



'''simple docstring'''







import os
import unittest

from transformers import is_torch_available
from transformers.testing_utils import require_sentencepiece, require_tokenizers, require_torch, slow, torch_device


if is_torch_available():
		import torch

		from transformers import GPTaLMHeadModel

@require_torch
@require_sentencepiece
@require_tokenizers
class      lowerCamelCase__     (     unittest.TestCase				):






	'''simple docstring'''

	@slow
	@unittest.skip("""Model is not available."""					)
	def      lowercase__							(  self		:  Optional[Any]					)     ->			Tuple:




								'''simple docstring'''





								lowerCAmelCase__  =   """nvidia/megatron-gpt2-345m/"""
								if "MYDIR" in os.environ:
															lowerCAmelCase__  =   os.path.join(os.environ["""MYDIR"""]   ,		__A					)
								lowerCAmelCase__  =   GPTaLMHeadModel.from_pretrained(__A					)
								model.to(__A					)
								model.half()

								lowerCAmelCase__  =   torch.tensor(
								    [[101, 7110, 1005, 1056, 2023, 1_1333, 1_7413, 1029, 102]]   ,		device=__A   ,		dtype=torch.long   ,		)

								with torch.no_grad():
															lowerCAmelCase__  =   model(__A					).logits

								lowerCAmelCase__  =   torch.Size((1, 9, 5_0257)					)
								self.assertEqual(output.shape   ,		__A					)

								lowerCAmelCase__  =   torch.tensor(
								    [
								        4.9_4_1_4,
								        -0.2_9_2_0,
								        -1.2_1_4_8,
								        -4.0_2_7_3,
								        -0.5_1_6_1,
								        -5.2_1_0_9,
								        -1.2_4_1_2,
								        -1.8_3_0_1,
								        -1.7_7_3_4,
								        -4.7_1_4_8,
								        -0.2_3_1_7,
								        -1.0_8_1_1,
								        -2.1_7_7_7,
								        0.4_1_4_1,
								        -3.7_9_6_9,
								        -4.0_5_8_6,
								        -2.5_3_3_2,
								        -3.3_8_0_9,
								        4.3_8_6_7,
								    ]   ,		device=__A   ,		dtype=torch.half   ,		)

								for i in range(19					):
															lowerCAmelCase__  ,lowerCAmelCase__  =   8 * i // 17, 2792 * i  # along the diagonal
															lowerCAmelCase__  ,lowerCAmelCase__  =   output[0, r, c], expected_diag[i]
															lowerCAmelCase__  =   f'''row={r} col={c} computed={computed} expected={expected}'''
															self.assertAlmostEqual(__A   ,		__A   ,		delta=1E-4   ,		msg=__A					)










'''simple docstring'''







def 			_lowerCAmelCase(      UpperCAmelCase_      :	str					, UpperCAmelCase_      :	str					, UpperCAmelCase_      :	int					, UpperCAmelCase_      :	int					, UpperCAmelCase_      :	int					, UpperCAmelCase_      :	int					, ) ->							tuple[list[list[int]], list[list[str]]]:
							lowerCAmelCase__  =   list(UpperCAmelCase_						)
							lowerCAmelCase__  =   list(UpperCAmelCase_						)
							lowerCAmelCase__  =   len(UpperCAmelCase_						)
							lowerCAmelCase__  =   len(UpperCAmelCase_						)

							lowerCAmelCase__  =   [
							    [0 for _ in range(len_destination_seq + 1						)] for _ in range(len_source_seq + 1						)
							]
							lowerCAmelCase__  =   [
							    ["""0""" for _ in range(len_destination_seq + 1						)] for _ in range(len_source_seq + 1						)
							]

							for i in range(1					, len_source_seq + 1						):
														lowerCAmelCase__  =   i * delete_cost
														lowerCAmelCase__  =   F'''D{source_seq[i - 1]:c}'''

