

import argparse
import os
import re


# All paths are set with the intent you should run this script from the root of the repo with the command
# python utils/check_dummies.py
lowerCAmelCase__             =		"""src/transformers"""

# Matches is_xxx_available()
lowerCAmelCase__             =		re.compile(R"""is\_([a-z_]*)_available()""")
# Matches from xxx import bla
lowerCAmelCase__             =		re.compile(R"""\s+from\s+\S*\s+import\s+([^\(\s].*)\n""")
lowerCAmelCase__             =		re.compile(R"""^\s+if\s+not\s+\(?is\_[a-z_]*\_available\(\)""")


lowerCAmelCase__             =		"""
{0} = None
"""

lowerCAmelCase__             =		"""
class {0}(metaclass=DummyObject):
    _backends = {1}

    def __init__(self, *args, **kwargs):
        requires_backends(self, {1})
"""


lowerCAmelCase__             =		"""
def {0}(*args, **kwargs):
    requires_backends({0}, {1})
"""






def        lowerCamelCase_  (				UpperCAmelCase_				:  List[str]						)    ->					List[str]:




	'''simple docstring'''




	if _re_test_backend.search(UpperCAmelCase_						) is None:
		return None
	_UpperCamelCase :		List[Any]								=    [b[0] for b in _re_backend.findall(UpperCAmelCase_						)]
	backends.sort()
	return "_and_".join(UpperCAmelCase_						)






def        lowerCamelCase_  (				)    ->					Dict:




	'''simple docstring'''




	with open(os.path.join(UpperCAmelCase_				,							'__init__.py'						)				,							'r'				,							encoding='utf-8'				,							newline='\n'						) as f:
		_UpperCamelCase :		Union[str, Any]								=    f.readlines()

	# Get to the point we do the actual imports for type checking
	_UpperCamelCase :		Optional[Any]								=    0
	while not lines[line_index].startswith('if TYPE_CHECKING'						):
		line_index += 1

	_UpperCamelCase :		Optional[Any]								=    {}
	# Go through the end of the file
	while line_index < len(UpperCAmelCase_						):
		# If the line is an if is_backend_available, we grab all objects associated.
		_UpperCamelCase :		str								=    find_backend(lines[line_index]						)
		if backend is not None:
			while not lines[line_index].startswith('    else:'						):
				line_index += 1
			line_index += 1

			_UpperCamelCase :		Optional[Any]								=    []
			# Until we unindent, add backend objects to the list
			while len(lines[line_index]						) <= 1 or lines[line_index].startswith(' ' * 8						):
				_UpperCamelCase :		Union[str, Any]								=    lines[line_index]
				_UpperCamelCase :		int								=    _re_single_line_import.search(UpperCAmelCase_						)
				if single_line_import_search is not None:
					objects.extend(single_line_import_search.groups()[0].split(', '						)						)
				elif line.startswith(' ' * 1_2						):
					objects.append(line[1_2:-2]						)
				line_index += 1

			_UpperCamelCase :		List[str]								=    objects
		else:
			line_index += 1

	return backend_specific_objects






def        lowerCamelCase_  (				UpperCAmelCase_				:  str				,							UpperCAmelCase_				:  List[Any]						)    ->					Any:




	'''simple docstring'''




	if name.isupper():
		return DUMMY_CONSTANT.format(UpperCAmelCase_						)
	elif name.islower():
		return DUMMY_FUNCTION.format(UpperCAmelCase_				,							UpperCAmelCase_						)
	else:
		return DUMMY_CLASS.format(UpperCAmelCase_				,							UpperCAmelCase_						)






def        lowerCamelCase_  (				UpperCAmelCase_				:  int=None						)    ->					List[str]:




	'''simple docstring'''




	if backend_specific_objects is None:
		_UpperCamelCase :		List[str]								=    read_init()
	# For special correspondence backend to module name as used in the function requires_modulename
	_UpperCamelCase :		List[str]								=    {}

	for backend, objects in backend_specific_objects.items():
		_UpperCamelCase :		List[Any]								=    '[' + ', '.join(F'''"{b}"''' for b in backend.split('_and_'						)						) + ']'
		_UpperCamelCase :		int								=    '# This file is autogenerated by the command `make fix-copies`, do not edit.\n'
		dummy_file += "from ..utils import DummyObject, requires_backends\n\n"
		dummy_file += "\n".join([create_dummy_object(UpperCAmelCase_				,							UpperCAmelCase_						) for o in objects]						)
		_UpperCamelCase :		int								=    dummy_file

	return dummy_files






def        lowerCamelCase_  (				UpperCAmelCase_				:  List[Any]=False						)    ->					int:




