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testStdInputParser.py
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testStdInputParser.py
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import unittest
import warnings
import pygsti
import numpy as np
import os
from ..testutils import BaseTestCase, compare_files, temp_files
class TestStdInputParser(BaseTestCase):
def test_strings(self):
lkup = { '1': ('G1',),
'2': ('G1','G2'),
'3': ('G1','G2','G3','G4','G5','G6','G7','G8','G9','G10'),
'G12': ('G1', 'G2'),
'S23': ('G2', 'G3')}
string_tests = [ ("{}", ()),
("{}^127", ()),
("{}^0002", ()),
("G1", ('G1',)),
("G1G2G3", ('G1','G2','G3')),
("G1(G2)G3", ('G1','G2','G3')),
("G1(G2)^3G3", ('G1','G2','G2','G2','G3')),
("G1(G2G3)^2", ('G1','G2','G3','G2','G3')),
("G1*G2*G3", ('G1','G2','G3')),
("G1^02", ('G1', 'G1')),
("G1*((G2G3)^2G4G5)^2G7", ('G1', 'G2', 'G3', 'G2', 'G3', 'G4', 'G5', 'G2', 'G3', 'G2', 'G3', 'G4', 'G5', 'G7')),
("G1(G2^2(G3G4)^2)^2", ('G1', 'G2', 'G2', 'G3', 'G4', 'G3', 'G4', 'G2', 'G2', 'G3', 'G4', 'G3', 'G4')),
("G1 * G2", ('G1','G2')),
("S<1>",('G1',)),
("S<2>",('G1','G2')),
("G1S<2>^2G3", ('G1', 'G1', 'G2', 'G1', 'G2', 'G3')),
("G1S<1>G3",('G1','G1','G3')),
("S<3>[0:4]",('G1', 'G2', 'G3', 'G4')),
("G_my_xG_my_y", ('G_my_x', 'G_my_y')),
("G_my_x*G_my_y", ('G_my_x', 'G_my_y')),
("G_my_x G_my_y", ('G_my_x', 'G_my_y')),
("GsG___", ('Gs', 'G___')),
("S < 2 >G3", ('G1', 'G2', 'G3')),
("S<G12>", ('G1', 'G2')),
("S<S23>", ('G2', 'G3')),
("G1\tG2", ('G1', 'G2')),
("rho0 Gx", ('rho0','Gx')),
("rho0 Gx Mdefault", ('rho0','Gx','Mdefault'))]
std = pygsti.io.StdInputParser()
#print "String Tests:"
for s,expected in string_tests:
#print("%s ==> " % s, expected)
result,line_labels = std.parse_circuit(s, lookup=lkup)
self.assertEqual(line_labels, None)
circuit_result = pygsti.obj.Circuit(result,line_labels="auto",expand_subcircuits=True)
#use "auto" line labels since none are parsed.
self.assertEqual(circuit_result.tup, expected)
with self.assertRaises(ValueError):
std.parse_circuit("FooBar")
with self.assertRaises(ValueError):
std.parse_circuit("G1G2^2^2")
with self.assertRaises(ValueError):
std.parse_circuit("(G1")
def test_parse_circuit_with_time_and_args(self):
std = pygsti.io.StdInputParser()
cstr = "Gx;pi/1.2:0:2!1.0"
firstLbl = std.parse_circuit(cstr)[0][0]
self.assertEqual(firstLbl.time, 1.0)
self.assertEqual(firstLbl.args, ('pi/1.2',))
self.assertEqual(firstLbl.sslbls, (0, 2))
self.assertEqual(firstLbl.name, 'Gx')
