def run_blackbird_script(args):
"""Run a blackbird script.
Related arguments:
* input: the input blackbird script to be run
* output: the output file to store the results in (optional)
Args:
args (ArgumentParser): arguments that were specified on the command
line stored as attributes in an argument parser object
"""
try:
program = load(args.input)
except FileNotFoundError:
sys.stdout.write("The {} blackbird script was not found.".format(
args.input))
sys.exit()
eng = RemoteEngine(program.target)
sys.stdout.write("Executing program on remote hardware...\n")
result = eng.run(program)
if result and result.samples is not None:
write_script_results(result.samples, output_file=args.output)
else:
sys.stdout.write(
"Ooops! Something went wrong with obtaining the results. Please check the Blackbird script specified and the connection to the remote engine."
)
sys.exit()
def test_run(self, prog):
"""Tests that a blocking job execution can succeed."""
engine = RemoteEngine("X8_01")
result = engine.run(prog, shots=10)
assert result is not None
assert np.array_equal(result.samples, [[1, 2], [3, 4]])
result.state is None
def test_run_complete(self, connection, prog, job_to_complete):
"""Tests a successful blocking job execution."""
engine = RemoteEngine("X8_01", connection=connection)
result = engine.run(prog, shots=10)
assert np.array_equal(result.samples, np.array([[1, 2], [3, 4]]))
with pytest.raises(
AttributeError, match="The state is undefined for a stateless computation."
):
result.state