






import argparse
import os
import re


a__       =     """src/transformers"""

# Pattern that looks at the indentation in a line.
a__       =     re.compile(r"""^(\s*)\S""")
# Pattern that matches `"key":" and puts `key` in group 0.
a__       =     re.compile(r"""^\s*\"([^\"]+)\":""")
# Pattern that matches `_import_structure["key"]` and puts `key` in group 0.
a__       =     re.compile(r"""^\s*_import_structure\[\"([^\"]+)\"\]""")
# Pattern that matches `"key",` and puts `key` in group 0.
a__       =     re.compile(r"""^\s*\"([^\"]+)\",\s*$""")
# Pattern that matches any `[stuff]` and puts `stuff` in group 0.
a__       =     re.compile(r"""\[([^\]]+)\]""")

def _UpperCAmelCase   (	a						:	Tuple ):
							snake_case__	  =       _re_indent.search(a )
							return "" if search is None else search.groups()[0]

def _UpperCAmelCase   (	a						:	int  ,					a						:	Dict=""  ,					a						:	Tuple=None  ,					a						:	Dict=None ):
							snake_case__	  =       0
							snake_case__	  =       code.split("""\n""" )
							if start_prompt is not None:
														while not lines[index].startswith(a ):
																					index += 1
														snake_case__	  =       ["""\n""".join(lines[:index] )]
							else:
														snake_case__	  =       []

							# We split into blocks until we get to the `end_prompt` (or the end of the block).
							snake_case__	  =       [lines[index]]
							index += 1
							while index < len(a ) and (end_prompt is None or not lines[index].startswith(a )):
														if len(lines[index] ) > 0 and get_indent(lines[index] ) == indent_level:
																					if len(a ) > 0 and get_indent(current_block[-1] ).startswith(indent_level + """ """ ):
																												current_block.append(lines[index] )
																												blocks.append("""\n""".join(a ) )
																												if index < len(a ) - 1:
																																			snake_case__	  =       [lines[index + 1]]
																																			index += 1
																												else:
																																			snake_case__	  =       []
																					else:
																												blocks.append("""\n""".join(a ) )
																												snake_case__	  =       [lines[index]]
														else:
																					current_block.append(lines[index] )
														index += 1

							# Adds current block if it's nonempty.
							if len(a ) > 0:
														blocks.append("""\n""".join(a ) )

							# Add final block after end_prompt if provided.
							if end_prompt is not None and index < len(a ):
														blocks.append("""\n""".join(lines[index:] ) )

							return blocks

def _UpperCAmelCase   (	a						:	Union[str, Any] ):

							def _inner(a						:	Any ):
														return key(a ).lower().replace("""_"""  ,					"""""" )

							return _inner

def _UpperCAmelCase   (	a						:	Dict  ,					a						:	int=None ):

							# If no key is provided, we use a noop.
							def noop(a						:	int ):
														return x

							if key is None:
														snake_case__	  =       noop
							# Constants are all uppercase, they go first.
							snake_case__	  =       [obj for obj in objects if key(a ).isupper()]
							# Classes are not all uppercase but start with a capital, they go second.
							snake_case__	  =       [obj for obj in objects if key(a )[0].isupper() and not key(a ).isupper()]
							# Functions begin with a lowercase, they go last.
							snake_case__	  =       [obj for obj in objects if not key(a )[0].isupper()]

							snake_case__	  =       ignore_underscore(a )
							return sorted(a  ,					key=a ) + sorted(a  ,					key=a ) + sorted(a  ,					key=a )

def _UpperCAmelCase   (	a						:	List[Any] ):

							# This inner function sort imports between [ ].
							def _replace(a						:	Optional[Any] ):
														snake_case__	  =       match.groups()[0]
														if "," not in imports:
																					return F'''[{imports}]'''
														snake_case__	  =       [part.strip().replace("""\""""  ,					"""""" ) for part in imports.split(""",""" )]
														# We will have a final empty element if the line finished with a comma.
														if len(keys[-1] ) == 0:
																					snake_case__	  =       keys[:-1]
														return "[" + ", ".join([F'''"{k}"''' for k in sort_objects(a )] ) + "]"

							snake_case__	  =       import_statement.split("""\n""" )
							if len(a ) > 3:
														# Here we have to sort internal imports that are on several lines (one per name):
														# key: [
														#     "object1",
														#     "object2",
														#     ...
														# ]

														# We may have to ignore one or two lines on each side.
														snake_case__	  =       2 if lines[1].strip() == """[""" else 1
														snake_case__	  =       [(i, _re_strip_line.search(a ).groups()[0]) for i, line in enumerate(lines[idx:-idx] )]
														snake_case__	  =       sort_objects(a  ,					key=lambda a : x[1] )
														snake_case__	  =       [lines[x[0] + idx] for x in sorted_indices]
														return "\n".join(lines[:idx] + sorted_lines + lines[-idx:] )
							elif len(a ) == 3:
														# Here we have to sort internal imports that are on one separate line:
														# key: [
														#     "object1", "object2", ...
														# ]
														if _re_bracket_content.search(lines[1] ) is not None:
																					snake_case__	  =       _re_bracket_content.sub(_replace  ,					lines[1] )
														else:
																					snake_case__	  =       [part.strip().replace("""\""""  ,					"""""" ) for part in lines[1].split(""",""" )]
																					# We will have a final empty element if the line finished with a comma.
																					if len(keys[-1] ) == 0:
																												snake_case__	  =       keys[:-1]
																					snake_case__	  =       get_indent(lines[1] ) + """, """.join([F'''"{k}"''' for k in sort_objects(a )] )
														return "\n".join(a )
							else:
														# Finally we have to deal with imports fitting on one line
														snake_case__	  =       _re_bracket_content.sub(_replace  ,					a )
														return import_statement

