Python通过后缀判断Content-Type类型

if houzhui == 'load':
    att1["Content-Type"] = 'text/html'
elif houzhui == '123':
    att1["Content-Type"] = 'application/vnd.lotus-1-2-3'
elif houzhui == '3ds':
    att1["Content-Type"] = 'image/x-3ds'
elif houzhui == '3g2':
    att1["Content-Type"] = 'video/3gpp'
elif houzhui == '3ga':
    att1["Content-Type"] = 'video/3gpp'
elif houzhui == '3gp':
    att1["Content-Type"] = 'video/3gpp'
elif houzhui == '3gpp':
    att1["Content-Type"] = 'video/3gpp'
elif houzhui == '602':
    att1["Content-Type"] = 'application/x-t602'
elif houzhui == '669':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == '7z':
    att1["Content-Type"] = 'application/x-7z-compressed'
elif houzhui == 'a':
    att1["Content-Type"] = 'application/x-archive'
elif houzhui == 'aac':
    att1["Content-Type"] = 'audio/mp4'
elif houzhui == 'abw':
    att1["Content-Type"] = 'application/x-abiword'
elif houzhui == 'abw.crashed':
    att1["Content-Type"] = 'application/x-abiword'
elif houzhui == 'abw.gz':
    att1["Content-Type"] = 'application/x-abiword'
elif houzhui == 'ac3':
    att1["Content-Type"] = 'audio/ac3'
elif houzhui == 'ace':
    att1["Content-Type"] = 'application/x-ace'
elif houzhui == 'adb':
    att1["Content-Type"] = 'text/x-adasrc'
elif houzhui == 'ads':
    att1["Content-Type"] = 'text/x-adasrc'
elif houzhui == 'afm':
    att1["Content-Type"] = 'application/x-font-afm'
elif houzhui == 'ag':
    att1["Content-Type"] = 'image/x-applix-graphics'
elif houzhui == 'ai':
    att1["Content-Type"] = 'application/illustrator'
elif houzhui == 'aif':
    att1["Content-Type"] = 'audio/x-aiff'
elif houzhui == 'aifc':
    att1["Content-Type"] = 'audio/x-aiff'
elif houzhui == 'aiff':
    att1["Content-Type"] = 'audio/x-aiff'
elif houzhui == 'al':
    att1["Content-Type"] = 'application/x-perl'
elif houzhui == 'alz':
    att1["Content-Type"] = 'application/x-alz'
elif houzhui == 'amr':
    att1["Content-Type"] = 'audio/amr'
elif houzhui == 'ani':
    att1["Content-Type"] = 'application/x-navi-animation'
elif houzhui == 'anim[1-9j]':
    att1["Content-Type"] = 'video/x-anim'
elif houzhui == 'anx':
    att1["Content-Type"] = 'application/annodex'
elif houzhui == 'ape':
    att1["Content-Type"] = 'audio/x-ape'
elif houzhui == 'arj':
    att1["Content-Type"] = 'application/x-arj'
elif houzhui == 'arw':
    att1["Content-Type"] = 'image/x-sony-arw'
elif houzhui == 'as':
    att1["Content-Type"] = 'application/x-applix-spreadsheet'
elif houzhui == 'asc':
    att1["Content-Type"] = 'text/plain'
elif houzhui == 'asf':
    att1["Content-Type"] = 'video/x-ms-asf'
elif houzhui == 'asp':
    att1["Content-Type"] = 'application/x-asp'
elif houzhui == 'ass':
    att1["Content-Type"] = 'text/x-ssa'
elif houzhui == 'asx':
    att1["Content-Type"] = 'audio/x-ms-asx'
elif houzhui == 'atom':
    att1["Content-Type"] = 'application/atom+xml'
elif houzhui == 'au':
    att1["Content-Type"] = 'audio/basic'
elif houzhui == 'avi':
    att1["Content-Type"] = 'video/x-msvideo'
elif houzhui == 'aw':
