code: def _parse_line_vars(self, line):
          
          key_values = {}
  
          # Undocumented feature allows json in vars sections like so:
          #   [prod:vars]
          #   json_like_vars=[{'name': 'htpasswd_auth'}]
          # We'll try this first. If it fails, we'll fall back to normal var
          # lines. Since it's undocumented, we just assume some things.
          k, v = line.strip().split('=', 1)
          if v.startswith('['):
              try:
                  list_res = ihateyaml.safe_load(v)
                  if isinstance(list_res[0], dict):
                      key_values = list_res[0]
                      return key_values
              except ValueError:
                  pass
  
          # Guess it's not YAML. Parse as normal host variables
          tokens = shlex.split(line.strip())
          key_values = self._parse_vars(tokens)
          return key_values
docs: Parse a line in a [XXXXX:vars] section.