Add shortcut.py to produce lnk files.

Thanks to winshell.

shortcut.py

@@ -0,0 +1,55 @@
+import argparse
+import sys
+import winshell
+
+from voussoirkit import pathclass
+
+def shortcut(lnk_name, target, start_in=None, icon=None):
+    lnk = pathclass.Path(lnk_name)
+    if lnk.extension != 'lnk':
+        lnk = lnk.add_extension('lnk')
+
+    lnk.assert_not_exists()
+
+    target = pathclass.Path(target)
+    target.assert_exists()
+
+    if start_in is not None:
+        start_in = pathclass.Path(start_in)
+        start_in.assert_is_directory()
+
+    if icon is not None:
+        icon = pathclass.Path(icon)
+        icon.assert_is_file()
+
+    lnk = winshell.Shortcut(lnk.absolute_path)
+    lnk.path = target.absolute_path
+    if start_in is not None:
+        lnk.working_directory = start_in.absolute_path
+    if icon is not None:
+        lnk.icon_location = (icon.absolute_path, 0)
+
+    lnk.write()
+
+def shortcut_argparse(args):
+    return shortcut(
+        lnk_name=args.lnk_name,
+        target=args.target,
+        start_in=args.start_in,
+        icon=args.icon,
+    )
+
+def main(argv):
+    parser = argparse.ArgumentParser(description=__doc__)
+
+    parser.add_argument('lnk_name')
+    parser.add_argument('target')
+    parser.add_argument('--start_in', '--start-in', '--startin', dest='start_in', default=None)
+    parser.add_argument('--icon', dest='icon', default=None)
+    parser.set_defaults(func=shortcut_argparse)
+
+    args = parser.parse_args(argv)
+    return args.func(args)
+
+if __name__ == '__main__':
+    raise SystemExit(main(sys.argv[1:]))