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Test passing

master
Pete Shadbolt 7 years ago
parent
commit
cd8bc01907
1 changed files with 15 additions and 13 deletions
  1. +15
    -13
      abp/graphstate.py

+ 15
- 13
abp/graphstate.py View File

@@ -132,8 +132,8 @@ class GraphState(object):
#basis, phase = clifford.conjugate(basis, ha) #basis, phase = clifford.conjugate(basis, ha)
basis, phase = clifford.conjugate(basis, self.node[node]["vop"]) basis, phase = clifford.conjugate(basis, self.node[node]["vop"])


print "MEASURE"
print "Op: {} Phase: {}".format(basis, phase)
#print "MEASURE"
#print "Op: {} Phase: {}".format(basis, phase)


# Flip a coin # Flip a coin
result = force if force!=None else random.choice([0, 1]) result = force if force!=None else random.choice([0, 1])
@@ -183,15 +183,15 @@ class GraphState(object):
# Update the VOPs. TODO: pretty ugly # Update the VOPs. TODO: pretty ugly
if result: if result:
# Do a z on all ngb(vb) \ ngb(v) \ {v}, and some other stuff # Do a z on all ngb(vb) \ ngb(v) \ {v}, and some other stuff
self.act_local_rotation(node, "pz")
self.act_local_rotation(friend, "msqy")
self.act_local_rotation2(node, "pz")
self.act_local_rotation2(friend, "msqy")
for n in set(self.adj[friend]) - set(self.adj[node]) - {node}: for n in set(self.adj[friend]) - set(self.adj[node]) - {node}:
self.act_local_rotation(n, "pz")
self.act_local_rotation2(n, "pz")
else: else:
# Do a z on all ngb(v) \ ngb(vb) \ {vb}, and sqy on the friend # Do a z on all ngb(v) \ ngb(vb) \ {vb}, and sqy on the friend
self.act_local_rotation(friend, "sqy")
self.act_local_rotation2(friend, "sqy")
for n in set(self.adj[node]) - set(self.adj[friend]) - {friend}: for n in set(self.adj[node]) - set(self.adj[friend]) - {friend}:
self.act_local_rotation(n, "pz")
self.act_local_rotation2(n, "pz")


# Toggle the edges. TODO: Yuk. Just awful! # Toggle the edges. TODO: Yuk. Just awful!
a = set(self.adj[node].keys()) a = set(self.adj[node].keys())
@@ -212,7 +212,7 @@ class GraphState(object):
# Do some rotations # Do some rotations
for neighbour in self.adj[node]: for neighbour in self.adj[node]:
# NB: should these be hermitian_conjugated? # NB: should these be hermitian_conjugated?
self.act_local_rotation(neighbour, "sqz" if result else "msqz")
self.act_local_rotation2(neighbour, "sqz" if result else "msqz")


# A sort of local complementation # A sort of local complementation
vngbh = set(self.adj[node]) | {node} vngbh = set(self.adj[node]) | {node}
@@ -222,9 +222,9 @@ class GraphState(object):
# lcoS.herm_adjoint() if result else lcoS # lcoS.herm_adjoint() if result else lcoS
# else smiZ # else smiZ
# 5 else 6 # 5 else 6
print "RESULT is {:d}, op is {} doing {}".format(result, self.node[node]["vop"], 5 if result else 6)
#print "RESULT is {:d}, op is {} doing {}".format(result, self.node[node]["vop"], 5 if result else 6)
self.act_local_rotation2(node, 5 if result else 6) self.act_local_rotation2(node, 5 if result else 6)
print "BECAME ", self.node[node]["vop"]
#print "BECAME ", self.node[node]["vop"]
return result return result


def measure_z(self, node, result): def measure_z(self, node, result):
@@ -234,12 +234,14 @@ class GraphState(object):
for neighbour in tuple(self.adj[node]): for neighbour in tuple(self.adj[node]):
self.del_edge(node, neighbour) self.del_edge(node, neighbour)
if result: if result:
self.act_local_rotation(neighbour, "pz")
self.act_local_rotation2(neighbour, "pz")


# Rotate # Rotate
self.act_local_rotation(node, "hadamard")
if result: if result:
self.act_local_rotation(node, "px")
self.act_local_rotation2(node, "px")
self.act_local_rotation2(node, "hadamard")
else:
self.act_local_rotation2(node, "hadamard")


return result return result




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