old_contents: '''
  Module for creating entry points and scripts for PyPI packages.
  '''
  
  from __future__ import absolute_import, division, print_function
  
  import re
  import os
  import sys
  import shutil
  from os.path import dirname, isdir, join
  
  from conda_build.config import config
  
  
  
  PY_TMPL = """\
  if __name__ == '__main__':
      import sys
      from %s import %s
  
      sys.exit(%s())
  """
  
  bin_dirname = 'Scripts' if sys.platform == 'win32' else 'bin'
  
  entry_pat = re.compile('\s*([\w\-\.]+)\s*=\s*([\w.]+):(\w+)\s*$')
  
  
  def iter_entry_points(items):
      for item in items:
          m = entry_pat.match(item)
          if m is None:
              sys.exit("Error cound not match entry point: %r" % item)
          yield m.groups()
  
  
  def create_entry_point(path, module, func):
      pyscript = PY_TMPL % (module, func, func)
      if sys.platform == 'win32':
          with open(path + '-script.py', 'w') as fo:
              fo.write(pyscript)
          shutil.copyfile(join(dirname(__file__),
                               'cli-%d.exe' % (8 * tuple.__itemsize__)),
                          path + '.exe')
      else:
          with open(path, 'w') as fo:
              fo.write('#!%s\n' % config.build_python)
              fo.write(pyscript)
          os.chmod(path, int('755', 8))
  
  
  def create_entry_points(items):
      if not items:
          return
      bin_dir = join(config.build_prefix, bin_dirname)
      if not isdir(bin_dir):
          os.mkdir(bin_dir)
      for cmd, module, func in iter_entry_points(items):
          create_entry_point(join(bin_dir, cmd), module, func)
  
  
  def prepend_bin_path(env, prefix):
      env['PATH'] = join(prefix, bin_dirname) + os.pathsep + env['PATH']
      if sys.platform == "win32":
          env['PATH'] = join(prefix, "Library", "bin") + os.pathsep + env['PATH']
      return env
  
new_contents: '''
  Module for creating entry points and scripts for PyPI packages.
  '''
  
  from __future__ import absolute_import, division, print_function
  
  import re
  import os
  import sys
  import shutil
  from os.path import dirname, isdir, join
  
  from conda_build.config import config
  
  
  
  PY_TMPL = """\
  if __name__ == '__main__':
      import sys
      from %s import %s
  
      sys.exit(%s())
  """
  
  bin_dirname = 'Scripts' if sys.platform == 'win32' else 'bin'
  
  entry_pat = re.compile('\s*([\w\-\.]+)\s*=\s*([\w.]+):(\w+)\s*$')
  
  
  def iter_entry_points(items):
      for item in items:
          m = entry_pat.match(item)
          if m is None:
              sys.exit("Error cound not match entry point: %r" % item)
          yield m.groups()
  
  
  def create_entry_point(path, module, func):
      pyscript = PY_TMPL % (module, func, func)
      if sys.platform == 'win32':
          with open(path + '-script.py', 'w') as fo:
              fo.write(pyscript)
          shutil.copyfile(join(dirname(__file__),
                               'cli-%d.exe' % (8 * tuple.__itemsize__)),
                          path + '.exe')
      else:
          with open(path, 'w') as fo:
              fo.write('#!%s\n' % config.build_python)
              fo.write(pyscript)
          os.chmod(path, int('755', 8))
  
  
  def create_entry_points(items):
      if not items:
          return
      bin_dir = join(config.build_prefix, bin_dirname)
      if not isdir(bin_dir):
          os.mkdir(bin_dir)
      for cmd, module, func in iter_entry_points(items):
          create_entry_point(join(bin_dir, cmd), module, func)
  
  
  def prepend_bin_path(env, prefix):
      env['PATH'] = prefix + os.pathsep + env['PATH']
      env['PATH'] = join(prefix, bin_dirname) + os.pathsep + env['PATH']
      if sys.platform == "win32":
          env['PATH'] = join(prefix, "Library", "bin") + os.pathsep + env['PATH']
      return env
  
subject: prepend prefix to PATH so win DLLs get picked up