    att1["Content-Type"] = 'application/x-applix-word'
elif houzhui == 'awb':
    att1["Content-Type"] = 'audio/amr-wb'
elif houzhui == 'awk':
    att1["Content-Type"] = 'application/x-awk'
elif houzhui == 'axa':
    att1["Content-Type"] = 'audio/annodex'
elif houzhui == 'axv':
    att1["Content-Type"] = 'video/annodex'
elif houzhui == 'bak':
    att1["Content-Type"] = 'application/x-trash'
elif houzhui == 'bcpio':
    att1["Content-Type"] = 'application/x-bcpio'
elif houzhui == 'bdf':
    att1["Content-Type"] = 'application/x-font-bdf'
elif houzhui == 'bib':
    att1["Content-Type"] = 'text/x-bibtex'
elif houzhui == 'bin':
    att1["Content-Type"] = 'application/octet-stream'
elif houzhui == 'blend':
    att1["Content-Type"] = 'application/x-blender'
elif houzhui == 'blender':
    att1["Content-Type"] = 'application/x-blender'
elif houzhui == 'bmp':
    att1["Content-Type"] = 'image/bmp'
elif houzhui == 'bz':
    att1["Content-Type"] = 'application/x-bzip'
elif houzhui == 'bz2':
    att1["Content-Type"] = 'application/x-bzip'
elif houzhui == 'c':
    att1["Content-Type"] = 'text/x-csrc'
elif houzhui == 'c++':
    att1["Content-Type"] = 'text/x-c++src'
elif houzhui == 'cab':
    att1["Content-Type"] = 'application/vnd.ms-cab-compressed'
elif houzhui == 'cb7':
    att1["Content-Type"] = 'application/x-cb7'
elif houzhui == 'cbr':
    att1["Content-Type"] = 'application/x-cbr'
elif houzhui == 'cbt':
    att1["Content-Type"] = 'application/x-cbt'
elif houzhui == 'cbz':
    att1["Content-Type"] = 'application/x-cbz'
elif houzhui == 'cc':
    att1["Content-Type"] = 'text/x-c++src'
elif houzhui == 'cdf':
    att1["Content-Type"] = 'application/x-netcdf'
elif houzhui == 'cdr':
    att1["Content-Type"] = 'application/vnd.corel-draw'
elif houzhui == 'cer':
    att1["Content-Type"] = 'application/x-x509-ca-cert'
elif houzhui == 'cert':
    att1["Content-Type"] = 'application/x-x509-ca-cert'
elif houzhui == 'cgm':
    att1["Content-Type"] = 'image/cgm'
elif houzhui == 'chm':
    att1["Content-Type"] = 'application/x-chm'
elif houzhui == 'chrt':
    att1["Content-Type"] = 'application/x-kchart'
elif houzhui == 'class':
    att1["Content-Type"] = 'application/x-java'
elif houzhui == 'cls':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'cmake':
    att1["Content-Type"] = 'text/x-cmake'
elif houzhui == 'cpio':
    att1["Content-Type"] = 'application/x-cpio'
elif houzhui == 'cpio.gz':
    att1["Content-Type"] = 'application/x-cpio-compressed'
elif houzhui == 'cpp':
    att1["Content-Type"] = 'text/x-c++src'
elif houzhui == 'cr2':
    att1["Content-Type"] = 'image/x-canon-cr2'
elif houzhui == 'crt':
    att1["Content-Type"] = 'application/x-x509-ca-cert'
elif houzhui == 'crw':
    att1["Content-Type"] = 'image/x-canon-crw'
elif houzhui == 'cs':
    att1["Content-Type"] = 'text/x-csharp'
elif houzhui == 'csh':
    att1["Content-Type"] = 'application/x-csh'
elif houzhui == 'css':
    att1["Content-Type"] = 'text/css'
elif houzhui == 'cssl':
    att1["Content-Type"] = 'text/css'
