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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def selenium_retry(target=None, retry=True):
 """Decorator to turn on automatic retries of flaky selenium failures. Decorate a robotframework library class to turn on retries for all selenium calls from that library: @selenium_retry class MyLibrary(object):
 # Decorate a method to turn it back off for that method @selenium_retry(False) def some_keyword(self):
 self.selenium.click_button('foo') Or turn it off by default but turn it on for some methods (the class-level decorator is still required):
 @selenium_retry(False) class MyLibrary(object):
 @selenium_retry(True) def some_keyword(self):
 self.selenium.click_button('foo') """


    if isinstance(target, bool):
        # Decorator was called with a single boolean argument
        retry = target
        target = None

    def decorate(target):
        if isinstance(target, type):
            cls = target
            # Metaclass time.
            # We're going to generate a new subclass that:
            # a) mixes in RetryingSeleniumLibraryMixin
            # b) sets the initial value of `retry_selenium`
            return type(
                cls.__name__,
                (cls, RetryingSeleniumLibraryMixin),
                {"retry_selenium": retry, "__doc__": cls.__doc__},
            )
        func = target

        @functools.wraps(func)
        def run_with_retry(self, *args, **kwargs):
            # Set the retry setting and run the original function.
            old_retry = self.retry_selenium
            self.retry = retry
            try:
                return func(self, *args, **kwargs)
            finally:
                # Restore the previous value
                self.retry_selenium = old_retry

        set_pdb_trace()
        run_with_retry.is_selenium_retry_decorator = True
        return run_with_retry

    if target is None:
        # Decorator is being used with arguments
        return decorate
    else:
        # Decorator was used without arguments
        return decorate(target)