	'''simple docstring'''




	_UpperCamelCase :		List[str]								=    create_dummy_files()
	# For special correspondence backend to shortcut as used in utils/dummy_xxx_objects.py
	_UpperCamelCase :		Union[str, Any]								=    {'torch': 'pt'}

	# Locate actual dummy modules and read their content.
	_UpperCamelCase :		int								=    os.path.join(UpperCAmelCase_				,							'utils'						)
	_UpperCamelCase :		Union[str, Any]								=    {
	    backend: os.path.join(UpperCAmelCase_				,							F'''dummy_{short_names.get(UpperCAmelCase_				,							UpperCAmelCase_						)}_objects.py'''						)
	    for backend in dummy_files.keys()
	}

	_UpperCamelCase :		Any								=    {}
	for backend, file_path in dummy_file_paths.items():
		if os.path.isfile(UpperCAmelCase_						):
			with open(UpperCAmelCase_				,							'r'				,							encoding='utf-8'				,							newline='\n'						) as f:
				_UpperCamelCase :		Union[str, Any]								=    f.read()
		else:
			_UpperCamelCase :		Optional[int]								=    ''

	for backend in dummy_files.keys():
		if dummy_files[backend] != actual_dummies[backend]:
			if overwrite:
				print(
				    F'''Updating transformers.utils.dummy_{short_names.get(UpperCAmelCase_				,							UpperCAmelCase_						)}_objects.py as the main '''
				    '__init__ has new objects.'						)
				with open(dummy_file_paths[backend]				,							'w'				,							encoding='utf-8'				,							newline='\n'						) as f:
					f.write(dummy_files[backend]						)
			else:
				raise ValueError(
				    'The main __init__ has objects that are not present in '
				    F'''transformers.utils.dummy_{short_names.get(UpperCAmelCase_				,							UpperCAmelCase_						)}_objects.py. Run `make fix-copies` '''
				    'to fix this.'						)


if __name__ == "__main__":
							lowerCAmelCase__             =		argparse.ArgumentParser()
							parser.add_argument("""--fix_and_overwrite""", action="""store_true""", help="""Whether to fix inconsistencies.""")
							lowerCAmelCase__             =		parser.parse_args()

							check_dummies(args.fix_and_overwrite)









"""simple docstring"""


from itertools import permutations

def 					_lowerCAmelCase (  lowercase_ = 5		):
						if gon_side < 3 or gon_side > 5:
												raise ValueError('gon_side must be in the range [3, 5]'		)

						# Since it's 16, we know 10 is on the outer ring
						# Put the big numbers at the end so that they are never the first number
						UpperCAmelCase			 =					list(range(gon_side + 1						,      0						,      -1		)		)
						UpperCAmelCase			 =					list(range(gon_side + 2						,      gon_side * 2 + 1		)		)

						for perm in permutations(small_numbers + big_numbers		):
												UpperCAmelCase			 =					generate_gon_ring(lowercase_						,      list(lowercase_		)		)
												if is_magic_gon(lowercase_		):
																		return int(''.join(str(lowercase_		) for n in numbers		)		)

						UpperCAmelCase			 =					F"""Magic {gon_side}-gon ring is impossible"""
						raise ValueError(lowercase_		)

def 					_lowerCAmelCase (  lowercase_						,      lowercase_		):
						UpperCAmelCase			 =					[0] * (gon_side * 3)
						UpperCAmelCase			 =					perm[0:3]
						perm.append(perm[1]		)

						UpperCAmelCase			 =					1 if gon_side < 5 else 2

						for i in range(1						,      len(lowercase_		) // 3 + magic_number		):
												UpperCAmelCase			 =					perm[2 * i + 1]
												UpperCAmelCase			 =					result[3 * i - 1]
												UpperCAmelCase			 =					perm[2 * i + 2]

						return result

def 					_lowerCAmelCase (  lowercase_		):
						if len(lowercase_		) % 3 != 0:
												raise ValueError('a gon ring should have a length that is a multiple of 3'		)

						if min(numbers[::3]		) != numbers[0]:
												return False

						UpperCAmelCase			 =					sum(numbers[:3]		)

						return all(sum(numbers[i : i + 3]		) == total for i in range(3						,      len(lowercase_		)						,      3		)		)


if __name__ == "__main__":
				print(solution())