elif houzhui == 'csv':
    att1["Content-Type"] = 'text/csv'
elif houzhui == 'cue':
    att1["Content-Type"] = 'application/x-cue'
elif houzhui == 'cur':
    att1["Content-Type"] = 'image/x-win-bitmap'
elif houzhui == 'cxx':
    att1["Content-Type"] = 'text/x-c++src'
elif houzhui == 'd':
    att1["Content-Type"] = 'text/x-dsrc'
elif houzhui == 'dar':
    att1["Content-Type"] = 'application/x-dar'
elif houzhui == 'dbf':
    att1["Content-Type"] = 'application/x-dbf'
elif houzhui == 'dc':
    att1["Content-Type"] = 'application/x-dc-rom'
elif houzhui == 'dcl':
    att1["Content-Type"] = 'text/x-dcl'
elif houzhui == 'dcm':
    att1["Content-Type"] = 'application/dicom'
elif houzhui == 'dcr':
    att1["Content-Type"] = 'image/x-kodak-dcr'
elif houzhui == 'dds':
    att1["Content-Type"] = 'image/x-dds'
elif houzhui == 'deb':
    att1["Content-Type"] = 'application/x-deb'
elif houzhui == 'der':
    att1["Content-Type"] = 'application/x-x509-ca-cert'
elif houzhui == 'desktop':
    att1["Content-Type"] = 'application/x-desktop'
elif houzhui == 'dia':
    att1["Content-Type"] = 'application/x-dia-diagram'
elif houzhui == 'diff':
    att1["Content-Type"] = 'text/x-patch'
elif houzhui == 'divx':
    att1["Content-Type"] = 'video/x-msvideo'
elif houzhui == 'djv':
    att1["Content-Type"] = 'image/vnd.djvu'
elif houzhui == 'djvu':
    att1["Content-Type"] = 'image/vnd.djvu'
elif houzhui == 'dng':
    att1["Content-Type"] = 'image/x-adobe-dng'
elif houzhui == 'doc':
    att1["Content-Type"] = 'application/msword'
elif houzhui == 'docbook':
    att1["Content-Type"] = 'application/docbook+xml'
elif houzhui == 'docm':
    att1["Content-Type"] = 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
elif houzhui == 'docx':
    att1["Content-Type"] = 'application/vnd.openxmlformats-officedocument.wordprocessingml.document'
elif houzhui == 'dot':
    att1["Content-Type"] = 'text/vnd.graphviz'
elif houzhui == 'dsl':
    att1["Content-Type"] = 'text/x-dsl'
elif houzhui == 'dtd':
    att1["Content-Type"] = 'application/xml-dtd'
elif houzhui == 'dtx':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'dv':
    att1["Content-Type"] = 'video/dv'
elif houzhui == 'dvi':
    att1["Content-Type"] = 'application/x-dvi'
elif houzhui == 'dvi.bz2':
    att1["Content-Type"] = 'application/x-bzdvi'
elif houzhui == 'dvi.gz':
    att1["Content-Type"] = 'application/x-gzdvi'
elif houzhui == 'dwg':
    att1["Content-Type"] = 'image/vnd.dwg'
elif houzhui == 'dxf':
    att1["Content-Type"] = 'image/vnd.dxf'
elif houzhui == 'e':
    att1["Content-Type"] = 'text/x-eiffel'
elif houzhui == 'egon':
    att1["Content-Type"] = 'application/x-egon'
elif houzhui == 'eif':
    att1["Content-Type"] = 'text/x-eiffel'
elif houzhui == 'el':
    att1["Content-Type"] = 'text/x-emacs-lisp'
elif houzhui == 'emf':
    att1["Content-Type"] = 'image/x-emf'
elif houzhui == 'emp':
    att1["Content-Type"] = 'application/vnd.emusic-emusic_package'
elif houzhui == 'ent':
    att1["Content-Type"] = 'application/xml-external-parsed-entity'
