Merge pull request #40 from arduino/fw_update_fixes

mod: separated reload_modules.py from update_firmware.py so it is ali…

Author: eigen-value

examples/reload_modules.py

@@ -0,0 +1,14 @@
+import sys
+
+def reload_modules():
+    to_be_reloaded = []
+
+    for m in sys.modules:
+        to_be_reloaded.append(m)
+        del sys.modules[m]
+
+    for m in to_be_reloaded:
+        exec(f'import {m}')
+
+
+reload_modules()

examples/update_firmware.py

@@ -0,0 +1,8 @@
+from arduino_alvik import update_firmware
+
+# this is a patch to fix possible running threads on Alvik
+from arduino_alvik import ArduinoAlvik
+alvik = ArduinoAlvik()
+alvik.stop()
+
+update_firmware('/firmware.bin')