From 55dacf723e2f12d33e35e64733685057ef6d24c9 Mon Sep 17 00:00:00 2001
From: Anton Akhmerov <anton.akhmerov@gmail.com>
Date: Wed, 24 Apr 2013 23:41:21 -0400
Subject: [PATCH] add call signature to hamiltonian_submatrix

---
 kwant/_system.pyx | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kwant/_system.pyx b/kwant/_system.pyx
index ee263b90..d14f075b 100644
--- a/kwant/_system.pyx
+++ b/kwant/_system.pyx
@@ -213,6 +213,7 @@ def make_dense_full(ham, args, CGraph gr, diag,
     return h_sub
 
 
+@cython.embedsignature(True)
 def hamiltonian_submatrix(self, to_sites=None, from_sites=None,
                           sparse=False, return_norb=False,
                           args=()):
-- 
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