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How to use _run_on_failure method in robotframework-appiumlibrary

Best Python code snippet using robotframework-appiumlibrary_python

runonfailure.py

Source:runonfailure.py

...32        return method(*args, **kwargs)33    except Exception, err:34        self = args[0]35        if self._selenium and not hasattr(err, '_selib_ran_on_failure'):36            self._run_on_failure()37            err._selib_ran_on_failure = True38        raise39class RunOnFailure(object):40    if decorator:41        __metaclass__ = runonfailuretype42    _run_on_failure = _do_nothing_on_failure = lambda self: None43    def register_keyword_to_run_on_failure(self, keyword_name):44        """Sets the keyword to execute when a SeleniumLibrary keyword fails.45        `keyword_name` is the name of a SeleniumLibrary keyword that46        will be executed if another SeleniumLibrary keyword fails.47        It is not possible to use a keyword that requires arguments.48        The name is case but not space sensitive. If the name does49        not match any keyword, this functionality is disabled and50        nothing extra will be done in case of a failure.51        The initial keyword to use is set in `importing`, and the52        keyword that is used by default is `Capture Screenshot`.53        Taking a screenshot when something failed is a very useful54        feature, but notice that it can slow down the execution.55        This keyword returns the name of the previously registered56        failure keyword. It can be used to restore the original57        value later.58        Examples:59        | Register Keyword To Run On Failure  | Log Source | # Run `Log Source` on failure. |60        | ${previous kw}= | Register Keyword To Run On Failure  | Nothing    | # Disables run-on-failure functionality and stores the previous kw name in a variable. |61        | Register Keyword To Run On Failure  | ${previous kw} | # Restore to the previous keyword. |62        The whole run-on-failure functionality is new in SeleniumLibrary 2.5.63        It only works when running tests on Python/Jython 2.4 or newer and64        it does not work on IronPython at all.65        """66        old = self._get_run_on_failure_name()67        self._set_run_on_failure(keyword_name)68        self._log_run_on_failure()69        return old70    def _set_run_on_failure(self, keyword_name):71        name = keyword_name.replace(' ', '_').lower()72        self._run_on_failure = getattr(self, name, self._do_nothing_on_failure)73    def _get_run_on_failure_name(self):74        if not self._run_on_failure_is_set():75            return 'No keyword'76        return self._run_on_failure.__name__.replace('_', ' ').title()77    def _run_on_failure_is_set(self):78        return self._run_on_failure != self._do_nothing_on_failure79    def _log_run_on_failure(self):80        self._info('%s will be run on failure.'...

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