def next(self):
        """Return the next batch of items to upload."""
        queue = self.queue
        items = []
        item = self.next_item()
        if item is None:
            return items

        items.append(item)
        while len(items) < self.upload_size and not queue.empty():
            item = self.next_item()
            if item:
                items.append(item)

        return items
def next(self):
        """Return the next batch of items to upload."""
        queue = self.queue
        items = []
        item = self.next_item()
        if item is None:
            return items

        items.append(item)
        while len(items) < self.upload_size and not queue.empty():
            item = self.next_item()
            if item:
                items.append(item)

        return items
def next ( self ) : queue = self . queue items = [ ] item = self . next_item ( ) if item is None : return items items . append ( item ) while len ( items ) < self . upload_size and not queue . empty ( ) : item = self . next_item ( ) if item : items . append ( item ) return items
Return the next batch of items to upload.
Return the next batch of items to upload .