From 7bafc789e780164f15cc50fe11627c4503bd9151 Mon Sep 17 00:00:00 2001
From: Matthew Honnibal <honnibal@gmail.com>
Date: Sat, 8 Aug 2015 23:32:42 +0200
Subject: [PATCH] * Add stack and queue properties to stateclass, for python
 access

---
 spacy/syntax/stateclass.pyx | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/spacy/syntax/stateclass.pyx b/spacy/syntax/stateclass.pyx
index 2a7bcfd7a..d5d86594e 100644
--- a/spacy/syntax/stateclass.pyx
+++ b/spacy/syntax/stateclass.pyx
@@ -36,6 +36,14 @@ cdef class StateClass:
             self._buffer[i] = i
         self._empty_token.lex = &EMPTY_LEXEME
 
+    @property
+    def stack(self):
+        return {self.S(i) for i in range(self._s_i)}
+
+    @property
+    def queue(self):
+        return {self.B(i) for i in range(self._b_i, self.length)}
+
     cdef int E(self, int i) nogil:
         if self._e_i <= 0 or self._e_i >= self.length:
             return 0