self.assertEqual(tuple(firstLbl), ('Gx', 3, 'pi/1.2', 0, 2))
cstr = "rho0!1.21{}"
firstLbl = std.parse_circuit(cstr)[0][0]
self.assertEqual(firstLbl.time, 1.21)
self.assertEqual(firstLbl.args, ())
self.assertEqual(firstLbl.sslbls, None)
self.assertEqual(firstLbl.name, 'rho0')
self.assertEqual(str(firstLbl), 'rho0!1.21')
cstr = "{}M0!1.22"
firstLbl = std.parse_circuit(cstr)[0][0]
self.assertEqual(firstLbl.time, 1.22)
self.assertEqual(firstLbl.args, ())
self.assertEqual(firstLbl.sslbls, None)
self.assertEqual(firstLbl.name, 'M0')
self.assertEqual(str(firstLbl), 'M0!1.22')
def test_string_exception(self):
"""Test lookup failure and Syntax error"""
std = pygsti.io.StdInputParser()
with self.assertRaises(ValueError):
std.parse_circuit("G1 S[test]")
with self.assertRaises(ValueError):
std.parse_circuit("G1 SS")
def test_lines(self):
dataline_tests = [ "G1G2G3 0.1 100",
"G1 G2 G3 0.798 100",
"G1 (G2 G3)^2 G4 1.0 100" ]
dictline_tests = [ "1 G1G2G3",
"MyFav (G1G2)^3" ]
std = pygsti.io.StdInputParser()
from pygsti.objects import Label as L
from pygsti.objects import CircuitLabel as CL
self.assertEqual( std.parse_dataline(dataline_tests[0]), (('G1', 'G2', 'G3'), 'G1G2G3', None, [0.1, 100.0]))
self.assertEqual( std.parse_dataline(dataline_tests[1]), (('G1', 'G2', 'G3'), 'G1 G2 G3', None, [0.798, 100.0]))
self.assertEqual( std.parse_dataline(dataline_tests[2]), (('G1', CL('',('G2', 'G3'),None,2), 'G4'), 'G1 (G2 G3)^2 G4', None, [1.0, 100.0]))
self.assertEqual( std.parse_dataline("G1G2G3 0.1 100 2.0", expectedCounts=2),
(('G1', 'G2', 'G3'), 'G1G2G3', None, [0.1, 100.0])) #extra col ignored
with self.assertRaises(ValueError):
std.parse_dataline("G1G2G3 1.0", expectedCounts=2) #too few cols == error
with self.assertRaises(ValueError):
std.parse_dataline("1.0 2.0") #just data cols (no circuit col!)
self.assertEqual( std.parse_dictline(dictline_tests[0]), ('1', ('G1', 'G2', 'G3'), 'G1G2G3', None))
self.assertEqual( std.parse_dictline(dictline_tests[1]), ('MyFav', (CL('',('G1', 'G2'),None,3),) , '(G1G2)^3', None))
# OLD (before subcircuit parsing) the above result should have been: ('G1', 'G2', 'G1', 'G2', 'G1', 'G2')
#print "Dataline Tests:"
#for dl in dataline_tests:
# print "%s ==> " % dl, std.parse_dataline(dl)
#print " Dictline Tests:"
#for dl in dictline_tests:
# print "%s ==> " % dl, std.parse_dictline(dl)
def test_files(self):
stringfile_test = \
"""#My string file
G1
G1G2
G1(G2G3)^2
"""
f = open(temp_files + "/sip_test.list","w")
f.write(stringfile_test)
f.close()
