From c4a81a47a484ed3db7e2feb892cf9f2e21f29378 Mon Sep 17 00:00:00 2001
From: Matthew Honnibal <honnibal+gh@gmail.com>
Date: Sun, 23 Jul 2017 14:11:07 +0200
Subject: [PATCH] Fix deserialization

---
 spacy/pipeline.pyx | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/spacy/pipeline.pyx b/spacy/pipeline.pyx
index 41aefdd59..d48cae26d 100644
--- a/spacy/pipeline.pyx
+++ b/spacy/pipeline.pyx
@@ -120,12 +120,19 @@ class BaseThincComponent(object):
         deserialize = OrderedDict((
             ('model', lambda p: self.model.from_bytes(p.open('rb').read())),
             ('vocab', lambda p: self.vocab.from_disk(p)),
-            ('cfg', lambda p: self.cfg.update(ujson.load(p.open()))),
+            ('cfg', lambda p: self.cfg.update(_load_cfg(p)))
         ))
         util.from_disk(path, deserialize, exclude)
         return self
 
 
+def _load_cfg(path):
+    if path.exists():
+        return ujson.load(path.open())
+    else:
+        return {}
+
+
 class TokenVectorEncoder(BaseThincComponent):
     """Assign position-sensitive vectors to tokens, using a CNN or RNN."""
     name = 'tensorizer'