From a8ada6d50e6522d1d8213b5aeb5662db9c96ed79 Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@archive.org>
Date: Wed, 15 Jan 2020 22:49:23 -0800
Subject: make failed replay fetch an error, not assert error

---
 python/sandcrawler/ia.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'python/sandcrawler/ia.py')

diff --git a/python/sandcrawler/ia.py b/python/sandcrawler/ia.py
index 058f4ca..8895500 100644
--- a/python/sandcrawler/ia.py
+++ b/python/sandcrawler/ia.py
@@ -406,7 +406,8 @@ class WaybackClient:
         #print(resp.url, file=sys.stderr)
 
         # defensively check that this is actually correct replay based on headers
-        assert "X-Archive-Src" in resp.headers
+        if not "X-Archive-Src" in resp.headers:
+            raise WaybackError("replay fetch didn't return X-Archive-Src in headers")
         if not datetime in resp.url:
             raise WaybackError("didn't get exact reply (redirect?) datetime:{} got:{}".format(datetime, resp.url))
 
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