elif houzhui == 'eps':
    att1["Content-Type"] = 'image/x-eps'
elif houzhui == 'eps.bz2':
    att1["Content-Type"] = 'image/x-bzeps'
elif houzhui == 'eps.gz':
    att1["Content-Type"] = 'image/x-gzeps'
elif houzhui == 'epsf':
    att1["Content-Type"] = 'image/x-eps'
elif houzhui == 'epsf.bz2':
    att1["Content-Type"] = 'image/x-bzeps'
elif houzhui == 'epsf.gz':
    att1["Content-Type"] = 'image/x-gzeps'
elif houzhui == 'epsi':
    att1["Content-Type"] = 'image/x-eps'
elif houzhui == 'epsi.bz2':
    att1["Content-Type"] = 'image/x-bzeps'
elif houzhui == 'epsi.gz':
    att1["Content-Type"] = 'image/x-gzeps'
elif houzhui == 'epub':
    att1["Content-Type"] = 'application/epub+zip'
elif houzhui == 'erl':
    att1["Content-Type"] = 'text/x-erlang'
elif houzhui == 'es':
    att1["Content-Type"] = 'application/ecmascript'
elif houzhui == 'etheme':
    att1["Content-Type"] = 'application/x-e-theme'
elif houzhui == 'etx':
    att1["Content-Type"] = 'text/x-setext'
elif houzhui == 'exe':
    att1["Content-Type"] = 'application/x-ms-dos-executable'
elif houzhui == 'exr':
    att1["Content-Type"] = 'image/x-exr'
elif houzhui == 'ez':
    att1["Content-Type"] = 'application/andrew-inset'
elif houzhui == 'f':
    att1["Content-Type"] = 'text/x-fortran'
elif houzhui == 'f90':
    att1["Content-Type"] = 'text/x-fortran'
elif houzhui == 'f95':
    att1["Content-Type"] = 'text/x-fortran'
elif houzhui == 'fb2':
    att1["Content-Type"] = 'application/x-fictionbook+xml'
elif houzhui == 'fig':
    att1["Content-Type"] = 'image/x-xfig'
elif houzhui == 'fits':
    att1["Content-Type"] = 'image/fits'
elif houzhui == 'fl':
    att1["Content-Type"] = 'application/x-fluid'
elif houzhui == 'flac':
    att1["Content-Type"] = 'audio/x-flac'
elif houzhui == 'flc':
    att1["Content-Type"] = 'video/x-flic'
elif houzhui == 'fli':
    att1["Content-Type"] = 'video/x-flic'
elif houzhui == 'flv':
    att1["Content-Type"] = 'video/x-flv'
elif houzhui == 'flw':
    att1["Content-Type"] = 'application/x-kivio'
elif houzhui == 'fo':
    att1["Content-Type"] = 'text/x-xslfo'
elif houzhui == 'for':
    att1["Content-Type"] = 'text/x-fortran'
elif houzhui == 'g3':
    att1["Content-Type"] = 'image/fax-g3'
elif houzhui == 'gb':
    att1["Content-Type"] = 'application/x-gameboy-rom'
elif houzhui == 'gba':
    att1["Content-Type"] = 'application/x-gba-rom'
elif houzhui == 'gcrd':
    att1["Content-Type"] = 'text/directory'
elif houzhui == 'ged':
    att1["Content-Type"] = 'application/x-gedcom'
elif houzhui == 'gedcom':
    att1["Content-Type"] = 'application/x-gedcom'
elif houzhui == 'gen':
    att1["Content-Type"] = 'application/x-genesis-rom'
elif houzhui == 'gf':
    att1["Content-Type"] = 'application/x-tex-gf'
elif houzhui == 'gg':
    att1["Content-Type"] = 'application/x-sms-rom'
elif houzhui == 'gif':
    att1["Content-Type"] = 'image/gif'
elif houzhui == 'glade':
    att1["Content-Type"] = 'application/x-glade'
elif houzhui == 'gmo':
    att1["Content-Type"] = 'application/x-gettext-translation'
