diff --git a/scripts/conv_rle.py b/scripts/conv_rle.py
index 5edf65c..96f71aa 100644
--- a/scripts/conv_rle.py
+++ b/scripts/conv_rle.py
@@ -4,15 +4,15 @@ import sys
 import time
 import shutil
 
-LEN = 2**16
+LEN = 2 ** 16
 huffman = False
-TARGET=os.getcwd()
-SOURCE=sys.argv[1]
+TARGET = os.getcwd()
+SOURCE = sys.argv[1]
+LOC = os.path.dirname(os.path.realpath(__file__))
+HUFFMAN_ENCODER = os.path.join(LOC, "..", "tools", "huffman", "huffman-encode")
 
-HUFFMAN_ENCODER="/Users/david/Devel/arch/avr/code/quickdev16/packages/huffman/huffman-encode"
-
-data = open(SOURCE,"r").read()
-print "Load %s, %i bytes" % (SOURCE,len(data))
+data = open(SOURCE, "r").read()
+print "Load %s, %i bytes" % (SOURCE, len(data))
 data = data[:LEN]
 print "Use %i bytes" % (len(data))
 data = binascii.rlecode_hqx(data)
@@ -21,33 +21,30 @@ print "RLE crunch (%i) bytes" % (len(data))
 rle_size = len(data)
 huffman_size = 0
 
-if huffman == True:
-    binfile = open("/tmp/loader.rle","w")
+if huffman:
+    binfile = open("/tmp/loader.rle", "w")
     binfile.write(data)
     binfile.close()
 
     cmd = "%s /tmp/loader.rle" % HUFFMAN_ENCODER
     print cmd
     os.system(cmd)
-    data = open("/tmp/loader.rle.hfm","r").read()
+    data = open("/tmp/loader.rle.hfm", "r").read()
     print "HUFFMAN crunch (%i) bytes" % (len(data))
     huffman_size = len(data)
     os.unlink("/tmp/loader.rle")
     os.unlink("/tmp/loader.rle.hfm")
 
-
-cfile = open("/tmp/loader.c","w")
-hfile = open("/tmp/loader.h","w")
-
+cfile = open("/tmp/loader.c", "w")
+hfile = open("/tmp/loader.h", "w")
 parts = []
-cnt = len(data) / ((2**15) -1 )
-r = len(data) - (cnt * ((2**15) -1))
+cnt = len(data) / ((2 ** 15) - 1)
+r = len(data) - (cnt * ((2 ** 15) - 1))
 for i in range(0, cnt):
-    parts.append(((2**15) -1 ))
+    parts.append(((2 ** 15) - 1))
 parts.append(r)
-
 hfile.write('''/*
-File: %s 
+File: %s
 Time: %s
 */
 #ifndef __FIFO_H__
@@ -57,65 +54,63 @@ Time: %s
 #define ROM_RLE_SIZE     %i
 #define ROM_BUFFER_CNT   %i
 
-''' % (os.path.basename(SOURCE),time.strftime("%a, %d %b %Y %H:%M:%S", 
-        time.localtime()), huffman_size, rle_size,len(parts)))
-
-
-for idx,val in enumerate(parts):
-    hfile.write('#define ROM_BUFFER_SIZE%02i  %i\n' % (idx+1,val))
-
+''' % (
+    os.path.basename(SOURCE),
+    time.strftime("%a, %d %b %Y %H:%M:%S", time.localtime()),
+    huffman_size,
+    rle_size,
+    len(parts)
+))
 
+for idx, val in enumerate(parts):
+    hfile.write('#define ROM_BUFFER_SIZE%02i  %i\n' % (idx + 1, val))
 hfile.write('\n#endif\n')
 hfile.close()
 cfile.write('''/*
-File: %s 
+File: %s
 Time: %s
 */
-#include <avr/pgmspace.h>       
-#include <loader.h>       
+#include <avr/pgmspace.h>
+#include <loader.h>
 ''')
 
-
 addr = 0
-for idx,val in enumerate(parts):
+for idx, val in enumerate(parts):
     cfile.write('''
 const char _rom%02i[ROM_BUFFER_SIZE%02i] PROGMEM = {
-''' % (idx+1,idx+1))
-    l = addr     
+''' % (idx + 1, idx + 1))
+    l = addr
     h = addr + parts[idx]
-    addr+= parts[idx]
-    for idx,c in enumerate(data[l:h]):
+    addr += parts[idx]
+    for idx, c in enumerate(data[l:h]):
         c = ord(c)
-        if idx<len(data)-1:
+        if idx < len(data) - 1:
             cfile.write("0x%02x," % c)
         else:
             cfile.write("0x%02x" % c)
-        if idx and idx%16==0:
+        if idx and idx % 16 == 0:
             cfile.write("\n")
     cfile.write('''
     };
 ''')
 
 cfile.write('PGM_VOID_P _rom[ROM_BUFFER_CNT]= {')
-for idx,val in enumerate(parts):
-    if idx<len(parts)-1:
-        cfile.write('''&_rom%02i,''' % (idx+1))
+for idx, val in enumerate(parts):
+    if idx < len(parts) - 1:
+        cfile.write('''&_rom%02i,''' % (idx + 1))
     else:
-        cfile.write('''&_rom%02i''' % (idx+1))
+        cfile.write('''&_rom%02i''' % (idx + 1))
 cfile.write('''};
 ''')
 
 cfile.write('const int _rom_size[ROM_BUFFER_CNT] = {')
-for idx,val in enumerate(parts):
-    if idx<len(parts)-1:
+for idx, val in enumerate(parts):
+    if idx < len(parts) - 1:
         cfile.write('''%i,''' % (val))
     else:
         cfile.write('''%i''' % (val))
 cfile.write('''};
 ''')
-        
 cfile.close()
-
-shutil.copy("/tmp/loader.c", os.path.join(TARGET,"loader.c"))
-shutil.copy("/tmp/loader.h", os.path.join(TARGET,"loader.h"))
-
+shutil.copy("/tmp/loader.c", os.path.join(TARGET, "loader.c"))
+shutil.copy("/tmp/loader.h", os.path.join(TARGET, "loader.h"))