


"""simple docstring"""


import numpy as np
import qiskit






def   a__			(					__lowercase  ,      __lowercase )						->						qiskit.QuantumCircuit:
				_A       	=      qiskit.QuantumCircuit(num_qubits + 1 )

				# First, let's deal with the case in which oracle is balanced
				if case == "balanced":
								# First generate a random number that tells us which CNOTs to
								# wrap in X-gates:
								_A       	=      np.random.randint(1  ,      2**num_qubits )
								# Next, format 'b' as a binary string of length 'n', padded with zeros:
								_A       	=      format(snake_case__  ,      f"""0{num_qubits}b""" )
								# Next, we place the first X-gates. Each digit in our binary string
								# corresponds to a qubit, if the digit is 0, we do nothing, if it's 1
								# we apply an X-gate to that qubit:
								for index, bit in enumerate(snake_case__ ):
												if bit == "1":
																oracle_qc.x(snake_case__ )
        # Do the controlled-NOT gates for each qubit, using the output qubit
        # as the target:
								for index in range(snake_case__ ):
												oracle_qc.cx(snake_case__  ,      snake_case__ )
								# Next, place the final X-gates
								for index, bit in enumerate(snake_case__ ):
												if bit == "1":
																oracle_qc.x(snake_case__ )

    # Case in which oracle is constant
				if case == "constant":
								# First decide what the fixed output of the oracle will be
								# (either always 0 or always 1)
								_A       	=      np.random.randint(2 )
								if output == 1:
												oracle_qc.x(snake_case__ )

				_A       	=      oracle_qc.to_gate()
				_A       	=      "Oracle"  # To show when we display the circuit
				return oracle_gate






def   a__			(					__lowercase  ,      __lowercase )						->						qiskit.QuantumCircuit:
				_A       	=      qiskit.QuantumCircuit(num_qubits + 1  ,      snake_case__ )
				# Set up the output qubit:
				dj_circuit.x(snake_case__ )
				dj_circuit.h(snake_case__ )
				# And set up the input register:
				for qubit in range(snake_case__ ):
								dj_circuit.h(snake_case__ )
				# Let's append the oracle gate to our circuit:
				dj_circuit.append(snake_case__  ,      range(num_qubits + 1 ) )
				# Finally, perform the H-gates again and measure:
				for qubit in range(snake_case__ ):
								dj_circuit.h(snake_case__ )

				for i in range(snake_case__ ):
								dj_circuit.measure(snake_case__  ,      snake_case__ )

				return dj_circuit






def   a__			(					__lowercase  ,      __lowercase )						->						qiskit.result.counts.Counts:
				_A       	=      qiskit.Aer.get_backend("aer_simulator" )

				_A       	=      dj_oracle(snake_case__  ,      snake_case__ )
				_A       	=      dj_algorithm(snake_case__  ,      snake_case__ )

				# Execute the circuit on the simulator
				_A       	=      qiskit.execute(snake_case__  ,      snake_case__  ,      shots=1000 )

				# Return the histogram data of the results of the experiment.
				return job.result().get_counts(snake_case__ )


if __name__ == "__main__":
		print(f'''Deutsch Jozsa - Constant Oracle: {deutsch_jozsa("constant", 3)}''')
		print(f'''Deutsch Jozsa - Balanced Oracle: {deutsch_jozsa("balanced", 3)}''')

import unittest
from pathlib import Path

from transformers import is_vision_available, load_tool
from transformers.testing_utils import get_tests_dir

from .test_tools_common import ToolTesterMixin


if is_vision_available():
     from PIL import Image


class 							lowerCamelCase       (		unittest.TestCase			,  __snake_case					):



  """simple docstring"""





  def 					lowercase_						(					self					):
      A_								=					load_tool("image-question-answering"					)
      self.tool.setup()
      A_								=					load_tool("image-question-answering"						,    remote=__UpperCamelCase					)

  def 					lowercase_						(					self					):
      A_								=					Image.open(Path(get_tests_dir("fixtures/tests_samples/COCO"					)					) / "000000039769.png"					)
      A_								=					self.tool(__UpperCamelCase						,    "How many cats are sleeping on the couch?"					)
      self.assertEqual(__UpperCamelCase						,    "2"					)

  def 					lowercase_						(					self					):
      A_								=					Image.open(Path(get_tests_dir("fixtures/tests_samples/COCO"					)					) / "000000039769.png"					)
      A_								=					self.remote_tool(__UpperCamelCase						,    "How many cats are sleeping on the couch?"					)
      self.assertEqual(__UpperCamelCase						,    "2"					)

  def 					lowercase_						(					self					):
      A_								=					Image.open(Path(get_tests_dir("fixtures/tests_samples/COCO"					)					) / "000000039769.png"					)
      A_								=					self.tool(image=__UpperCamelCase						,    question="How many cats are sleeping on the couch?"					)
      self.assertEqual(__UpperCamelCase						,    "2"					)

  def 					lowercase_						(					self					):
      A_								=					Image.open(Path(get_tests_dir("fixtures/tests_samples/COCO"					)					) / "000000039769.png"					)
      A_								=					self.remote_tool(image=__UpperCamelCase						,    question="How many cats are sleeping on the couch?"					)
      self.assertEqual(__UpperCamelCase						,    "2"					)






