code: 
  
  '''simple docstring'''
  
  
  
  
  
  import argparse
  import glob
  import inspect
  import os
  import re
  import unittest
  
  from get_test_info import get_test_classes
  
  from tests.test_pipeline_mixin import pipeline_test_mapping
  
  
  _lowerCAmelCase     :			List[str]    ={}
  for task, _ in pipeline_test_mapping.items():
  					_lowerCAmelCase     :			List[Any]    ={'pt': None, 'tf': None}
  
  
  # DO **NOT** add item to this set (unless the reason is approved)
  _lowerCAmelCase     :			List[str]    ={
      'tests/models/esm/test_modeling_esmfold.py',  # The pipeline test mapping is added to `test_modeling_esm.py`
  }
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE			):
  
  
  
  
  
  
  
  	if "ModelTesterMixin" in [x.__name__ for x in test_class.__bases__]:
  		return "pt"
  	elif "TFModelTesterMixin" in [x.__name__ for x in test_class.__bases__]:
  		return "tf"
  	elif "FlaxModelTesterMixin" in [x.__name__ for x in test_class.__bases__]:
  		return "flax"
  	else:
  		return None
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE			):
  
  
  
  
  
  
  
  	if PIPELINE_TEST_MAPPING[task].get(lowercase_  ,lowercase_			) is not None:
  		return PIPELINE_TEST_MAPPING[task][framework]
  
  	UpperCAmelCase__:  int		       =   pipeline_test_mapping[task]["test"]
  	UpperCAmelCase__:  Union[str, Any]		       =   None
  
  	if framework == "pt":
  		UpperCAmelCase__:  Optional[int]		       =   getattr(lowercase_  ,"model_mapping"  ,lowercase_			)
  	elif framework == "tf":
  		UpperCAmelCase__:  Union[str, Any]		       =   getattr(lowercase_  ,"tf_model_mapping"  ,lowercase_			)
  
  	if mapping is not None:
  		UpperCAmelCase__:  int		       =   dict(mapping.items()			)
  
  	# cache the results
  	UpperCAmelCase__:  Any		       =   mapping
  	return mapping
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE			):
  	UpperCAmelCase__:  int		       =   get_framework(lowercase_			)
  	if framework is None:
  		return None
  	UpperCAmelCase__:  Tuple		       =   get_mapping_for_task(lowercase_  ,lowercase_			)
  	if mapping is None:
  		return None
  
  	UpperCAmelCase__:  Any		       =   list({model_class.config_class for model_class in test_class.all_model_classes}			)
  	if len(lowercase_			) != 1:
  		raise ValueError("There should be exactly one configuration class from `test_class.all_model_classes`."			)
  
  	# This could be a list/tuple of model classes, but it's rare.
  	UpperCAmelCase__:  Optional[int]		       =   mapping.get(config_classes[0]  ,lowercase_			)
  	if isinstance(lowercase_  ,(tuple, list)			):
  		UpperCAmelCase__:  Union[str, Any]		       =   sorted(lowercase_  ,key=lambda SCREAMING_SNAKE_CASE			: x.__name__			)
  
  	return model_class
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE			):
  	UpperCAmelCase__:  Union[str, Any]		       =   [(task, get_model_for_pipeline_test(lowercase_  ,lowercase_			)) for task in pipeline_test_mapping]
  	UpperCAmelCase__:  List[Any]		       =   sorted([(task, model) for task, model in mapping if model is not None]  ,key=lambda SCREAMING_SNAKE_CASE			: x[0]			)
  
  	return dict(lowercase_			)
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE			):
  	UpperCAmelCase__:  Union[str, Any]		       =   get_framework(lowercase_			)
  	if framework == "pt":
  		UpperCAmelCase__:  int		       =   "torch"
  	UpperCAmelCase__:  List[str]		       =   "{}"
  
