Method length

tools/inspector_protocol/jinja2/runtime.py:438–448

(self)

    @property
    def length(self):
        if self._length is None:
            # if was not possible to get the length of the iterator when
            # the loop context was created (ie: iterating over a generator)
            # we have to convert the iterable into a sequence and use the
            # length of that + the number of iterations so far.
            iterable = tuple(self._iterator)
            self._iterator = iter(iterable)
            iterations_done = self.index0 + 2
            self._length = len(iterable) + iterations_done
        return self._length

    def __iter__(self):
        return LoopContextIterator(self)