dictfile_test = \
"""#My Dictionary file
# You can't use lookups within this file.
1 G1
2 G1G2
3 G1G2G3G4G5G6
MyFav1 G1G1G1
MyFav2 G2^3
this1 G3*G3*G3
thatOne G1 G2 * G3
"""
f = open(temp_files + "/sip_test.dict","w")
f.write(dictfile_test)
f.close()
datafile_test = \
"""#My Data file
#Get string lookup data from the file test.dict
## Lookup = sip_test.dict
## Columns = 0 frequency, count total
# OLD Columns = 0 count, 1 count
#empty string
{} 1.0 100
#simple sequences
G1G2 0.098 100
G2 G3 0.2 100
(G1)^4 0.1 1000
#using lookups
G1 S<1> 0.9999 100
S<MyFav1>G2 0.23 100
G1S<2>^2 0.5 20
S<3>[0:4] 0.2 5
G1G2G3G4 0.2 5
#different ways to concatenate gates
G_my_xG_my_y 0.5 24.0
G_my_x*G_my_y 0.5 24.0
G_my_x G_my_y 0.5 24.0
"""
f = open(temp_files + "/sip_test.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File without Header
{} 1.0 100
"""
f = open(temp_files + "/sip_test2.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File with bad syntax
## Columns = 0 frequency, count total
{} 1.0 100
G1 0.0 100
FooBar 0.4 100
G3 0.2 100
"""
f = open(temp_files + "/sip_test3.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File with zero counts
## Columns = 0 frequency, count total
{} 1.0 100
G1 0.0 100
G2 0 0
G3 0.2 100
"""
f = open(temp_files + "/sip_test4.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File with bad columns
## Columns = 0 frequency, 1 frequency
{} 1.0 0.0
G1 0.0 1.0
G2 0 1.0
G3 0.2 0.8
"""
f = open(temp_files + "/sip_test5.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File with bad frequency
## Columns = 1 frequency, count total
{} 1.0 100
G1 0.0 100
G2 3.4 100
G3 0.2 100
"""
f = open(temp_files + "/sip_test6.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File with bad counts
## Columns = 0 count, count total
{} 30 100
G1 10 100
G2 0.2 100
G3 0.1 100
"""
f = open(temp_files + "/sip_test7.data","w")
f.write(datafile_test)
f.close()
datafile_test = \
"""#Data File with bad syntax
## Columns = 0 count, count total
{xx} 10 100
"""
f = open(temp_files + "/sip_test8.data","w")
f.write(datafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File
## Lookup = sip_test.dict
## Columns = ds1 0 count, ds1 count total, ds2 0 count, ds2 count total
{} 30 100 20 200
G1 10 100 10 200
G2 20 100 5 200
G3 10 100 80 200
"""
f = open(temp_files + "/sip_test.multidata","w")
f.write(multidatafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File with default cols
{} 30 100
G1 10 100
G2 20 100
G3 10 100
"""
f = open(temp_files + "/sip_test2.multidata","w")
f.write(multidatafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File syntax error
{} 30 100
FooBar 10 100
G2 20 100
"""
f = open(temp_files + "/sip_test3.multidata","w")
f.write(multidatafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File bad columns
## Columns = ds1 0 frequency, ds1 1 frequency, ds2 1 count, ds2 count total
{} 0.3 0.4 20 200
G1 0.1 0.5 10 200
G2 0.2 0.3 5 200
"""
f = open(temp_files + "/sip_test4.multidata","w")
f.write(multidatafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File frequency out of range and count before frequency
## Columns = ds1 count total, ds1 0 frequency, ds2 0 count, ds2 count total
{} 100 0.3 20 200
G1 100 10 10 200
G2 100 0.2 5 200
"""
f = open(temp_files + "/sip_test5.multidata","w")