elif houzhui == 'gnc':
    att1["Content-Type"] = 'application/x-gnucash'
elif houzhui == 'gnd':
    att1["Content-Type"] = 'application/gnunet-directory'
elif houzhui == 'gnucash':
    att1["Content-Type"] = 'application/x-gnucash'
elif houzhui == 'gnumeric':
    att1["Content-Type"] = 'application/x-gnumeric'
elif houzhui == 'gnuplot':
    att1["Content-Type"] = 'application/x-gnuplot'
elif houzhui == 'gp':
    att1["Content-Type"] = 'application/x-gnuplot'
elif houzhui == 'gpg':
    att1["Content-Type"] = 'application/pgp-encrypted'
elif houzhui == 'gplt':
    att1["Content-Type"] = 'application/x-gnuplot'
elif houzhui == 'gra':
    att1["Content-Type"] = 'application/x-graphite'
elif houzhui == 'gsf':
    att1["Content-Type"] = 'application/x-font-type1'
elif houzhui == 'gsm':
    att1["Content-Type"] = 'audio/x-gsm'
elif houzhui == 'gtar':
    att1["Content-Type"] = 'application/x-tar'
elif houzhui == 'gv':
    att1["Content-Type"] = 'text/vnd.graphviz'
elif houzhui == 'gvp':
    att1["Content-Type"] = 'text/x-google-video-pointer'
elif houzhui == 'gz':
    att1["Content-Type"] = 'application/x-gzip'
elif houzhui == 'h':
    att1["Content-Type"] = 'text/x-chdr'
elif houzhui == 'h++':
    att1["Content-Type"] = 'text/x-c++hdr'
elif houzhui == 'hdf':
    att1["Content-Type"] = 'application/x-hdf'
elif houzhui == 'hh':
    att1["Content-Type"] = 'text/x-c++hdr'
elif houzhui == 'hp':
    att1["Content-Type"] = 'text/x-c++hdr'
elif houzhui == 'hpgl':
    att1["Content-Type"] = 'application/vnd.hp-hpgl'
elif houzhui == 'hpp':
    att1["Content-Type"] = 'text/x-c++hdr'
elif houzhui == 'hs':
    att1["Content-Type"] = 'text/x-haskell'
elif houzhui == 'htm':
    att1["Content-Type"] = 'text/html'
elif houzhui == 'html':
    att1["Content-Type"] = 'text/html'
elif houzhui == 'hwp':
    att1["Content-Type"] = 'application/x-hwp'
elif houzhui == 'hwt':
    att1["Content-Type"] = 'application/x-hwt'
elif houzhui == 'hxx':
    att1["Content-Type"] = 'text/x-c++hdr'
elif houzhui == 'ica':
    att1["Content-Type"] = 'application/x-ica'
elif houzhui == 'icb':
    att1["Content-Type"] = 'image/x-tga'
elif houzhui == 'icns':
    att1["Content-Type"] = 'image/x-icns'
elif houzhui == 'ico':
    att1["Content-Type"] = 'image/vnd.microsoft.icon'
elif houzhui == 'ics':
    att1["Content-Type"] = 'text/calendar'
elif houzhui == 'idl':
    att1["Content-Type"] = 'text/x-idl'
elif houzhui == 'ief':
    att1["Content-Type"] = 'image/ief'
elif houzhui == 'iff':
    att1["Content-Type"] = 'image/x-iff'
elif houzhui == 'ilbm':
    att1["Content-Type"] = 'image/x-ilbm'
elif houzhui == 'ime':
    att1["Content-Type"] = 'text/x-imelody'
elif houzhui == 'imy':
    att1["Content-Type"] = 'text/x-imelody'
elif houzhui == 'ins':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'iptables':
    att1["Content-Type"] = 'text/x-iptables'
elif houzhui == 'iso':
    att1["Content-Type"] = 'application/x-cd-image'
elif houzhui == 'iso9660':
    att1["Content-Type"] = 'application/x-cd-image'
