First pass at switching to distutils

[gonvert] / support / scale.py

diff --git a/support/scale.py b/support/scale.py
new file mode 100755 (executable)
index 0000000..f9eb784
--- /dev/null
+++ b/support/scale.py
@@ -0,0 +1,53 @@
+#!/usr/bin/env python
+
+from __future__ import with_statement
+from __future__ import division
+
+import os
+import logging
+
+from PIL import Image
+
+
+_moduleLogger = logging.getLogger(__name__)
+
+
+def main(args):
+       import optparse
+       parser = optparse.OptionParser()
+       parser.add_option(
+               "--input", dest="input",
+               help="Input image to scale", metavar="INPUT"
+       )
+       parser.add_option(
+               "--output", dest="output",
+               help="Scaled image", metavar="OUTPUT"
+       )
+       parser.add_option(
+               "--size", dest="size",
+               help="Icon size", metavar="SIZE"
+       )
+       options, positional  = parser.parse_args(args)
+       if positional:
+               parser.error("No positional arguments supported")
+       if None in [options.input, options.output, options.size]:
+               parser.error("Missing argument")
+       if options.size == "guess":
+               parts = reversed(os.path.split(options.output))
+               for part in parts:
+                       try:
+                               options.size = int(part)
+                               _moduleLogger.info("Assuming image size of %r" % options.size)
+                               break
+                       except ValueError:
+                               pass
+
+       icon = Image.open(options.input)
+       icon.thumbnail((options.size, options.size), Image.ANTIALIAS)
+       icon.save(options.output)
+
+
+if __name__ == "__main__":
+       import sys
+       retcode = main(sys.argv[1:])
+       sys.exit(retcode)