code: def read_local_conf(local_conf):
      
      log = logging.getLogger(__name__)
  
      # Attempt to read.
      log.info('Reading config from %s...', local_conf)
      try:
          config = read_config(os.path.dirname(local_conf), '<local>')
      except HandledError:
          log.warning('Unable to read file, continuing with only CLI args.')
          return dict()
  
      # Filter and return.
      return {k[4:]: v for k, v in config.items() if k.startswith('scv_') and not k[4:].startswith('_')}
docs: Search for conf.py in any rel_source directory in CWD and if found read it and return.
  
      :param str local_conf: Path to conf.py to read.
  
      :return: Loaded conf.py.
      :rtype: dict