elif houzhui == 'it':
    att1["Content-Type"] = 'audio/x-it'
elif houzhui == 'j2k':
    att1["Content-Type"] = 'image/jp2'
elif houzhui == 'jad':
    att1["Content-Type"] = 'text/vnd.sun.j2me.app-descriptor'
elif houzhui == 'jar':
    att1["Content-Type"] = 'application/x-java-archive'
elif houzhui == 'java':
    att1["Content-Type"] = 'text/x-java'
elif houzhui == 'jng':
    att1["Content-Type"] = 'image/x-jng'
elif houzhui == 'jnlp':
    att1["Content-Type"] = 'application/x-java-jnlp-file'
elif houzhui == 'jp2':
    att1["Content-Type"] = 'image/jp2'
elif houzhui == 'jpc':
    att1["Content-Type"] = 'image/jp2'
elif houzhui == 'jpe':
    att1["Content-Type"] = 'image/jpeg'
elif houzhui == 'jpeg':
    att1["Content-Type"] = 'image/jpeg'
elif houzhui == 'jpf':
    att1["Content-Type"] = 'image/jp2'
elif houzhui == 'jpg':
    att1["Content-Type"] = 'image/jpeg'
elif houzhui == 'jpr':
    att1["Content-Type"] = 'application/x-jbuilder-project'
elif houzhui == 'jpx':
    att1["Content-Type"] = 'image/jp2'
elif houzhui == 'js':
    att1["Content-Type"] = 'application/javascript'
elif houzhui == 'json':
    att1["Content-Type"] = 'application/json'
elif houzhui == 'jsonp':
    att1["Content-Type"] = 'application/jsonp'
elif houzhui == 'k25':
    att1["Content-Type"] = 'image/x-kodak-k25'
elif houzhui == 'kar':
    att1["Content-Type"] = 'audio/midi'
elif houzhui == 'karbon':
    att1["Content-Type"] = 'application/x-karbon'
elif houzhui == 'kdc':
    att1["Content-Type"] = 'image/x-kodak-kdc'
elif houzhui == 'kdelnk':
    att1["Content-Type"] = 'application/x-desktop'
elif houzhui == 'kexi':
    att1["Content-Type"] = 'application/x-kexiproject-sqlite3'
elif houzhui == 'kexic':
    att1["Content-Type"] = 'application/x-kexi-connectiondata'
elif houzhui == 'kexis':
    att1["Content-Type"] = 'application/x-kexiproject-shortcut'
elif houzhui == 'kfo':
    att1["Content-Type"] = 'application/x-kformula'
elif houzhui == 'kil':
    att1["Content-Type"] = 'application/x-killustrator'
elif houzhui == 'kino':
    att1["Content-Type"] = 'application/smil'
elif houzhui == 'kml':
    att1["Content-Type"] = 'application/vnd.google-earth.kml+xml'
elif houzhui == 'kmz':
    att1["Content-Type"] = 'application/vnd.google-earth.kmz'
elif houzhui == 'kon':
    att1["Content-Type"] = 'application/x-kontour'
elif houzhui == 'kpm':
    att1["Content-Type"] = 'application/x-kpovmodeler'
elif houzhui == 'kpr':
    att1["Content-Type"] = 'application/x-kpresenter'
elif houzhui == 'kpt':
    att1["Content-Type"] = 'application/x-kpresenter'
elif houzhui == 'kra':
    att1["Content-Type"] = 'application/x-krita'
elif houzhui == 'ksp':
    att1["Content-Type"] = 'application/x-kspread'
elif houzhui == 'kud':
    att1["Content-Type"] = 'application/x-kugar'
elif houzhui == 'kwd':
    att1["Content-Type"] = 'application/x-kword'
elif houzhui == 'kwt':
    att1["Content-Type"] = 'application/x-kword'
elif houzhui == 'la':
    att1["Content-Type"] = 'application/x-shared-library-la'