f.write(multidatafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File count out of range
## Columns = ds1 0 count, ds1 count total, ds2 0 count, ds2 count total
{} 0.3 100 20 200
G1 0.1 100 10 200
G2 20 100 5 200
"""
f = open(temp_files + "/sip_test6.multidata","w")
f.write(multidatafile_test)
f.close()
multidatafile_test = \
"""#Multi Data File with bad syntax
## Columns = ds1 0 count, ds1 count total, ds2 0 count, ds2 count total
{xxx} 0.3 100 20 200
"""
f = open(temp_files + "/sip_test7.multidata","w")
f.write(multidatafile_test)
f.close()
std = pygsti.io.StdInputParser()
import pprint
pp = pprint.PrettyPrinter(indent=4)
#print " Stringfile Test:"
strlist = std.parse_stringfile(temp_files + "/sip_test.list")
#print " ==> String list:"
#pp.pprint(strlist)
#print " Dictfile Test:"
lkupDict = std.parse_dictfile(temp_files + "/sip_test.dict")
#print " ==> Lookup dictionary:"
#pp.pprint(lkupDict)
#print " Datafile Test:"
ds = std.parse_datafile(temp_files + "/sip_test.data")
#print " ==> DataSet:\n", ds
#test file with no header
ds = std.parse_datafile(temp_files + "/sip_test2.data")
#test file with bad data
with self.assertRaises(ValueError):
std.parse_datafile(temp_files + "/sip_test3.data")
#test file with line(s) containing all zeros => ignore with warning
self.assertWarns( std.parse_datafile, temp_files + "/sip_test4.data" )
#test file with frequency columns but no count total
with self.assertRaises(ValueError):
std.parse_datafile(temp_files + "/sip_test5.data")
#test file with out-of-range frequency
#OLD with self.assertRaises(ValueError):
self.assertWarns(std.parse_datafile, temp_files + "/sip_test6.data")
#test file with out-of-range counts
self.assertWarns(std.parse_datafile, temp_files + "/sip_test7.data")
#test file with bad syntax
with self.assertRaises(ValueError):
std.parse_datafile(temp_files + "/sip_test8.data")
#Multi-dataset tests
mds = std.parse_multidatafile(temp_files + "/sip_test.multidata")
#test file with no header
mds = std.parse_multidatafile(temp_files + "/sip_test2.multidata")
#test file with bad data
with self.assertRaises(ValueError):
std.parse_multidatafile(temp_files + "/sip_test3.multidata")
#test file with frequency columns but no count total
with self.assertRaises(ValueError):
std.parse_multidatafile(temp_files + "/sip_test4.multidata")
#test file with out-of-range frequency
with self.assertRaises(ValueError):
std.parse_multidatafile(temp_files + "/sip_test5.multidata")
#test file with out-of-range counts
with self.assertRaises(ValueError):
std.parse_multidatafile(temp_files + "/sip_test6.multidata")
#test file with bad syntax
with self.assertRaises(ValueError):
std.parse_multidatafile(temp_files + "/sip_test7.multidata")
#TODO: add asserts
def test_GateSetFile(self):
gatesetfile_test = \
"""#My Model file
PREP: rho
LiouvilleVec
1.0/sqrt(2) 0 0 1.0/sqrt(2)
POVM: Mdefault
EFFECT: 0
LiouvilleVec
1.0/sqrt(2) 0 0 -1.0/sqrt(2)
END POVM
GATE: G1
LiouvilleMx
1 0 0 0
0 1 0 0
0 0 0 -1
0 0 1 0
GATE: G2
LiouvilleMx
1 0 0 0
0 0 0 1
0 0 1 0
0 -1 0 0
BASIS: pp 4
"""
gatesetfile_test2 = \
"""#My Model file specified using non-Liouville format
PREP: rho_up
StateVec
1 0
PREP: rho_dn
DensityMx
0 0
0 1
POVM: Mdefault
EFFECT: 0
StateVec
1 0
END POVM
#G1 = X(pi/2)
GATE: G1
UnitaryMx
1/sqrt(2) -1j/sqrt(2)
-1j/sqrt(2) 1/sqrt(2)
#G2 = Y(pi/2)
GATE: G2
UnitaryMxExp
