Пример #1
0
def make_retry_state(previous_attempt_number,
                     delay_since_first_attempt,
                     last_result=None):
    """Construct RetryCallState for given attempt number & delay.

    Only used in testing and thus is extra careful about timestamp arithmetics.
    """
    required_parameter_unset = previous_attempt_number is _unset or delay_since_first_attempt is _unset
    if required_parameter_unset:
        raise _make_unset_exception(
            "wait/stop",
            previous_attempt_number=previous_attempt_number,
            delay_since_first_attempt=delay_since_first_attempt,
        )

    from tenacity import RetryCallState

    retry_state = RetryCallState(None, None, (), {})
    retry_state.attempt_number = previous_attempt_number
    if last_result is not None:
        retry_state.outcome = last_result
    else:
        retry_state.set_result(None)
    _set_delay_since_start(retry_state, delay_since_first_attempt)
    return retry_state
Пример #2
0
    async def __call__(  # type: ignore  # Change signature from supertype
        self,
        fn: typing.Callable[..., typing.Awaitable[_RetValT]],
        *args: typing.Any,
        **kwargs: typing.Any,
    ) -> _RetValT:
        self.begin()

        retry_state = RetryCallState(retry_object=self,
                                     fn=fn,
                                     args=args,
                                     kwargs=kwargs)
        while True:
            do = self.iter(retry_state=retry_state)
            if isinstance(do, DoAttempt):
                try:
                    result = await fn(*args, **kwargs)
                except BaseException:  # noqa: B902
                    retry_state.set_exception(sys.exc_info())
                else:
                    retry_state.set_result(result)
            elif isinstance(do, DoSleep):
                retry_state.prepare_for_next_attempt()
                await self.sleep(do)
            else:
                return do
Пример #3
0
    def __call__(  # type: ignore  # Change signature from supertype
        self,
        fn:
        "typing.Callable[..., typing.Union[typing.Generator[typing.Any, typing.Any, _RetValT], Future[_RetValT]]]",
        *args: typing.Any,
        **kwargs: typing.Any,
    ) -> "typing.Generator[typing.Any, typing.Any, _RetValT]":
        self.begin()

        retry_state = RetryCallState(retry_object=self,
                                     fn=fn,
                                     args=args,
                                     kwargs=kwargs)
        while True:
            do = self.iter(retry_state=retry_state)
            if isinstance(do, DoAttempt):
                try:
                    result = yield fn(*args, **kwargs)
                except BaseException:  # noqa: B902
                    retry_state.set_exception(sys.exc_info())
                else:
                    retry_state.set_result(result)
            elif isinstance(do, DoSleep):
                retry_state.prepare_for_next_attempt()
                yield self.sleep(do)
            else:
                raise gen.Return(do)
Пример #4
0
def _make_wait_call_state(previous_attempt_number,
                          delay_since_first_attempt,
                          last_result=None):
    required_parameter_unset = (previous_attempt_number is _unset
                                or delay_since_first_attempt is _unset)
    if required_parameter_unset:
        missing = []
        if previous_attempt_number is _unset:
            missing.append('previous_attempt_number')
        if delay_since_first_attempt is _unset:
            missing.append('delay_since_first_attempt')
        missing_str = ', '.join(repr(s) for s in missing)
        raise TypeError('wait func missing parameters: ' + missing_str)

    from tenacity import RetryCallState
    retry_state = RetryCallState(None, None, (), {})
    retry_state.attempt_number = previous_attempt_number
    if last_result is not None:
        retry_state.outcome = last_result
    else:
        retry_state.set_result(None)
    # Ensure outcome_timestamp - start_time is *exactly* equal to the delay to
    # avoid complexity in test code.
    retry_state.start_time = Fraction(retry_state.start_time)
    retry_state.outcome_timestamp = (retry_state.start_time +
                                     Fraction(delay_since_first_attempt))
    assert retry_state.seconds_since_start == delay_since_first_attempt
    return retry_state
Пример #5
0
    async def __call__(self, fn, *args, **kwargs):
        self.begin(fn)

        retry_state = RetryCallState(retry_object=self, fn=fn, args=args, kwargs=kwargs)
        while True:
            do = self.iter(retry_state=retry_state)
            if isinstance(do, DoAttempt):
                try:
                    result = await fn(*args, **kwargs)
                except BaseException:  # noqa: B902
                    retry_state.set_exception(sys.exc_info())
                else:
                    retry_state.set_result(result)
            elif isinstance(do, DoSleep):
                retry_state.prepare_for_next_attempt()
                await self.sleep(do)
            else:
                return do
Пример #6
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    def call(self, fn, *args, **kwargs):
        self.begin(fn)

        retry_state = RetryCallState(
            retry_object=self, fn=fn, args=args, kwargs=kwargs)
        while True:
            do = self.iter(retry_state=retry_state)
            if isinstance(do, DoAttempt):
                try:
                    result = yield fn(*args, **kwargs)
                except BaseException:
                    retry_state.set_exception(sys.exc_info())
                else:
                    retry_state.set_result(result)
            elif isinstance(do, DoSleep):
                retry_state.prepare_for_next_attempt()
                yield self.sleep(do)
            else:
                raise gen.Return(do)
Пример #7
0
    def call(self, fn, *args, **kwargs):
        self.begin(fn)

        call_state = RetryCallState(fn=fn, args=args, kwargs=kwargs)
        while True:
            do = self.iter(call_state=call_state)
            if isinstance(do, DoAttempt):
                call_state.attempt_number += 1
                try:
                    result = yield from fn(*args, **kwargs)
                except BaseException:
                    call_state.set_exception(sys.exc_info())
                else:
                    call_state.set_result(result)
            elif isinstance(do, DoSleep):
                call_state.prepare_for_next_attempt()
                yield from self.sleep(do)
            else:
                return do
Пример #8
0
def make_retry_state(previous_attempt_number, delay_since_first_attempt,
                     last_result=None):
    """Construct RetryCallState for given attempt number & delay.

    Only used in testing and thus is extra careful about timestamp arithmetics.
    """
    required_parameter_unset = (previous_attempt_number is _unset or
                                delay_since_first_attempt is _unset)
    if required_parameter_unset:
        raise _make_unset_exception(
            'wait/stop',
            previous_attempt_number=previous_attempt_number,
            delay_since_first_attempt=delay_since_first_attempt)

    from tenacity import RetryCallState
    retry_state = RetryCallState(None, None, (), {})
    retry_state.attempt_number = previous_attempt_number
    if last_result is not None:
        retry_state.outcome = last_result
    else:
        retry_state.set_result(None)
    _set_delay_since_start(retry_state, delay_since_first_attempt)
    return retry_state