Make the reset script work for both python2 and python3

Make the reset script work for both python2 and python3 by putting brackets around print statements and properly encoding the string sent with ser.write

Signed-off-by: Hanspeter Portner <[email protected]>

support/scripts/reset.py

@@ -37,12 +37,12 @@ def choose_path(possible_paths):
     elif len(possible_paths) == 1:
         return possible_paths[0]
     else:
-        print 'Found multiple candidates for the Maple device:'
+        print ('Found multiple candidates for the Maple device:')
         return choose_among_options(possible_paths)
 
 def choose_among_options(options):
     for (i,p) in enumerate(options):
-        print '\t%d. %s' % (i+1, p)
+        print ('\t%d. %s' % (i+1, p))
 
     prompt = 'Enter a number to select one, or q to quit: '
     while True:
@@ -63,12 +63,12 @@ def choose_among_options(options):
 plat_bits = platform.architecture()[0]
 if plat_sys == 'Linux':
     if plat_bits == '64bit':
-        print 'You appear to be using 64-bit Linux. Let us know if this works.'
+        print ('You appear to be using 64-bit Linux. Let us know if this works.')
     maple_path = unix_get_maple_path('ttyACM')
     # fall back on /dev/maple if that doesn't work
     if maple_path is None:
         maple_path = '/dev/maple'
-        print 'Could not find Maple serial port; defaulting to /dev/maple.'
+        print ('Could not find Maple serial port; defaulting to /dev/maple.')
 elif plat_sys == 'Darwin':
     maple_path = unix_get_maple_path('tty.usbmodem')
 elif plat_sys == 'Windows':
@@ -78,17 +78,17 @@ def choose_among_options(options):
                            "the path to the Maple's serial port device file:")
 
 if maple_path is None:
-    print 'Could not find the Maple serial port for reset.', \
+    print ('Could not find the Maple serial port for reset.', \
         'Perhaps this is your first upload, or the board is already', \
-        'in bootloader mode.'
-    print
-    print "If your sketch doesn't upload, try putting your Maple", \
+        'in bootloader mode.')
+    print ()
+    print ("If your sketch doesn't upload, try putting your Maple", \
         'into bootloader mode manually by pressing the RESET button', \
         'then letting it go and quickly pressing button BUT', \
-        '(hold for several seconds).'
+        '(hold for several seconds).')
     sys.exit()
 
-print 'Using %s as Maple serial port' % maple_path
+print ('Using %s as Maple serial port' % maple_path)
 
 try:
     ser = serial.Serial(maple_path, baudrate=115200, xonxoff=1)
@@ -110,7 +110,7 @@ def choose_among_options(options):
         time.sleep(0.01)
         ser.setDTR(0)
         time.sleep(0.01)
-        ser.write("1EAF")
+        ser.write("1EAF".encode("ascii"))
 
         # Windows quirk: delay a bit before proceeding
         if plat_sys == 'Windows': time.sleep(0.5)
@@ -119,6 +119,6 @@ def choose_among_options(options):
         ser.close()
 
 except Exception as e:
-    print 'Failed to open serial port %s for reset' % maple_path
+    print ('Failed to open serial port %s for reset' % maple_path)
     sys.exit()