From ad3d56c3baf8cf80802cb93e707d8024fe6b25af Mon Sep 17 00:00:00 2001
From: Matthew Honnibal <honnibal+gh@gmail.com>
Date: Sun, 29 Apr 2018 15:48:34 +0200
Subject: [PATCH] Fix compile error in matcher

---
 spacy/matcher.pyx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/spacy/matcher.pyx b/spacy/matcher.pyx
index e3be3d1db..db48666a3 100644
--- a/spacy/matcher.pyx
+++ b/spacy/matcher.pyx
@@ -324,7 +324,8 @@ cdef attr_t get_pattern_key(const TokenPatternC* pattern) nogil:
         pattern += 1
     id_attr = pattern[0].attrs[0]
     if id_attr.attr != ID:
-        raise ValueError(Errors.E074.format(attr=ID, bad_attr=id_attr.attr))
+        with gil:
+            raise ValueError(Errors.E074.format(attr=ID, bad_attr=id_attr.attr))
     return id_attr.value
 
 def _convert_strings(token_specs, string_store):