  	UpperCAmelCase__:  Tuple		       =   get_pipeline_model_mapping(lowercase_			)
  	if len(lowercase_			) == 0:
  		return ""
  
  	UpperCAmelCase__:  int		       =   []
  	for task, model_classes in mapping.items():
  		if isinstance(lowercase_  ,(tuple, list)			):
  			# A list/tuple of model classes
  			UpperCAmelCase__:  Union[str, Any]		       =   "(" + ", ".join([x.__name__ for x in model_classes]			) + ")"
  		else:
  			# A single model class
  			UpperCAmelCase__:  Tuple		       =   model_classes.__name__
  		texts.append(f"\"{task}\": {value}"			)
  	UpperCAmelCase__:  int		       =   "{" + ", ".join(lowercase_			) + "}"
  	UpperCAmelCase__:  str		       =   f"pipeline_model_mapping = {text} if is_{framework}_available() else {default_value}"
  
  	return text
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE			):
  	UpperCAmelCase__:  Union[str, Any]		       =   {"ModelTesterMixin", "TFModelTesterMixin", "FlaxModelTesterMixin"}
  	if not issubclass(lowercase_  ,unittest.TestCase			):
  		return False
  	return len(base_class_names.intersection([x.__name__ for x in test_class.__bases__]			)			) > 0
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE			):
  	UpperCAmelCase__:  Union[str, Any]		       =   [x for x in get_test_classes(lowercase_			) if is_valid_test_class(lowercase_			)]
  
  	UpperCAmelCase__:  Dict		       =   None
  	for test_class in test_classes:
  		# If a test class has defined `pipeline_model_mapping`, let's take it
  		if getattr(lowercase_  ,"pipeline_model_mapping"  ,lowercase_			) is not None:
  			UpperCAmelCase__:  Optional[int]		       =   test_class
  			break
      # Take the test class with the shortest name (just a heuristic)
  	if target_test_class is None and len(lowercase_			) > 0:
  		UpperCAmelCase__:  Tuple		       =   sorted(lowercase_  ,key=lambda SCREAMING_SNAKE_CASE			: (len(x.__name__			), x.__name__)			)[0]
  
  	return target_test_class
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE			):
  	UpperCAmelCase__:  Optional[int]		       =   start_idx
  	for idx, line in enumerate(lines[start_idx:]			):
  		UpperCAmelCase__:  Dict		       =   len(lowercase_			) - len(line.lstrip()			)
  		if idx == 0 or indent > indent_level or (indent == indent_level and line.strip() == ")"):
  			UpperCAmelCase__:  str		       =   start_idx + idx
  		elif idx > 0 and indent <= indent_level:
  			# Outside the definition block of `pipeline_model_mapping`
  			break
  
  	return end_idx
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE=False			):
  
  
  
  
  
  
  
  	if getattr(lowercase_  ,"pipeline_model_mapping"  ,lowercase_			) is not None:
  		if not overwrite:
  			return "", -1
  
  	UpperCAmelCase__:  Dict		       =   get_pipeline_model_mapping_string(lowercase_			)
  	if len(lowercase_			) == 0:
  		return "", -1
  	UpperCAmelCase__:  int		       =   line_to_add + "\n"
  
  	# The code defined the class `test_class`
  	UpperCAmelCase__       ,	UpperCAmelCase__:  List[Any]		       =   inspect.getsourcelines(lowercase_			)
  	# `inspect` gives the code for an object, including decorator(s) if any.
  	# We (only) need the exact line of the class definition.
  	for idx, line in enumerate(lowercase_			):
  		if line.lstrip().startswith("class "			):
  			UpperCAmelCase__:  List[Any]		       =   class_lines[idx:]
  			class_start_line_no += idx
  			break
  	UpperCAmelCase__:  List[Any]		       =   class_start_line_no + len(lowercase_			) - 1
  
