From 105cf2996785961a2c6bf717c3d80736daaa1c60 Mon Sep 17 00:00:00 2001
From: Matthew Honnibal <honnibal+gh@gmail.com>
Date: Wed, 29 Jul 2020 14:23:13 +0200
Subject: [PATCH] Fix DocBin

---
 spacy/tokens/_serialize.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/spacy/tokens/_serialize.py b/spacy/tokens/_serialize.py
index 0a5fd0c59..bc371199a 100644
--- a/spacy/tokens/_serialize.py
+++ b/spacy/tokens/_serialize.py
@@ -50,7 +50,7 @@ class DocBin:
         self,
         attrs: Iterable[str] = ALL_ATTRS,
         store_user_data: bool = False,
-        docs=Iterable[Doc],
+        docs: Iterable[Doc]=[],
     ) -> None:
         """Create a DocBin object to hold serialized annotations.