Modernize Python 2 code

hardware/firmware/audio_board/helpers/generate_mutes.py

@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 
+from __future__ import print_function
 channels = ['IN1', 'IN2', 'IN3', 'PC', 'USB1', 'USB2']
 buses = ['OUT1', 'OUT2', 'HP1', 'HP2', 'USB1', 'USB2']
 
@@ -28,7 +29,7 @@ def main():
     for i, ch in enumerate(channels):
         for j, bus in enumerate(buses):
             if not(mutes & mute_mask(i, j)):
-                print(ch, bus)
+                print((ch, bus))
 
 if __name__ == "__main__":
     main()

hardware/firmware/tools/audio_crashreport.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+from __future__ import print_function
 import serial
 import os.path
 import time
@@ -27,11 +28,11 @@
             line = ser.readline().decode()
             if "Check code" in line:
                 addr = line.split()[3]
-                print('Crash at', addr)
+                print(('Crash at', addr))
                 subprocess.run(['arm-none-eabi-addr2line','-f', '-e', args.elf, addr.strip()])
             elif 'mysketch' in line:
                 continue
             else:
-                print("::", line.strip())
+                print(("::", line.strip()))
     except Exception as e:
         time.sleep(1)

hardware/firmware/tools/osc_control.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+from __future__ import print_function
 import argparse
 import tabulate
 

hardware/frontplate/combine.py

@@ -4,6 +4,7 @@
 # - laserbed.svg exists and is a blank SVG of 350mm x 550mm
 # - arguments are basenames of SVG files of 40mm x 426.5mm (one per front plate)
 
+from __future__ import print_function
 import sys
 import svgutils.transform as svg
 

software/processdump/create_json.py

@@ -1,5 +1,6 @@
 #! /usr/bin/python
 
+from __future__ import print_function
 from slugify import slugify
 import json
 import os
@@ -12,21 +13,21 @@
 penta_url='https://archive.fosdem.org/2016/schedule/xml'
 outdir ='/tmp/jsonfiles'
 
-print "Checking if we have the schedule..."
+print("Checking if we have the schedule...")
 if os.path.isfile(os.path.basename(penta_url)):
     penta = os.path.basename(penta_url)
 else:
-    print "Getting the schedule..."
+    print("Getting the schedule...")
     penta = wget.download(penta_url)
 
-print "Parsing the schedule file..."
+print("Parsing the schedule file...")
 pentaparse = ET.parse(penta).getroot()
 
-print "Finding the talks to process into json files..."
+print("Finding the talks to process into json files...")
 talks = pentaparse.findall(".//event")
 
 for talk in talks:
-    print "Creating relevant file names for this talk..."
+    print("Creating relevant file names for this talk...")
     title = talk.find('title').text
     track = talk.find('track').text
     slug_track = slugify(track)
@@ -35,9 +36,9 @@
     track_dir = outdir + "/"+ slug_track
     jsonfilename = slug_title+ '.json'
 
-    print "Creating track_dir..."
+    print("Creating track_dir...")
     try:
-            os.makedirs(track_dir, 0755)
+            os.makedirs(track_dir, 0o755)
     except:
             pass
 

software/processdump/split_video.py

@@ -1,5 +1,6 @@
 #! /usr/bin/python
 
+from __future__ import print_function
 from PIL import Image
 from PIL import ImageFont
 from PIL import ImageDraw
@@ -28,21 +29,21 @@
     # FIXME. Do something
     sys.exit(1)
 
-print "Checking if we have the schedule..."
+print("Checking if we have the schedule...")
 if os.path.isfile(os.path.basename(penta_url)):
     penta = os.path.basename(penta_url)
 else:
-    print "Getting the schedule..."
+    print("Getting the schedule...")
     penta = wget.download(penta_url)
 
-print "Parsing the schedule file..."
+print("Parsing the schedule file...")
 pentaparse = ET.parse(penta).getroot()
 # FIXME Either keep the downloaded penta xml file and make sure it doesn't get downloaded again, or throw it out and always get a fresh one.
 
-print "Finding the talk to process..."
+print("Finding the talk to process...")
 talk = pentaparse.find(".//event[@id='"+data['event_id']+"']")
 
-print "Creating relevant file names for this talk..."
+print("Creating relevant file names for this talk...")
 title = talk.find('title').text
 track = talk.find('track').text
 slug_track = slugify(track)
@@ -60,44 +61,44 @@
 postrolltsname = postrollbasename+ '.ts'
 finalcut = outdir+ videobasename+ '.mp4'
 
-print "Creating tmpdir"
+print("Creating tmpdir")
 try:
-	os.makedirs(tmpdir, 0755)
+	os.makedirs(tmpdir, 0o755)
 except:
 	pass
 
-print "Creating outdir..."
+print("Creating outdir...")
 try:
-	os.makedirs(outdir, 0755)
+	os.makedirs(outdir, 0o755)
 except:
 	pass
 
-print "Getting list of speakers for this talk..."
+print("Getting list of speakers for this talk...")
 persons = [p.text for p in talk.find('persons')]
 personsline = ''
 for p in persons:
     personsline += p + '   '
 
-print "Grabbing the part of the video we need..."
+print("Grabbing the part of the video we need...")
 url = data['url'] + "?start=" + data['start'] + "&end=" + data['end']
 filename =  wget.download(url,out=nakedvideomp4name)
 
-print "Creating custom preroll image from talk metadata..."
+print("Creating custom preroll image from talk metadata...")
 img = Image.open("preroll.jpg")
 draw = ImageDraw.Draw(img)
 font = ImageFont.truetype("/usr/share/fonts/truetype/dejavu/DejaVuSansMono.ttf", 64)
 draw.text((0, 0),title,(0,0,0),font=font)
 draw.text((0, 100),personsline,(0,0,0),font=font)
 img.save(prerollimgname)
 
-print "Processing preroll and postroll images into video..." 
+print("Processing preroll and postroll images into video...") 
 subprocess.check_call(['ffmpeg', '-y', '-loop', '1' , '-i', prerollimgname, '-c:v', 'libx264', '-r', '25', '-frames:v',  '125', prerolltsname])
 subprocess.check_call(['ffmpeg', '-y', '-loop', '1' , '-i', "postroll.jpg", '-c:v', 'libx264', '-r', '25', '-frames:v',  '125', postrolltsname])
 
-print "Concatenating preroll, video and postroll..."
+print("Concatenating preroll, video and postroll...")
 subprocess.check_call(['ffmpeg', '-y', '-i', nakedvideomp4name, '-c', 'copy', nakedvideotsname])
 concatcommand = 'ffmpeg -y -f mpegts -i "concat:'+prerolltsname+ '|'+ nakedvideotsname+ '|'+ postrolltsname+'" -c copy -bsf:a aac_adtstoasc '+ finalcut
 subprocess.check_call(concatcommand, shell=True)
 
-print "Cleaning up temporary directory..."
+print("Cleaning up temporary directory...")
 shutil.rmtree(tmpdir)