code: def setQuery(self, query):
          
          self.queryType = self._parseQueryType(query)
          self.queryString = self.injectPrefixes(query)
          self.addParameter('email', self.email)
          self.addParameter('password', self.password)
docs: Set the SPARQL query text and set the VIVO custom
          authentication parameters.
  
          Set here because this is called immediately before
          any query is sent to the triple store.