  	# The index in `class_lines` that starts the definition of `all_model_classes`, `all_generative_model_classes` or
  	# `pipeline_model_mapping`. This assumes they are defined in such order, and we take the start index of the last
  	# block that appears in a `test_class`.
  	UpperCAmelCase__:  int		       =   None
  	# The indent level of the line at `class_lines[start_idx]` (if defined)
  	UpperCAmelCase__:  Any		       =   0
  	# To record if `pipeline_model_mapping` is found in `test_class`.
  	UpperCAmelCase__:  Tuple		       =   None
  	for idx, line in enumerate(lowercase_			):
  		if line.strip().startswith("all_model_classes = "			):
  			UpperCAmelCase__:  int		       =   len(lowercase_			) - len(line.lstrip()			)
  			UpperCAmelCase__:  Tuple		       =   idx
  		elif line.strip().startswith("all_generative_model_classes = "			):
  			UpperCAmelCase__:  Any		       =   len(lowercase_			) - len(line.lstrip()			)
  			UpperCAmelCase__:  str		       =   idx
  		elif line.strip().startswith("pipeline_model_mapping = "			):
  			UpperCAmelCase__:  Optional[int]		       =   len(lowercase_			) - len(line.lstrip()			)
  			UpperCAmelCase__:  Optional[Any]		       =   idx
  			UpperCAmelCase__:  Dict		       =   line
  			break
  
  	if start_idx is None:
  		return "", -1
  	# Find the ending index (inclusive) of the above found block.
  	UpperCAmelCase__:  Union[str, Any]		       =   find_block_ending(lowercase_  ,lowercase_  ,lowercase_			)
  
  	# Extract `is_xxx_available()` from existing blocks: some models require specific libraries like `timm` and use
  	# `is_timm_available()` instead of `is_torch_available()`.
  	# Keep leading and trailing whitespaces
  	UpperCAmelCase__:  str		       =   re.compile(R"\s(is_\S+?_available\(\))\s"			)
  	for line in class_lines[start_idx : end_idx + 1]:
  		UpperCAmelCase__:  List[str]		       =   r.search(lowercase_			)
  		if backend_condition is not None:
  			# replace the leading and trailing whitespaces to the space character " ".
  			UpperCAmelCase__:  int		       =   " " + backend_condition[0][1:-1] + " "
  			UpperCAmelCase__:  List[str]		       =   r.sub(lowercase_  ,lowercase_			)
  			break
  
  	if def_line is None:
  		# `pipeline_model_mapping` is not defined. The target index is set to the ending index (inclusive) of
  		# `all_model_classes` or `all_generative_model_classes`.
  		UpperCAmelCase__:  Optional[Any]		       =   end_idx
  	else:
  		# `pipeline_model_mapping` is defined. The target index is set to be one **BEFORE** its start index.
  		UpperCAmelCase__:  str		       =   start_idx - 1
  		# mark the lines of the currently existing `pipeline_model_mapping` to be removed.
  		for idx in range(lowercase_  ,end_idx + 1			):
  			# These lines are going to be removed before writing to the test file.
  			UpperCAmelCase__:  Dict		       =   None  # noqa
  
      # Make sure the test class is a subclass of `PipelineTesterMixin`.
  	UpperCAmelCase__:  Tuple		       =   [x.__name__ for x in test_class.__bases__]
  	if "PipelineTesterMixin" not in parent_classes:
  		# Put `PipelineTesterMixin` just before `unittest.TestCase`
  		UpperCAmelCase__:  List[str]		       =   [x for x in parent_classes if x != "TestCase"] + ["PipelineTesterMixin"]
  		if "TestCase" in parent_classes:
  			# Here we **assume** the original string is always with `unittest.TestCase`.
  			_parent_classes.append("unittest.TestCase"			)
  		UpperCAmelCase__:  Any		       =   ", ".join(_parent_classes			)
  		for idx, line in enumerate(lowercase_			):
  			# Find the ending of the declaration of `test_class`
  			if line.strip().endswith("):"			):
  				# mark the lines of the declaration of `test_class` to be removed
  				for _idx in range(idx + 1			):
  					UpperCAmelCase__:  str		       =   None  # noqa
  				break
          # Add the new, one-line, class declaration for `test_class`
  		UpperCAmelCase__:  Union[str, Any]		       =   f"class {test_class.__name__}({parent_classes}):\n"
  
