old_contents: #!/usr/bin/env python
  
  # This will generate a test suite.
  # Based on code from python-sha3.
  
  def generate():
      FILES = [
          ('test/data/ShortMsgKAT_224.txt', 224),
          ('test/data/ShortMsgKAT_256.txt', 256),
          ('test/data/ShortMsgKAT_384.txt', 384),
          ('test/data/ShortMsgKAT_512.txt', 512),
          ('test/data/LongMsgKAT_224.txt', 224),
          ]
  
      print """
  // This file generated by generate_tests.py
  
  var assert = require('assert');
  var SHA3 = require('./../build/Release/sha3');
  
  """
  
      for path, hashlen in FILES:
          contents = file(path).read().split('Len = ')
          for test in contents:
              lines = test.split('\n')
              if lines and len(lines) and not lines[0].startswith('#'):
                  length = int(lines[0])
                  if length % 8 == 0 and length != 0:
                      msg = lines[1].split(' = ')[-1].lower()
                      md = lines[2].split(' = ')[-1].lower()
                      name = path.split('/')[-1].split('.')[0]
  
                      print """// %s %s
          inst = new SHA3.SHA3Hash(%s);
          inst.update(new Buffer(%r, 'hex'));
          assert.equal(inst.digest('hex'), %r);
          process.stdout.write(".");
  
  """ % (name, length, hashlen, msg, md)
  
      print 'process.stdout.write("\\n");'
  
  if __name__ == '__main__':
      generate()
  
new_contents: #!/usr/bin/env python
  
  # This will generate a test suite.
  # Based on code from python-sha3.
  
  def generate():
      FILES = [
          ('test/data/ShortMsgKAT_224.txt', 224),
          ('test/data/ShortMsgKAT_256.txt', 256),
          ('test/data/ShortMsgKAT_384.txt', 384),
          ('test/data/ShortMsgKAT_512.txt', 512),
          ('test/data/LongMsgKAT_224.txt', 224),
          ]
  
      print """
  // This file generated by generate_tests.py
  
  var assert = require('assert');
  var SHA3 = require('./../build/Release/sha3');
  var inst;
  
  """
  
      for path, hashlen in FILES:
          contents = file(path).read().split('Len = ')
          for test in contents:
              lines = test.split('\n')
              if lines and len(lines) and not lines[0].startswith('#'):
                  length = int(lines[0])
                  if length % 8 == 0 and length != 0:
                      msg = lines[1].split(' = ')[-1].lower()
                      md = lines[2].split(' = ')[-1].lower()
                      name = path.split('/')[-1].split('.')[0]
  
                      print """// %s %s
          inst = new SHA3.SHA3Hash(%s);
          inst.update(new Buffer(%r, 'hex'));
          assert.equal(inst.digest('hex'), %r);
          process.stdout.write(".");
  
  """ % (name, length, hashlen, msg, md)
  
      print 'process.stdout.write("\\n");'
  
  if __name__ == '__main__':
      generate()
  
subject: Use `var` in the generated python tests.