code: def set_rules(self, rules):
          
          options = {}
          if rules:
              if rules.get("ignore"):
                  options["rules"] = {}
                  for rule in rules.get("ignore"):
                      options["rules"][rule] = {"enabled": False}
              elif rules.get("apply"):
                  options["runOnly"] = {
                      "type": "rule",
                      "values": rules.get("apply"),
                  }
              elif rules.get("tags"):
                  options["runOnly"] = {
                      "type": "tag",
                      "values": rules.get("tags"),
                  }
          self.rules = json.dumps(options)
docs: Set rules to ignore XOR limit to when checking for accessibility
          errors on the page.
  
          Args:
  
              rules: a dictionary one of the following formats.
                  If you want to run all of the rules except for some::
  
                      {"ignore": []}
  
                  If you want to run only a specific set of rules::
  
                      {"apply": []}
  
                  If you want to run only rules of a specific standard::
  
                      {"tags": []}
  
          Examples:
  
              To run only "bad-link" and "color-contrast" rules::
  
                  page.a11y_audit.config.set_rules({
                      "apply": ["bad-link", "color-contrast"],
                  })
  
              To run all rules except for "bad-link" and "color-contrast"::
  
                  page.a11y_audit.config.set_rules({
                      "ignore": ["bad-link", "color-contrast"],
                  })
  
              To run only WCAG 2.0 Level A rules::
  
                  page.a11y_audit.config.set_rules({
                      "tags": ["wcag2a"],
                  })
  
              To run all rules:
                  page.a11y_audit.config.set_rules({})
  
          Related documentation:
  
              * https://github.com/dequelabs/axe-core/blob/master/doc/API.md#options-parameter-examples
              * https://github.com/dequelabs/axe-core/doc/rule-descriptions.md