From 216e05fd34ffbaa3f13d16cefd46defd3a2d158a Mon Sep 17 00:00:00 2001
From: Michael Wimmer <wimmer@lorentz.leidenuniv.nl>
Date: Tue, 27 Aug 2013 15:05:35 +0200
Subject: [PATCH] bug fix: ldos would not work with precalculated leads
---
kwant/solvers/common.py | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/kwant/solvers/common.py b/kwant/solvers/common.py
index b628b5a..96b5f7d 100644
--- a/kwant/solvers/common.py
+++ b/kwant/solvers/common.py
@@ -458,10 +458,10 @@ class SparseSolver(object):
Local density of states at each orbital of the system.
"""
for lead in fsys.leads:
- if not isinstance(lead, system.InfiniteSystem):
+ if not hasattr(lead, 'modes'):
# TODO: fix this
- raise ValueError("ldos only works when all leads are "
- "tight binding systems.")
+ raise ValueError("ldos for leads with only self-energy "
+ "is not implemented yet")
linsys, lead_info = \
self._make_linear_sys(fsys, xrange(len(fsys.leads)), energy, args)
--
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