  	# Add indentation
  	UpperCAmelCase__:  List[Any]		       =   " " * indent_level + line_to_add
  	# Insert `pipeline_model_mapping` to `class_lines`.
  	# (The line at `target_idx` should be kept by definition!)
  	UpperCAmelCase__:  Union[str, Any]		       =   class_lines[: target_idx + 1] + [line_to_add] + class_lines[target_idx + 1 :]
  	# Remove the lines that are marked to be removed
  	UpperCAmelCase__:  str		       =   [x for x in class_lines if x is not None]
  
  	# Move from test class to module (in order to write to the test file)
  	UpperCAmelCase__:  Optional[int]		       =   inspect.getsourcelines(inspect.getmodule(lowercase_			)			)[0]
  	# Be careful with the 1-off between line numbers and array indices
  	UpperCAmelCase__:  Any		       =   module_lines[: class_start_line_no - 1] + class_lines + module_lines[class_end_line_no:]
  	UpperCAmelCase__:  Optional[int]		       =   "".join(lowercase_			)
  
  	UpperCAmelCase__:  Any		       =   inspect.getsourcefile(lowercase_			)
  	with open(lowercase_  ,"w"  ,encoding="UTF-8"  ,newline="\n"			) as fp:
  		fp.write(lowercase_			)
  
  	return line_to_add
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE=False			):
  	UpperCAmelCase__:  Union[str, Any]		       =   find_test_class(lowercase_			)
  	if test_class:
  		add_pipeline_model_mapping(lowercase_  ,overwrite=lowercase_			)
  
  
  if __name__ == "__main__":
  					_lowerCAmelCase     :			List[str]    =argparse.ArgumentParser()
  					parser.add_argument(
  					    """--test_file""", type=str, help="""A path to the test file, starting with the repository\'s `tests` directory."""
  					)
  					parser.add_argument(
  					    """--all""",
  					    action="""store_true""",
  					    help="""If to check and modify all test files.""",
  					)
  					parser.add_argument(
  					    """--overwrite""",
  					    action="""store_true""",
  					    help="""If to overwrite a test class if it has already defined `pipeline_model_mapping`.""",
  					)
  					_lowerCAmelCase     :			Union[str, Any]    =parser.parse_args()
  
  					if not args.all and not args.test_file:
  										raise ValueError("""Please specify either `test_file` or pass `--all` to check/modify all test files.""")
  					elif args.all and args.test_file:
  										raise ValueError("""Only one of `--test_file` and `--all` could be specified.""")
  
  					_lowerCAmelCase     :			Optional[Any]    =[]
  					if args.test_file:
  										_lowerCAmelCase     :			List[Any]    =[args.test_file]
  					else:
  										_lowerCAmelCase     :			Union[str, Any]    =os.path.join("""tests""", """models""", """**""", """test_modeling_*.py""")
  										for test_file in glob.glob(pattern):
  															# `Flax` is not concerned at this moment
  															if not test_file.startswith("""test_modeling_flax_"""):
  																				test_files.append(test_file)
  
  					for test_file in test_files:
  										if test_file in TEST_FILE_TO_IGNORE:
  															print(F"[SKIPPED] {test_file} is skipped as it is in `TEST_FILE_TO_IGNORE` in the file {__file__}.")
  															continue
  										add_pipeline_model_mapping_to_test_file(test_file, overwrite=args.overwrite)
style_context: 
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,):
  	UpperCAmelCase__:  Tuple		       =   list(SCREAMING_SNAKE_CASE			)
  	UpperCAmelCase__:  int		       =   list(SCREAMING_SNAKE_CASE			)
  	UpperCAmelCase__:  Dict		       =   len(SCREAMING_SNAKE_CASE			)
  	UpperCAmelCase__:  int		       =   len(SCREAMING_SNAKE_CASE			)
  
