j| dZddlZddlZddlZddlZddlZddlZddlmZm Z d dZ dZ Gdde eefZ ejZn #e$rd ZYnwxYwd Zd ZdS) zio-related utilitiesN)AnyOptionalstdoutc|dvsJtt|} |j}n#t$r|cYSwxYwt jd|S)uGet a wrapper to write unicode to stdout/stderr as UTF-8. This ignores environment variables and default encodings, to reliably write unicode to stdout or stderr. :: unicode_std_stream().write(u'ł@e¶ŧ←') )rstderrutf-8)getattrsysbufferAttributeErrorcodecs getwriterstreamstream_bs _/var/www/finuniver-perm.ru/html/student/venv/lib/python3.11/site-packages/nbconvert/utils/io.pyunicode_std_streamrst ) ) ) ) ) S& ! !F=   %6 G $ $X . ..s % 44ctj} |j}n#t$r|cYSwxYwt jd|S)zGet a wrapper to read unicode from stdin as UTF-8. This ignores environment variables and default encodings, to reliably read unicode from stdin. :: totreat = unicode_stdin_stream().read() r)r stdinr r r getreaderrs runicode_stdin_streamr%sZYF=   %6 G $ $X . ..s  %%ceZdZdZdZdS)FormatSafeDictzFormat a dictionary safely.cd|zdzS)zHandle missing value.{})selfkeys r __missing__zFormatSafeDict.__missing__:sSy3N)__name__ __module__ __qualname____doc__r rr!rrr7s)%%r!ricttdstSd} tj||n#t$r}|j}Yd}~nd}~wwxYw|S)zHard links ``src`` to ``dst``, returning 0 or errno. Note that the special errno ``ENOLINK`` will be returned if ``os.link`` isn't supported by the operating system. linkrN)hasattrosENOLINKr'OSErrorerrno)srcdst link_errnoes rr'r'Esp 2v   !J S W  s6 AA  Actj|r=tj|tj|}t ||}|t jkrtj|j tj|j krdS|dtj dddz} t||n5#t$r( tj|n#t$rYnwxYwwxYwtj||dS|dkrt#j||dSdS)a+Attempts to hardlink ``src`` to ``dst``, copying if the link fails. Attempts to maintain the semantics of ``shutil.copy``. Because ``os.link`` does not overwrite files, a unique temporary file will be used if the target already exists, then that file will be moved into place. Nz-temp-i04Xr)r)pathisdirjoinbasenamer'r,EEXISTstatst_inorandomrandint link_or_copy BaseExceptionremover+renameshutilcopy)r-r.r/new_dsts rr=r=VsU w}}S7gll3 0 0 5 566c3JU\!! 73<< "'#,,"5 5 5 F?5!9!9????  g & & & &     '""""        '3 q  C s0C!! D,DD D D DD)r)r%r r,r)r;rAr typingrrrrdictrr*r r'r=rr!rrFs   ////,///$T#s(^mGGGGG""""""sA AA