elif houzhui == 'latex':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'ldif':
    att1["Content-Type"] = 'text/x-ldif'
elif houzhui == 'lha':
    att1["Content-Type"] = 'application/x-lha'
elif houzhui == 'lhs':
    att1["Content-Type"] = 'text/x-literate-haskell'
elif houzhui == 'lhz':
    att1["Content-Type"] = 'application/x-lhz'
elif houzhui == 'log':
    att1["Content-Type"] = 'text/x-log'
elif houzhui == 'ltx':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'lua':
    att1["Content-Type"] = 'text/x-lua'
elif houzhui == 'lwo':
    att1["Content-Type"] = 'image/x-lwo'
elif houzhui == 'lwob':
    att1["Content-Type"] = 'image/x-lwo'
elif houzhui == 'lws':
    att1["Content-Type"] = 'image/x-lws'
elif houzhui == 'ly':
    att1["Content-Type"] = 'text/x-lilypond'
elif houzhui == 'lyx':
    att1["Content-Type"] = 'application/x-lyx'
elif houzhui == 'lz':
    att1["Content-Type"] = 'application/x-lzip'
elif houzhui == 'lzh':
    att1["Content-Type"] = 'application/x-lha'
elif houzhui == 'lzma':
    att1["Content-Type"] = 'application/x-lzma'
elif houzhui == 'lzo':
    att1["Content-Type"] = 'application/x-lzop'
elif houzhui == 'm':
    att1["Content-Type"] = 'text/x-matlab'
elif houzhui == 'm15':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == 'm2t':
    att1["Content-Type"] = 'video/mpeg'
elif houzhui == 'm3u':
    att1["Content-Type"] = 'audio/x-mpegurl'
elif houzhui == 'm3u8':
    att1["Content-Type"] = 'audio/x-mpegurl'
elif houzhui == 'm4':
    att1["Content-Type"] = 'application/x-m4'
elif houzhui == 'm4a':
    att1["Content-Type"] = 'audio/mp4'
elif houzhui == 'm4b':
    att1["Content-Type"] = 'audio/x-m4b'
elif houzhui == 'm4v':
    att1["Content-Type"] = 'video/mp4'
elif houzhui == 'mab':
    att1["Content-Type"] = 'application/x-markaby'
elif houzhui == 'man':
    att1["Content-Type"] = 'application/x-troff-man'
elif houzhui == 'mbox':
    att1["Content-Type"] = 'application/mbox'
elif houzhui == 'md':
    att1["Content-Type"] = 'application/x-genesis-rom'
elif houzhui == 'mdb':
    att1["Content-Type"] = 'application/vnd.ms-access'
elif houzhui == 'mdi':
    att1["Content-Type"] = 'image/vnd.ms-modi'
elif houzhui == 'me':
    att1["Content-Type"] = 'text/x-troff-me'
elif houzhui == 'med':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == 'metalink':
    att1["Content-Type"] = 'application/metalink+xml'
elif houzhui == 'mgp':
    att1["Content-Type"] = 'application/x-magicpoint'
elif houzhui == 'mid':
    att1["Content-Type"] = 'audio/midi'
elif houzhui == 'midi':
    att1["Content-Type"] = 'audio/midi'
elif houzhui == 'mif':
    att1["Content-Type"] = 'application/x-mif'
elif houzhui == 'minipsf':
    att1["Content-Type"] = 'audio/x-minipsf'
elif houzhui == 'mka':
    att1["Content-Type"] = 'audio/x-matroska'
elif houzhui == 'mkv':
    att1["Content-Type"] = 'video/x-matroska'
elif houzhui == 'ml':
    att1["Content-Type"] = 'text/x-ocaml'
elif houzhui == 'mli':
    att1["Content-Type"] = 'text/x-ocaml'
elif houzhui == 'mm':
    att1["Content-Type"] = 'text/x-troff-mm'
