diff --git a/scripts/pyaccuwage-checkseq b/scripts/pyaccuwage-checkseq
index 194a014..d874b8e 100755
--- a/scripts/pyaccuwage-checkseq
+++ b/scripts/pyaccuwage-checkseq
@@ -1,5 +1,6 @@
 #!/usr/bin/env python
 from pyaccuwage import model as pyaccuwagemodel
+from pyaccuwage.modeldef import ModelDefParser, ClassEntryCommentSequence
 import argparse
 import sys
 import os
@@ -15,86 +16,5 @@ parser.add_argument("-i", "--input",
 
 args = parser.parse_args()
 
-class ClassEntry(object):
-    re_rangecomment = re.compile('#\s+(\d+)\-?(\d*)$')
-
-    def __init__(self, classname, line):
-        self.classname = classname,
-        self.line = line
-        self.lines = []
-
-    def add_line(self, line):
-        self.lines.append(line)
-
-    def validate(self):
-        i = 0
-        for (line_no, line) in enumerate(self.lines):
-            match = self.re_rangecomment.search(line)
-            if match:
-                (a, b) = match.groups()
-                a = int(a)
-
-                if (i + 1) != a:
-                    line_number = self.line + line_no
-                    print("ERROR\tline:%d\tnear:%s\texpected:%d\tsaw:%d" % (line_number, line.split(' ')[0].strip(), i+1, a))
-
-                i = int(b) if b else a
-
-class ModelDefParser(object):
-    re_triplequote = re.compile('"""')
-    re_whitespace = re.compile("^(\s*)[^\s]+")
-    re_classdef = re.compile(r"^\s*class\s(.*)\((.*)\):\s*$")
-
-    def __init__(self, infile):
-        self.infile = infile
-        self.line = 0
-
-    def endclass(self):
-        if self.current_class:
-            self.current_class.validate()
-            self.current_class = None
-
-    def beginclass(self, classname, line):
-        self.current_class = ClassEntry(classname, line)
-
-    def parse(self):
-        infile = self.infile
-        whitespace = 0
-        in_block_comment = False
-        self.current_class = None
-
-        for line in infile:
-            self.line += 1
-
-            if line.startswith('#'):
-                continue
-
-            if self.re_triplequote.search(line):
-                in_block_comment = not in_block_comment
-
-            if in_block_comment:
-                continue
-
-            match_whitespace = self.re_whitespace.match(line)
-            if match_whitespace:
-                match_whitespace = len(match_whitespace.groups()[0])
-            else:
-               match_whitespace = 0
-
-            classmatch = self.re_classdef.match(line)
-            if classmatch:
-                classname, subclass = classmatch.groups()
-                self.beginclass(classname, self.line)
-                continue
-
-            if match_whitespace < whitespace:
-                whitespace = match_whitespace
-                self.endclass()
-                continue
-
-            if self.current_class:
-                whitespace = match_whitespace
-                self.current_class.add_line(line)
-
-parser = ModelDefParser(args.input[0])
+parser = ModelDefParser(args.input[0], ClassEntryCommentSequence)
 parser.parse()
diff --git a/scripts/pyaccuwage-genfieldfill b/scripts/pyaccuwage-genfieldfill
new file mode 100755
index 0000000..2e0e214
--- /dev/null
+++ b/scripts/pyaccuwage-genfieldfill
@@ -0,0 +1,51 @@
+#!/usr/bin/env python
+from pyaccuwage import model as pyaccuwagemodel
+from pyaccuwage.modeldef import ModelDefParser, ClassEntryCommentSequence
+import argparse
+import sys
+import os
+import re
+
+
+class ModelDefFFParser(ModelDefParser):
+	def __init__(self, infile, entryclass, wantedclass = None):
+		super(ModelDefFFParser, self).__init__(infile, entryclass)
+		self.wantedclass = wantedclass
+
+	def endclass(self):
+		if self.current_class:
+			if not self.wantedclass or self.wantedclass in self.current_class.classname:
+				self.current_class.process()
+			self.current_class = None
+
+class ClassEntryFieldFill(ClassEntryCommentSequence):
+	def process(self):
+		print("def s(k,v):\n\tgetattr(record, k).value = v\n")
+		for line in self.lines:
+			parts = line.strip().split()
+			if parts and not parts[0].startswith('blank'):
+				print( ("s('%s'," % parts[0]).ljust(50) + ')')
+
+
+parser = argparse.ArgumentParser(
+	description="Generate prototype field filling commands from pyaccuwage model definition."
+	)
+
+parser.add_argument("-i", "--input",
+	nargs=1,
+	required=True,
+	metavar="file",
+	type=argparse.FileType('r'),
+	help="Source file to generate")
+
+parser.add_argument("-c", "--classname",
+	nargs=1,
+	required=False,
+	metavar="string",
+	default="",
+	help="Specific model to generate field fills from")
+
+args = parser.parse_args()
+
+parser = ModelDefFFParser(args.input[0], ClassEntryFieldFill, args.classname[0])
+parser.parse()
diff --git a/setup.py b/setup.py
index 9cd57e4..30a137c 100644
--- a/setup.py
+++ b/setup.py
@@ -2,6 +2,11 @@ from distutils.core import setup
 setup(name='pyaccuwage',
     version='0.2012.1',
     packages=['pyaccuwage'],
-    scripts=['scripts/pyaccuwage-parse', 'scripts/pyaccuwage-pdfparse', 'scripts/pyaccuwage-checkseq'],
+    scripts=[
+		'scripts/pyaccuwage-parse',
+		'scripts/pyaccuwage-pdfparse',
+		'scripts/pyaccuwage-checkseq',
+		'scripts/pyaccuwage-genfieldfill'
+		],
     zip_safe=True,
     )