posts:xmodmap:gen_sampler.py: update to Python 3.

diff --git a/posts/Xmodmap/gen_sampler.py b/posts/Xmodmap/gen_sampler.py
index f65b7d3e024ea7858abfeff6cf224837ec5915ce..07341e3e833b94c5acf073ebc8606b2776ea69db 100755 (executable)
--- a/posts/Xmodmap/gen_sampler.py
+++ b/posts/Xmodmap/gen_sampler.py
@@ -1,12 +1,29 @@
-#!/usr/bin/env python
-# Generate a unicode sampler from an Xmodmap file
+#!/usr/bin/env python3
+#
+# Copyright (C) 2010-2012  W. Trevor King
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+"""Generate a unicode sampler from an Xmodmap file
+"""
 
 ENCODING = 'utf-8'
 XKEYSIMDEF_H = "/usr/include/X11/keysymdef.h"
 
 
 def sample(lines, keysyms):
-    """Conver lines from an Xmodmap file to sampler lines."""
+    """Convert lines from an Xmodmap file to sampler lines."""
     for line in lines:
         # parse line
         line = line.strip()
@@ -31,8 +48,8 @@ def sample(lines, keysyms):
                 keys[i] = keysyms[key]
                 continue
             assert key.startswith('U'), key
-            key = r'\u'+key[len('U'):]
-            keys[i] = unicode(key, 'unicode escape')
+            codepoint = int(key[len('U'):], 16)
+            keys[i] = chr(codepoint)
 
         line = (' '.join([key or ' ' for key in keys])).rstrip()
         if len(line) > 0:
@@ -59,8 +76,8 @@ def read_keysyms(file=None):
             if not codepoint.startswith('U+'):
                 codepoint = None
             else:
-                codepoint = r'\u'+codepoint[len('U+'):]
-                codepoint = unicode(codepoint, 'unicode escape')
+                codepoint = int(codepoint[len('U+'):], 16)
+                codepoint = chr(codepoint)
         else:
             codepoint = None  # keysym to unicode mapping not well defined
         keysyms[keysym] = codepoint
@@ -68,6 +85,7 @@ def read_keysyms(file=None):
 
 
 if __name__ == '__main__':
+    import io
     import sys
     import time
 
@@ -77,8 +95,10 @@ if __name__ == '__main__':
     lines = open(xmodmap_filename, 'r').readlines()
     #lines = sample(lines, keysyms)
     lines = sorted(sample(lines, keysyms))
-    print 'These characters are bound in my current .Xmodmap'
-    print '(%s)' % time.asctime()
-    print ''
+    out = io.TextIOWrapper(sys.stdout.buffer, ENCODING)
+    out.write('These characters are bound in my current .Xmodmap\n')
+    out.write('({})\n'.format(time.asctime()))
+    out.write('\n')
     for line in lines:
-        print line.encode(ENCODING)
+        out.write(line)
+        out.write('\n')