command = 'magick'
fout = os.popen('magick -version 2>&1')
output = fout.readline()
-if fout.close() != None:
+if fout.close() is not None:
# older versions
# caution: windows has a convert.exe for converting file systems
command = 'convert'
im = False
gm = False
-if version != None:
+if version is not None:
major = int(version.group(1))
minor = int(version.group(2))
patch = int(version.group(3))
# Try GraphicsMagick
re_version = re.compile(r'^GraphicsMagick.*http:..www.GraphicsMagick.org.*$')
version = re_version.match(output)
- if version != None:
+ if version is not None:
gm = True
# we need version to be a valid integer 3-tuple
version = (1,0,0)
# print (command, sys.argv[2], sys.argv[4], file= sys.stdout)
if (im or gm) and os.system(r'%s %s "%s" %s "%s"' % (command, sopts, sys.argv[2], topts, sys.argv[3] + ':' + sys.argv[4])) != 0:
- print (sys.argv[0], 'ERROR', file= sys.stderr)
- print ('Execution of "%s" failed.' % command, file= sys.stderr)
+ print(sys.argv[0], 'ERROR', file= sys.stderr)
+ print('Execution of "%s" failed.' % command, file= sys.stderr)
sys.exit(1)
elif not im and not gm and sys.platform == 'darwin' and os.system(r'%s "%s" "%s"' % (command, sys.argv[2], sys.argv[4])) != 0:
- print (sys.argv[0], 'ERROR', file= sys.stderr)
- print ('Execution of "%s" failed.' % command, file= sys.stderr)
+ print(sys.argv[0], 'ERROR', file= sys.stderr)
+ print('Execution of "%s" failed.' % command, file=sys.stderr)
sys.exit(1)