

import argparse
import os
import re


__snake_case						:Tuple						=					'''src/transformers'''

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





def 					__snake_case     (      _UpperCAmelCase    ):
    __a							=    _re_indent.search(_UpperCAmelCase    )
    return "" if search is None else search.groups()[0]





def 					__snake_case     (      _UpperCAmelCase       ,			_UpperCAmelCase=""       ,			_UpperCAmelCase=None       ,			_UpperCAmelCase=None    ):
    __a							=    0
    __a							=    code.split('''\n'''    )
    if start_prompt is not None:
        while not lines[index].startswith(_UpperCAmelCase    ):
            index += 1
        __a							=    ['''\n'''.join(lines[:index]    )]
    else:
        __a							=    []

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

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

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

    return blocks





def 					__snake_case     (      _UpperCAmelCase    ):

    def _inner(_UpperCAmelCase    ):
        return key(_UpperCAmelCase    ).lower().replace('''_'''       ,			''''''    )

    return _inner





def 					__snake_case     (      _UpperCAmelCase       ,			_UpperCAmelCase=None    ):

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

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

    __a							=    ignore_underscore(_UpperCAmelCase    )
    return sorted(_UpperCAmelCase       ,			key=_UpperCAmelCase    ) + sorted(_UpperCAmelCase       ,			key=_UpperCAmelCase    ) + sorted(_UpperCAmelCase       ,			key=_UpperCAmelCase    )





def 					__snake_case     (      _UpperCAmelCase    ):

    # This inner function sort imports between [ ].
    def _replace(_UpperCAmelCase    ):
        __a							=    match.groups()[0]
        if "," not in imports:
            return f'[{imports}]'
        __a							=    [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:
            __a							=    keys[:-1]
        return "[" + ", ".join([f'"{k}"' for k in sort_objects(_UpperCAmelCase    )]    ) + "]"

    __a							=    import_statement.split('''\n'''    )
    if len(_UpperCAmelCase    ) > 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.
        __a							=    2 if lines[1].strip() == '''[''' else 1
        __a							=    [(i, _re_strip_line.search(_UpperCAmelCase    ).groups()[0]) for i, line in enumerate(lines[idx:-idx]    )]
        __a							=    sort_objects(_UpperCAmelCase       ,			key=lambda _UpperCAmelCase    : x[1]    )
        __a							=    [lines[x[0] + idx] for x in sorted_indices]
        return "\n".join(lines[:idx] + sorted_lines + lines[-idx:]    )
    elif len(_UpperCAmelCase    ) == 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:
            __a							=    _re_bracket_content.sub(_replace       ,			lines[1]    )
        else:
            __a							=    [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:
                __a							=    keys[:-1]
            __a							=    get_indent(lines[1]    ) + ''', '''.join([f'"{k}"' for k in sort_objects(_UpperCAmelCase    )]    )
        return "\n".join(_UpperCAmelCase    )
    else:
        # Finally we have to deal with imports fitting on one line
        __a							=    _re_bracket_content.sub(_replace       ,			_UpperCAmelCase    )
        return import_statement





def 					__snake_case     (      _UpperCAmelCase       ,			_UpperCAmelCase=True    ):
    with open(_UpperCAmelCase       ,			encoding='''utf-8'''    ) as f:
        __a							=    f.read()

    if "_import_structure" not in code:
        return

    # Blocks of indent level 0
    __a							=    split_code_in_indented_blocks(
        _UpperCAmelCase       ,			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(_UpperCAmelCase    ) - 1    ):
        # Check if the block contains some `_import_structure`s thingy to sort.
        __a							=    main_blocks[block_idx]
        __a							=    block.split('''\n'''    )

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

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

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

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

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





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


if __name__ == "__main__":
 __snake_case						:List[str]						=					argparse.ArgumentParser()
 parser.add_argument('''--check_only''', action='''store_true''', help='''Whether to only check or fix style.''')
 __snake_case						:Tuple						=					parser.parse_args()

 sort_imports_in_all_inits(check_only=args.check_only)










from __future__ import annotations

from collections import namedtuple
from dataclasses import dataclass

@dataclass
class    _A	:
       UpperCamelCase__  :   int
       UpperCamelCase__  :   TreeNode | None						 =						None
       UpperCamelCase__  :   TreeNode | None						 =						None


__snake_case						:Optional[Any]						=					namedtuple('''CoinsDistribResult''', '''moves excess''')





def 					__snake_case     (      _UpperCAmelCase    ):

    if root is None:
        return 0

    # Validation
    def count_nodes(_UpperCAmelCase    ) -> int:
        if node is None:
            return 0

        return count_nodes(node.left    ) + count_nodes(node.right    ) + 1

    def count_coins(_UpperCAmelCase    ) -> int:
        if node is None:
            return 0

        return count_coins(node.left    ) + count_coins(node.right    ) + node.data

    if count_nodes(_UpperCAmelCase    ) != count_coins(_UpperCAmelCase    ):
        raise ValueError('''The nodes number should be same as the number of coins'''    )

    # Main calculation
    def get_distrib(_UpperCAmelCase    ) -> CoinsDistribResult:

        if node is None:
            return CoinsDistribResult(0       ,			1    )

        __a	,       __a							=    get_distrib(node.left    )
        __a	,       __a							=    get_distrib(node.right    )

        __a							=    1 - left_distrib_excess
        __a							=    1 - right_distrib_excess

        __a							=    (
            left_distrib_moves
            + right_distrib_moves
            + abs(_UpperCAmelCase    )
            + abs(_UpperCAmelCase    )
        )
        __a							=    node.data - coins_to_left - coins_to_right

        return CoinsDistribResult(_UpperCAmelCase       ,			_UpperCAmelCase    )

    return get_distrib(_UpperCAmelCase    )[0]


if __name__ == "__main__":
 import doctest

 doctest.testmod()





