Method flush_disabled

pony/orm/core.py:1867–1870

(cache)

                = cache.modified_collections = cache.collection_statistics = cache.dbvals_deduplication_cache = None
    @contextmanager
    def flush_disabled(cache):
        cache.noflush_counter += 1
        try: yield
        finally: cache.noflush_counter -= 1
    def flush(cache):
        if cache.noflush_counter: return
        assert cache.is_alive