import enum
import os
from hashlib import shaaaa
from typing import Optional

from .. import config
from .logging import get_logger


__lowercase							 =					get_logger(__name__)


class 	lowerCamelCase_     (   enum.Enum ):






    '''simple docstring'''






    a__	:						Union[str, Any]						=      """all_checks"""
    a__	:						List[Any]						=      """basic_checks"""
    a__	:						List[Any]						=      """no_checks"""


class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''








class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''








class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''








class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''









def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE=None	):
    '''simple docstring'''







    if expected_checksums is None:
        logger.info('''Unable to verify checksums.'''	)
        return
    if len(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	) > 0:
        raise ExpectedMoreDownloadedFiles(str(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	)	)
    if len(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	) > 0:
        raise UnexpectedDownloadedFile(str(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	)	)
    __UpperCamelCase     :int			  =		[url for url in expected_checksums if expected_checksums[url] != recorded_checksums[url]]
    __UpperCamelCase     :Any			  =		''' for ''' + verification_name if verification_name is not None else ''''''
    if len(SCREAMING_SNAKE_CASE	) > 0:
        raise NonMatchingChecksumError(
            f"""Checksums didn't match{for_verification_name}:\n"""
            f"""{bad_urls}\n"""
            '''Set `verification_mode=\'no_checks\'` to skip checksums verification and ignore this error'''	)
    logger.info('''All the checksums matched successfully''' + for_verification_name	)


class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''








class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''








class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''








class 	lowerCamelCase_     (   UpperCAmelCase_ ):






    '''simple docstring'''









def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    if expected_splits is None:
        logger.info('''Unable to verify splits sizes.'''	)
        return
    if len(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	) > 0:
        raise ExpectedMoreSplits(str(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	)	)
    if len(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	) > 0:
        raise UnexpectedSplits(str(set(SCREAMING_SNAKE_CASE	) - set(SCREAMING_SNAKE_CASE	)	)	)
    __UpperCamelCase     :Union[str, Any]			  =		[
        {'''expected''': expected_splits[name], '''recorded''': recorded_splits[name]}
        for name in expected_splits
        if expected_splits[name].num_examples != recorded_splits[name].num_examples
    ]
    if len(SCREAMING_SNAKE_CASE	) > 0:
        raise NonMatchingSplitsSizesError(str(SCREAMING_SNAKE_CASE	)	)
    logger.info('''All the splits matched successfully.'''	)



def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE = True	):
    '''simple docstring'''







    if record_checksum:
        __UpperCamelCase     :List[Any]			  =		shaaaa()
        with open(SCREAMING_SNAKE_CASE  ,			'''rb'''	) as f:
            for chunk in iter(lambda: f.read(1 << 20	)  ,			B''''''	):
                m.update(SCREAMING_SNAKE_CASE	)
            __UpperCamelCase     :List[Any]			  =		m.hexdigest()
    else:
        __UpperCamelCase     :Optional[int]			  =		None
    return {"num_bytes": os.path.getsize(SCREAMING_SNAKE_CASE	), "checksum": checksum}



def lowerCamelCase  (   SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    if dataset_size and config.IN_MEMORY_MAX_SIZE:
        return dataset_size < config.IN_MEMORY_MAX_SIZE
    else:
        return False






def lowerCamelCase  (   SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    __UpperCamelCase     :Tuple			  =		[0 for i in range(len(SCREAMING_SNAKE_CASE	)	)]

    # initialize interval's left pointer and right pointer
    __UpperCamelCase  ,       __UpperCamelCase     :str			  =		0, 0

    for i in range(1  ,			len(SCREAMING_SNAKE_CASE	)	):
        # case when current index is inside the interval
        if i <= right_pointer:
            __UpperCamelCase     :Union[str, Any]			  =		min(right_pointer - i + 1  ,			z_result[i - left_pointer]	)
            __UpperCamelCase     :Tuple			  =		min_edge

        while go_next(SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE	):
            z_result[i] += 1

        # if new index's result gives us more right interval,
        # we've to update left_pointer and right_pointer
        if i + z_result[i] - 1 > right_pointer:
            __UpperCamelCase  ,       __UpperCamelCase     :Union[str, Any]			  =		i, i + z_result[i] - 1

    return z_result



def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    return i + z_result[i] < len(SCREAMING_SNAKE_CASE	) and s[z_result[i]] == s[i + z_result[i]]



def lowerCamelCase  (   SCREAMING_SNAKE_CASE  ,			SCREAMING_SNAKE_CASE	):
    '''simple docstring'''







    __UpperCamelCase     :List[Any]			  =		0
    # concatenate 'pattern' and 'input_str' and call z_function
    # with concatenated string
    __UpperCamelCase     :Tuple			  =		z_function(pattern + input_str	)

    for val in z_result:
        # if value is greater then length of the pattern string
        # that means this index is starting position of substring
        # which is equal to pattern string
        if val >= len(SCREAMING_SNAKE_CASE	):
            answer += 1

    return answer


if __name__ == "__main__":
    import doctest

    doctest.testmod()





