code: def get_solr_search_url(self, use_amigo=False):
          
          url = self.endpoint_url(self.solr_search)
          if use_amigo:
              url = self.endpoint_url(self.amigo_solr_search)
          return url
docs: Return solr URL to be used for lexical entity searches
  
          A solr search URL is used to search entities/concepts based on a limited set of parameters.
  
          Arguments
          ---------
          use_amigo : bool
              If true, get the URL for the GO/AmiGO instance of GOlr. This is typically used for category='function' queries