def _UpperCAmelCase   (	a						:	Any  ,					a						:	Optional[int]=True ):
							with open(a  ,					encoding="""utf-8""" ) as f:
														snake_case__	  =       f.read()

							if "_import_structure" not in code:
														return

							# Blocks of indent level 0
							snake_case__	  =       split_code_in_indented_blocks(
							    a  ,					start_prompt="""_import_structure = {"""  ,					end_prompt="""if TYPE_CHECKING:""" )

							# We ignore block 0 (everything untils start_prompt) and the last block (everything after end_prompt).
							for block_idx in range(1  ,					len(a ) - 1 ):
														# Check if the block contains some `_import_structure`s thingy to sort.
														snake_case__	  =       main_blocks[block_idx]
														snake_case__	  =       block.split("""\n""" )

														# Get to the start of the imports.
														snake_case__	  =       0
														while line_idx < len(a ) and "_import_structure" not in block_lines[line_idx]:
																					# Skip dummy import blocks
																					if "import dummy" in block_lines[line_idx]:
																												snake_case__	  =       len(a )
																					else:
																												line_idx += 1
														if line_idx >= len(a ):
																					continue

														# Ignore beginning and last line: they don't contain anything.
														snake_case__	  =       """\n""".join(block_lines[line_idx:-1] )
														snake_case__	  =       get_indent(block_lines[1] )
														# Slit the internal block into blocks of indent level 1.
														snake_case__	  =       split_code_in_indented_blocks(a  ,					indent_level=a )
														# We have two categories of import key: list or _import_structure[key].append/extend
														snake_case__	  =       _re_direct_key if """_import_structure = {""" in block_lines[0] else _re_indirect_key
														# Grab the keys, but there is a trap: some lines are empty or just comments.
														snake_case__	  =       [(pattern.search(a ).groups()[0] if pattern.search(a ) is not None else None) for b in internal_blocks]
														# We only sort the lines with a key.
														snake_case__	  =       [(i, key) for i, key in enumerate(a ) if key is not None]
														snake_case__	  =       [x[0] for x in sorted(a  ,					key=lambda a : x[1] )]

														# We reorder the blocks by leaving empty lines/comments as they were and reorder the rest.
														snake_case__	  =       0
														snake_case__	  =       []
														for i in range(len(a ) ):
																					if keys[i] is None:
																												reorderded_blocks.append(internal_blocks[i] )
																					else:
																												snake_case__	  =       sort_objects_in_import(internal_blocks[sorted_indices[count]] )
																												reorderded_blocks.append(a )
																												count += 1

        # And we put our main block back together with its first and last line.
														snake_case__	  =       """\n""".join(block_lines[:line_idx] + reorderded_blocks + [block_lines[-1]] )

							if code != "\n".join(a ):
														if check_only:
																					return True
														else:
																					print(F'''Overwriting {file}.''' )
																					with open(a  ,					"""w"""  ,					encoding="""utf-8""" ) as f:
																												f.write("""\n""".join(a ) )

def _UpperCAmelCase   (	a						:	Optional[int]=True ):
							snake_case__	  =       []
							for root, _, files in os.walk(a ):
														if "__init__.py" in files:
																					snake_case__	  =       sort_imports(os.path.join(a  ,					"""__init__.py""" )  ,					check_only=a )
																					if result:
																												snake_case__	  =       [os.path.join(a  ,					"""__init__.py""" )]
							if len(a ) > 0:
														raise ValueError(F'''Would overwrite {len(a )} files, run `make style`.''' )


if __name__ == "__main__":
	a__       =     argparse.ArgumentParser()
	parser.add_argument("""--check_only""", action="""store_true""", help="""Whether to only check or fix style.""")
	a__       =     parser.parse_args()

	sort_imports_in_all_inits(check_only=args.check_only)








import random
from typing import Any

def _UpperCAmelCase   (	a						:	list ):
							for _ in range(len(a ) ):
														snake_case__	  =       random.randint(0  ,					len(a ) - 1 )
														snake_case__	  =       random.randint(0  ,					len(a ) - 1 )
														snake_case__  , snake_case__	  =       data[b], data[a]
							return data


if __name__ == "__main__":
	a__       =     [0, 1, 2, 3, 4, 5, 6, 7]
	a__       =     ["""python""", """says""", """hello""", """!"""]
	print("""Fisher-Yates Shuffle:""")
	print("""List""", integers, strings)
	print("""FY Shuffle""", fisher_yates_shuffle(integers), fisher_yates_shuffle(strings))
