tweak log progressbar

scripts/imager.py

@@ -35,7 +35,18 @@ def dd_linux():
     command = ['dd', input, output, "bs=1M", "oflag=sync"]
     log("Executing ==> " + " ".join(command))
     dd_process = subprocess.Popen(command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=False)
-    pbar = progressbar.ProgressBar(maxval=100).start()  # bar = progressbar.ProgressBar(redirect_stdout=True)
+
+    # bar = progressbar.ProgressBar(redirect_stdout=True)
+    pbar = progressbar.ProgressBar(
+            maxval=100,
+            widgets=[
+                ' ',
+                progressbar.widgets.Bar(marker='=', left='[', right=']'),
+                ' ',
+                progressbar.widgets.Percentage()
+            ]
+    ).start()
+
     while dd_process.poll() is None:
         time.sleep(1)  # If this time delay is not given, the Popen does not execute the actual command
         dd_process.send_signal(signal.SIGUSR1)