code: def is_binary(path):
      '''
      Detects if the file is a binary, returns bool. Returns True if the file is
      a bin, False if the file is not and None if the file is not available.
      '''
      if not os.path.isfile(path):
          return False
      try:
          with fopen(path, 'rb') as fp_:
              try:
                  data = fp_.read(2048)
                  if six.PY3:
                      data = data.decode(__salt_system_encoding__)
                  return salt.utils.stringutils.is_binary(data)
              except UnicodeDecodeError:
                  return True
      except os.error:
          return Falsf is_binary(path):
      '''
      Detects if the file is a binary, returns bool. Returns True if the file is
      a bin, False if the file is not and None if the file is not available.
      '''
      if not os.path.isfile(path):
          return False
      try:
          with fopen(path, 'rb') as fp_:
              try:
                  data = fp_.read(2048)
                  if six.PY3:
                      data = data.decode(__salt_system_encoding__)
                  return salt.utils.stringutils.is_binary(data)
              except UnicodeDecodeError:
                  return True
      except os.error:
          return False
docs: Detects if the file is a binary, returns bool. Returns True if the file is
      a bin, False if the file is not and None if the file is not available.