __name__ == "__main__":
-    main()
+    main()
+