  	UpperCAmelCase__:  Any		       =   [
  	    [0 for _ in range(len_destination_seq + 1			)] for _ in range(len_source_seq + 1			)
  	]
  	UpperCAmelCase__:  List[Any]		       =   [
  	    ["0" for _ in range(len_destination_seq + 1			)] for _ in range(len_source_seq + 1			)
  	]
  
  	for i in range(1  ,len_source_seq + 1			):
  		UpperCAmelCase__:  List[Any]		       =   i * delete_cost
  		UpperCAmelCase__:  str		       =   f"D{source_seq[i - 1]:c}"
  
  	for i in range(1  ,len_destination_seq + 1			):
  		UpperCAmelCase__:  Union[str, Any]		       =   i * insert_cost
  		UpperCAmelCase__:  Optional[Any]		       =   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]:
  				UpperCAmelCase__:  Any		       =   costs[i - 1][j - 1] + copy_cost
  				UpperCAmelCase__:  Tuple		       =   f"C{source_seq[i - 1]:c}"
  			else:
  				UpperCAmelCase__:  Union[str, Any]		       =   costs[i - 1][j - 1] + replace_cost
  				UpperCAmelCase__:  Optional[int]		       =   f"R{source_seq[i - 1]:c}" + str(destination_seq[j - 1]			)
  
  			if costs[i - 1][j] + delete_cost < costs[i][j]:
  				UpperCAmelCase__:  Optional[int]		       =   costs[i - 1][j] + delete_cost
  				UpperCAmelCase__:  int		       =   f"D{source_seq[i - 1]:c}"
  
  			if costs[i][j - 1] + insert_cost < costs[i][j]:
  				UpperCAmelCase__:  Any		       =   costs[i][j - 1] + insert_cost
  				UpperCAmelCase__:  Tuple		       =   f"I{destination_seq[j - 1]:c}"
  
  	return costs, ops
  
  
  
  def  _A  (			SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE			):
  	if i == 0 and j == 0:
  		return []
  	else:
  		if ops[i][j][0] == "C" or ops[i][j][0] == "R":
  			UpperCAmelCase__:  Union[str, Any]		       =   assemble_transformation(SCREAMING_SNAKE_CASE  ,i - 1  ,j - 1			)
  			seq.append(ops[i][j]			)
  			return seq
  		elif ops[i][j][0] == "D":
  			UpperCAmelCase__:  Optional[Any]		       =   assemble_transformation(SCREAMING_SNAKE_CASE  ,i - 1  ,SCREAMING_SNAKE_CASE			)
  			seq.append(ops[i][j]			)
  			return seq
  		else:
  			UpperCAmelCase__:  Dict		       =   assemble_transformation(SCREAMING_SNAKE_CASE  ,SCREAMING_SNAKE_CASE  ,j - 1			)
  			seq.append(ops[i][j]			)
  			return seq
  
  
  if __name__ == "__main__":
  					_lowerCAmelCase   ,  _lowerCAmelCase     :			Dict    =compute_transform_tables("""Python""", """Algorithms""", -1, 1, 2, 2)
  
  					_lowerCAmelCase     :			List[Any]    =len(operations)
  					_lowerCAmelCase     :			Optional[int]    =len(operations[0])
  					_lowerCAmelCase     :			Dict    =assemble_transformation(operations, m - 1, n - 1)
  
  					_lowerCAmelCase     :			int    =list("""Python""")
  					_lowerCAmelCase     :			Optional[int]    =0
  					_lowerCAmelCase     :			List[Any]    =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":
  																				_lowerCAmelCase     :			Tuple    =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))