From 4226d5fd7bb46ef84efaf4aa67e44fb562681b95 Mon Sep 17 00:00:00 2001
From: Christoph Groth <christoph.groth@cea.fr>
Date: Fri, 6 Dec 2019 14:47:30 +0100
Subject: [PATCH] update examples to work (at all or without warnings)
---
examples/advanced_construction.py | 2 +-
examples/square.py | 8 ++++++--
2 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/examples/advanced_construction.py b/examples/advanced_construction.py
index dbd5cb29b..ac1ae8ce0 100644
--- a/examples/advanced_construction.py
+++ b/examples/advanced_construction.py
@@ -47,7 +47,7 @@ def make_system(R):
def main():
syst = make_system(100)
- print(kwant.smatrix(syst, 1.1, [0.1]).transmission(0, 1))
+ print(kwant.smatrix(syst, 1.1, params=dict(B=0.1)).transmission(0, 1))
if __name__ == '__main__':
diff --git a/examples/square.py b/examples/square.py
index ed3f634dc..2152cfd80 100644
--- a/examples/square.py
+++ b/examples/square.py
@@ -16,7 +16,9 @@ class Lead:
self.t = t
self.potential = potential
- def selfenergy(self, fermi_energy, args=()):
+ def selfenergy(self, fermi_energy, args=(), params=None):
+ assert not args
+ assert params is None
return square_selfenergy(self.width, self.t,
self.potential + fermi_energy)
@@ -73,8 +75,10 @@ class System(kwant.system.FiniteSystem):
self.leads = [Lead(shape[1], hopping, lead_potentials[i])
for i in range(2)]
- def hamiltonian(self, i, j):
+ def hamiltonian(self, i, j, *args, params=None):
"""Return an submatrix of the tight-binding Hamiltonian."""
+ assert not args
+ assert params is None
if i == j:
# An on-site Hamiltonian has been requested.
result = 4 * self.t + self.pot(self.pos_from_nodeid(i))
--
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