diff --git a/wmdocklib/pywmhelpers.py b/wmdocklib/pywmhelpers.py
index 1ea50d5..ac79eac 100644
--- a/wmdocklib/pywmhelpers.py
+++ b/wmdocklib/pywmhelpers.py
@@ -26,14 +26,14 @@ Some changes to handle the additional event handling in pywmgeneral
 First workingish version
 """
 
-import os, re, types
-import ConfigParser
+import os, re
+import configparser
 
 charset_start = None
 charset_width = None
 pattern_start = None
 
-import pywmgeneral
+import wmdocklib.pywmgeneral as pywmgeneral
 defaultRGBFileList = [
     '/etc/X11/rgb.txt',
     '/usr/lib/X11/rgb.txt',
@@ -55,10 +55,10 @@ def readConfigFile(fileName, errOut):
             errOut.write(
                 'Configuration file is not readable. Using defaults.\n')
         return {}
-    cp = ConfigParser.ConfigParser()
+    cp = configparser.ConfigParser()
     try:
         cp.read(fileName)
-    except ConfigParser.Error, e:
+    except configparser.Error as e:
         if errOut:
             errOut.write('Error in configuration file:\n')
             errOut.write(str(e) + '\nUsing defaults.')
@@ -75,7 +75,7 @@ def getCenterStartPos(s, areaWidth, offset):
     """Get the x starting position if we want to paint s centred."""
     w = len(s) * char_width
     textArea = areaWidth - offset * 2 - 1
-    return (textArea - w) / 2
+    return (textArea - w) // 2
 
 def addChar(ch, x, y, xOffset, yOffset, width, height, drawable=None):
     """Paint the character ch at position x, y in the window.
@@ -102,13 +102,13 @@ def addChar(ch, x, y, xOffset, yOffset, width, height, drawable=None):
     pos = (ord(ch)-32) * char_width
     # translate pos into chX, chY, rolling back and down each linelength
     # bits.  character definition start at row 64, column 0.
-    chY = (pos / linelength) * char_height + charset_start
+    chY = (pos // linelength) * char_height + charset_start
     chX = pos % linelength
     targX = x + xOffset
     targY = y + yOffset
     chW = char_width
     if ch in "',.:;":
-        chW = char_twidth
+        chW =char_twidth
     if drawable is None:
         pywmgeneral.copyXPMArea(chX, chY, chW, char_height, targX, targY)
     else:
@@ -131,7 +131,7 @@ def getVertSpacing(numLines, margin, height, yOffset):
     
     margin is the space we want between the first line and the top."""
     h = height - (numLines * char_height + 1) - yOffset * 2 - margin
-    return h / (numLines - 1)
+    return h // (numLines - 1)
 
 
 def readXPM(fileName):
@@ -145,8 +145,8 @@ def readXPM(fileName):
     Raise IOError if we run into trouble when trying to read the file.  This
     function has not been tested extensively.  do not try to use more than 
     """
-    f = file(fileName, 'r')
-    lines = [l.rstrip('\n') for l in f.readlines()]
+    with open(fileName, 'r') as f:
+        lines = [l.rstrip('\n') for l in f.readlines()]
     s = ''.join(lines)
     res = []
     while 1:
@@ -260,7 +260,7 @@ def initPixmap(background=None,
             ] + [
             ' '*width for item in range(margin)
             ]
-    elif isinstance(background, types.ListType) and not isinstance(background[0], types.StringTypes):
+    elif isinstance(background, list) and not isinstance(background[0], str):
         nbackground = [[' ']*width for i in range(height)]
         for ((left, top),(right, bottom)) in background:
             for x in range(left, right+1):
@@ -329,7 +329,7 @@ def initPixmap(background=None,
             origRgb = [int(origColor[i*2:i*2+2],16)/256. for i in range(3)]
             intensity = sum(origRgb) / 3
             newRgb = [i * intensity + base for i,base in zip(fg_vec, bg_point)]
-            new_font_palette[k] = '#'+''.join(["%02x"%i for i in newRgb])
+            new_font_palette[k] = '#'+''.join(["%02x"%int(i) for i in newRgb])
         
         return new_font_palette
         
@@ -364,10 +364,10 @@ def initPixmap(background=None,
         for line in fontdef
         ]
     if debug:
-        print '/* XPM */\nstatic char *_x_[] = {'
+        print('/* XPM */\nstatic char *_x_[] = {')
         for item in xpm:
-            print '"%s",' % item
-        print '};'
+            print('"%s",' % item)
+        print('};')
     pywmgeneral.includePixmap(xpm)
     return char_width, char_height
 
@@ -436,9 +436,8 @@ def getColorCode(colorName, rgbFileName=None):
     if rgbFileName is None:
         raise ValueError('cannot find rgb file')
 
-    f = file(rgbFileName, 'r')
-    lines = f.readlines()
-    f.close()
+    with open(rgbFileName, 'r') as f:
+        lines = f.readlines()
     for l in lines:
         if l[0] != '!':
             words = l.split()