							for i in range(1					, len_destination_seq + 1						):
														lowerCAmelCase__  =   i * insert_cost
														lowerCAmelCase__  =   F'''I{destination_seq[i - 1]:c}'''

							for i in range(1					, len_source_seq + 1						):
														for j in range(1					, len_destination_seq + 1						):
																					if source_seq[i - 1] == destination_seq[j - 1]:
																												lowerCAmelCase__  =   costs[i - 1][j - 1] + copy_cost
																												lowerCAmelCase__  =   F'''C{source_seq[i - 1]:c}'''
																					else:
																												lowerCAmelCase__  =   costs[i - 1][j - 1] + replace_cost
																												lowerCAmelCase__  =   F'''R{source_seq[i - 1]:c}''' + str(destination_seq[j - 1]						)

																					if costs[i - 1][j] + delete_cost < costs[i][j]:
																												lowerCAmelCase__  =   costs[i - 1][j] + delete_cost
																												lowerCAmelCase__  =   F'''D{source_seq[i - 1]:c}'''

																					if costs[i][j - 1] + insert_cost < costs[i][j]:
																												lowerCAmelCase__  =   costs[i][j - 1] + insert_cost
																												lowerCAmelCase__  =   F'''I{destination_seq[j - 1]:c}'''

							return costs, ops
def 			_lowerCAmelCase(      UpperCAmelCase_      :	list[list[str]]					, UpperCAmelCase_      :	int					, UpperCAmelCase_      :	int						) ->							list[str]:
							if i == 0 and j == 0:
														return []
							else:
														if ops[i][j][0] == "C" or ops[i][j][0] == "R":
																					lowerCAmelCase__  =   assemble_transformation(UpperCAmelCase_					, i - 1					, j - 1						)
																					seq.append(ops[i][j]						)
																					return seq
														elif ops[i][j][0] == "D":
																					lowerCAmelCase__  =   assemble_transformation(UpperCAmelCase_					, i - 1					, UpperCAmelCase_						)
																					seq.append(ops[i][j]						)
																					return seq
														else:
																					lowerCAmelCase__  =   assemble_transformation(UpperCAmelCase_					, UpperCAmelCase_					, j - 1						)
																					seq.append(ops[i][j]						)
																					return seq


if __name__ == "__main__":
		_UpperCamelCase						, _UpperCamelCase  						=			compute_transform_tables("""Python""", """Algorithms""", -1, 1, 2, 2)

		_UpperCamelCase  						=			len(operations)
		_UpperCamelCase  						=			len(operations[0])
		_UpperCamelCase  						=			assemble_transformation(operations, m - 1, n - 1)

		_UpperCamelCase  						=			list("""Python""")
		_UpperCamelCase  						=			0
		_UpperCamelCase  						=			0

		with open("""min_cost.txt""", """w""") as file:
				for op in sequence:
						print("""""".join(string))

						if op[0] == "C":
								file.write("""%-16s""" % """Copy %c""" % op[1])
								file.write("""\t\t\t""" + """""".join(string))
								file.write("""\r\n""")

								cost -= 1
						elif op[0] == "R":
								_UpperCamelCase  						=			op[2]

								file.write("""%-16s""" % ("""Replace %c""" % op[1] + """ with """ + str(op[2])))
								file.write("""\t\t""" + """""".join(string))
								file.write("""\r\n""")

								cost += 1
						elif op[0] == "D":
								string.pop(i)

								file.write("""%-16s""" % """Delete %c""" % op[1])
								file.write("""\t\t\t""" + """""".join(string))
								file.write("""\r\n""")

								cost += 2
						else:
								string.insert(i, op[1])

								file.write("""%-16s""" % """Insert %c""" % op[1])
								file.write("""\t\t\t""" + """""".join(string))
								file.write("""\r\n""")

								cost += 2

						i += 1

				print("""""".join(string))
				print("""Cost: """, cost)

				file.write("""\r\nMinimum cost: """ + str(cost))