0 -1j*pi/4.0
1j*pi/4.0 0
#G3 = X(pi)
GATE: G3
UnitaryMxExp
0 pi/2
pi/2 0
BASIS: pp 4
GAUGEGROUP: Full
"""
gatesetfile_test3 = \
"""#My Model file with bad StateVec size
PREP: rho_up
StateVec
1 0 0
"""
gatesetfile_test4 = \
"""#My Model file with bad DensityMx size
PREP: rho_dn
DensityMx
0 0 0
0 1 0
0 0 1
BASIS: pp 4
"""
gatesetfile_test5 = \
"""#My Model file with bad UnitaryMx size
#G1 = X(pi/2)
GATE: G1
UnitaryMx
1/sqrt(2) -1j/sqrt(2)
BASIS: pp 4
"""
gatesetfile_test6 = \
"""#My Model file with bad UnitaryMxExp size
#G2 = Y(pi/2)
GATE: G2
UnitaryMxExp
0 -1j*pi/4.0 0.0
1j*pi/4.0 0 0.0
BASIS: pp 4
"""
gatesetfile_test7 = \
"""#My Model file with bad format spec
GATE: G2
FooBar
0 1
1 0
BASIS: pp 4
"""
gatesetfile_test8 = \
"""#My Model file specifying 2-Qubit gates using non-Lioville format
PREP: rho_up
DensityMx
1 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
POVM: Mdefault
EFFECT: 00
DensityMx
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 1
EFFECT: 11
DensityMx
1 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
END POVM
GATE: G1
UnitaryMx
1/sqrt(2) -1j/sqrt(2) 0 0
-1j/sqrt(2) 1/sqrt(2) 0 0
0 0 1 0
0 0 0 1
GATE: G2
UnitaryMxExp
0 -1j*pi/4.0 0 0
1j*pi/4.0 0 0 0
0 0 1 0
0 0 0 1
BASIS: pp 16
GAUGEGROUP: Full
"""
gatesetfile_test9 = \
"""#My Model file with TP gates and no basis dim specified
TP-PREP: rho
LiouvilleVec
1.0/sqrt(2) 0 0 1.0/sqrt(2)
TP-POVM: Mdefault
EFFECT: 0
LiouvilleVec
1.0/sqrt(2) 0 0 1.0/sqrt(2)
EFFECT: 1
LiouvilleVec
1.0/sqrt(2) 0 0 -1.0/sqrt(2)
END POVM
TP-GATE: G1
LiouvilleMx
1 0 0 0
0 1 0 0
0 0 0 -1
0 0 1 0
CPTP-GATE: G2
LiouvilleMx
1 0 0 0
0 0 0 1
0 0 1 0
0 -1 0 0
BASIS: pp
GAUGEGROUP: TP
"""
gatesetfile_test10 = \
"""#My Model file with instrument and POVM at end
PREP: rho
LiouvilleVec
1.0/sqrt(2) 0 0 1.0/sqrt(2)
GATE: G1
LiouvilleMx
1 0 0 0
0 1 0 0
0 0 0 -1
0 0 1 0
GATE: G2
LiouvilleMx
1 0 0 0
0 0 0 1
0 0 1 0
0 -1 0 0
Instrument: Iz
IGATE: minus
LiouvilleMx
0.50000000 0 0 -0.50000000
0 0 0 0
0 0 0 0
-0.50000000 0 0 0.50000000
IGATE: plus
LiouvilleMx
0.50000000 0 0 0.50000000
0 0 0 0
0 0 0 0
0.50000000 0 0 0.50000000
END Instrument
BASIS: pp 4
GAUGEGROUP: full
POVM: Mdefault
EFFECT: 0
LiouvilleVec
1.0/sqrt(2) 0 0 -1.0/sqrt(2)
END POVM
"""
gatesetfile_test11 = \
"""# Invalid gauge group
GATE: G1
UnitaryMx
1 0
0 1
BASIS: pp 4
GAUGEGROUP: Foobar
"""
gatesetfile_test12 = \
"""# Invalid item type
FOOBARGATE: G1
UnitaryMx
1 0
0 1
BASIS: pp 4
GAUGEGROUP: full
"""
gatesetfile_test13 = \
"""# No basis dimension
BASIS: pp
"""
f = open(temp_files + "/sip_test.model1","w")
f.write(gatesetfile_test); f.close()
f = open(temp_files + "/sip_test.model2","w")
f.write(gatesetfile_test2); f.close()
f = open(temp_files + "/sip_test.gateset3","w")
f.write(gatesetfile_test3); f.close()
f = open(temp_files + "/sip_test.gateset4","w")
f.write(gatesetfile_test4); f.close()
f = open(temp_files + "/sip_test.gateset5","w")
f.write(gatesetfile_test5); f.close()
f = open(temp_files + "/sip_test.gateset6","w")
f.write(gatesetfile_test6); f.close()
f = open(temp_files + "/sip_test.gateset7","w")
f.write(gatesetfile_test7); f.close()
f = open(temp_files + "/sip_test.gateset8","w")
f.write(gatesetfile_test8); f.close()
f = open(temp_files + "/sip_test.gateset9","w")
f.write(gatesetfile_test9); f.close()
f = open(temp_files + "/sip_test.gateset10","w")
