code: def Analyze(self, hashes):
      
      if not self._api_key:
        raise RuntimeError('No API key specified for VirusTotal lookup.')
  
      hash_analyses = []
  
      json_response = self._QueryHashes(hashes) or []
  
      # VirusTotal returns a dictionary when a single hash is queried
      # and a list when multiple hashes are queried.
      if isinstance(json_response, dict):
        json_response = [json_response]
  
      for result in json_response:
        resource = result['resource']
        hash_analysis = interface.HashAnalysis(resource, result)
        hash_analyses.append(hash_analysis)
  
      return hash_analyses
docs: Looks up hashes in VirusTotal using the VirusTotal HTTP API.
  
      The API is documented here:
        https://www.virustotal.com/en/documentation/public-api/
  
      Args:
        hashes (list[str]): hashes to look up.
  
      Returns:
        list[HashAnalysis]: analysis results.
  
      Raises:
        RuntimeError: If the VirusTotal API key has not been set.