From aec6174ae6c032ca85d0ca10f2703f1fffa85cd1 Mon Sep 17 00:00:00 2001
From: Matthew Honnibal <honnibal+gh@gmail.com>
Date: Sun, 8 Sep 2019 18:09:53 +0200
Subject: [PATCH] Fix lemmatizer

---
 spacy/lemmatizer.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/spacy/lemmatizer.py b/spacy/lemmatizer.py
index f7a58aa9f..c9ccbcd0d 100644
--- a/spacy/lemmatizer.py
+++ b/spacy/lemmatizer.py
@@ -55,6 +55,8 @@ class Lemmatizer(object):
         Check whether we're dealing with an uninflected paradigm, so we can
         avoid lemmatization entirely.
         """
+        if morphology is None:
+            morphology = {}
         if univ_pos == "noun" and morphology.get("Number") == "sing":
             return True
         elif univ_pos == "verb" and morphology.get("VerbForm") == "inf":