f.write(gatesetfile_test10); f.close()
f = open(temp_files + "/sip_test.gateset11","w")
f.write(gatesetfile_test11); f.close()
f = open(temp_files + "/sip_test.gateset12","w")
f.write(gatesetfile_test12); f.close()
f = open(temp_files + "/sip_test.gateset13","w")
f.write(gatesetfile_test13); f.close()
gs1 = pygsti.io.read_model(temp_files + "/sip_test.model1")
gs2 = pygsti.io.read_model(temp_files + "/sip_test.model2")
with self.assertRaises(ValueError):
pygsti.io.read_model(temp_files + "/sip_test.gateset3")
with self.assertRaises(ValueError):
pygsti.io.read_model(temp_files + "/sip_test.gateset4")
with self.assertRaises(AssertionError):
pygsti.io.read_model(temp_files + "/sip_test.gateset5")
with self.assertRaises(ValueError):
pygsti.io.read_model(temp_files + "/sip_test.gateset6")
with self.assertRaises(ValueError):
pygsti.io.read_model(temp_files + "/sip_test.gateset7")
gs8 = pygsti.io.read_model(temp_files + "/sip_test.gateset8")
#gs9 = pygsti.io.read_model(temp_files + "/sip_test.gateset9") # to test inferred basis dim, which isn't supported anymore (12/20/18)
gs10 = pygsti.io.read_model(temp_files + "/sip_test.gateset10")
self.assertWarns(pygsti.io.read_model, temp_files + "/sip_test.gateset11") #invalid gauge group = warning
with self.assertRaises(ValueError):
pygsti.io.read_model(temp_files + "/sip_test.gateset12") # invalid item type
with self.assertRaises(ValueError):
pygsti.io.read_model(temp_files + "/sip_test.gateset13") # cannot infer basis dim
#print " ==> model1:\n", gs1
#print " ==> model2:\n", gs2
rotXPi = pygsti.construction.build_operation( [(4,)],[('Q0',)], "X(pi,Q0)")
rotXPiOv2 = pygsti.construction.build_operation( [(4,)],[('Q0',)], "X(pi/2,Q0)")
rotYPiOv2 = pygsti.construction.build_operation( [(4,)],[('Q0',)], "Y(pi/2,Q0)")
self.assertArraysAlmostEqual(gs1.operations['G1'],rotXPiOv2)
self.assertArraysAlmostEqual(gs1.operations['G2'],rotYPiOv2)
self.assertArraysAlmostEqual(gs1.preps['rho'], 1/np.sqrt(2)*np.array([1,0,0,1]).reshape(-1,1) )
self.assertArraysAlmostEqual(gs1.povms['Mdefault']['0'], 1/np.sqrt(2)*np.array([1,0,0,-1]).reshape(-1,1) )
self.assertArraysAlmostEqual(gs2.operations['G1'],rotXPiOv2)
self.assertArraysAlmostEqual(gs2.operations['G2'],rotYPiOv2)
self.assertArraysAlmostEqual(gs2.operations['G3'],rotXPi)
self.assertArraysAlmostEqual(gs2.preps['rho_up'], 1/np.sqrt(2)*np.array([1,0,0,1]).reshape(-1,1) )
self.assertArraysAlmostEqual(gs2.povms['Mdefault']['0'], 1/np.sqrt(2)*np.array([1,0,0,1]).reshape(-1,1) )
def test_parse_complicated_circuits(self):
#Test that a bunch of weird nested single layers can be parsed in,
# and that this matches what is parsed in when a circuit object is
# given to Circuit.__init__ and the parsing just checks for consistency:
for expand in [False, True]:
print("Expand = ",expand)
for s in ["(Gx:0)Gy:1", "(Gx:0)^4Gy:1", "[Gx:0Gy:1]","[Gx:0Gy:1]^2","[Gx:0[Gz:2Gy:1]]Gz:0",
"[Gx:0(Gz:2Gy:1)]Gz:0", "[Gx:0[Gz:2Gy:1]^2]", "[Gx:0([Gz:2Gy:1]^2)]"]:
print("FROM ",s,":")
c = pygsti.obj.Circuit(None,stringrep=s, expand_subcircuits=expand)
print(c)
# c._print_labelinfo() #DEBUG - TODO: could check this structure as part of this test
c2 = pygsti.obj.Circuit(c, stringrep=c.str, expand_subcircuits=expand)
self.assertEqual(c, c2)
print("\n\n")
if __name__ == "__main__":
unittest.main(verbosity=2)