From 4450cae6ea06811787d504de0c74b05a2d126a1e Mon Sep 17 00:00:00 2001
From: Juan Grigera <juan@grigera.com.ar>
Date: Thu, 6 Aug 2020 11:48:04 +0100
Subject: [PATCH] changed .collection_names to .listCollections for
 compatibility with MongoDB >3.x

---
 scrapy_pipelines/pipelines/mongo.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scrapy_pipelines/pipelines/mongo.py b/scrapy_pipelines/pipelines/mongo.py
index 95f9752..01478de 100644
--- a/scrapy_pipelines/pipelines/mongo.py
+++ b/scrapy_pipelines/pipelines/mongo.py
@@ -134,7 +134,7 @@ def open_spider(self, spider: Spider):
                 name=self.settings.get("PIPELINE_MONGO_USERNAME"),
             )
         try:
-            yield self.database.collection_names()
+            yield self.database.command("listCollections")
         except OperationFailure as err:
             LOGGER.error(str(err))
             self.crawler.engine.close_spider(spider=spider, reason=str(err))