elif houzhui == 'mmf':
    att1["Content-Type"] = 'application/x-smaf'
elif houzhui == 'mml':
    att1["Content-Type"] = 'text/mathml'
elif houzhui == 'mng':
    att1["Content-Type"] = 'video/x-mng'
elif houzhui == 'mo':
    att1["Content-Type"] = 'application/x-gettext-translation'
elif houzhui == 'mo3':
    att1["Content-Type"] = 'audio/x-mo3'
elif houzhui == 'moc':
    att1["Content-Type"] = 'text/x-moc'
elif houzhui == 'mod':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == 'mof':
    att1["Content-Type"] = 'text/x-mof'
elif houzhui == 'moov':
    att1["Content-Type"] = 'video/quicktime'
elif houzhui == 'mov':
    att1["Content-Type"] = 'video/quicktime'
elif houzhui == 'movie':
    att1["Content-Type"] = 'video/x-sgi-movie'
elif houzhui == 'mp+':
    att1["Content-Type"] = 'audio/x-musepack'
elif houzhui == 'mp2':
    att1["Content-Type"] = 'video/mpeg'
elif houzhui == 'mp3':
    att1["Content-Type"] = 'audio/mpeg'
elif houzhui == 'mp4':
    att1["Content-Type"] = 'video/mp4'
elif houzhui == 'mpc':
    att1["Content-Type"] = 'audio/x-musepack'
elif houzhui == 'mpe':
    att1["Content-Type"] = 'video/mpeg'
elif houzhui == 'mpeg':
    att1["Content-Type"] = 'video/mpeg'
elif houzhui == 'mpg':
    att1["Content-Type"] = 'video/mpeg'
elif houzhui == 'mpga':
    att1["Content-Type"] = 'audio/mpeg'
elif houzhui == 'mpp':
    att1["Content-Type"] = 'audio/x-musepack'
elif houzhui == 'mrl':
    att1["Content-Type"] = 'text/x-mrml'
elif houzhui == 'mrml':
    att1["Content-Type"] = 'text/x-mrml'
elif houzhui == 'mrw':
    att1["Content-Type"] = 'image/x-minolta-mrw'
elif houzhui == 'ms':
    att1["Content-Type"] = 'text/x-troff-ms'
elif houzhui == 'msi':
    att1["Content-Type"] = 'application/x-msi'
elif houzhui == 'msod':
    att1["Content-Type"] = 'image/x-msod'
elif houzhui == 'msx':
    att1["Content-Type"] = 'application/x-msx-rom'
elif houzhui == 'mtm':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == 'mup':
    att1["Content-Type"] = 'text/x-mup'
elif houzhui == 'mxf':
    att1["Content-Type"] = 'application/mxf'
elif houzhui == 'n64':
    att1["Content-Type"] = 'application/x-n64-rom'
elif houzhui == 'nb':
    att1["Content-Type"] = 'application/mathematica'
elif houzhui == 'nc':
    att1["Content-Type"] = 'application/x-netcdf'
elif houzhui == 'nds':
    att1["Content-Type"] = 'application/x-nintendo-ds-rom'
elif houzhui == 'nef':
    att1["Content-Type"] = 'image/x-nikon-nef'
elif houzhui == 'nes':
    att1["Content-Type"] = 'application/x-nes-rom'
elif houzhui == 'nfo':
    att1["Content-Type"] = 'text/x-nfo'
elif houzhui == 'not':
    att1["Content-Type"] = 'text/x-mup'
elif houzhui == 'nsc':
    att1["Content-Type"] = 'application/x-netshow-channel'
elif houzhui == 'nsv':
    att1["Content-Type"] = 'video/x-nsv'
elif houzhui == 'o':
    att1["Content-Type"] = 'application/x-object'
elif houzhui == 'obj':
    att1["Content-Type"] = 'application/x-tgif'
elif houzhui == 'ocl':
    att1["Content-Type"] = 'text/x-ocl'
elif houzhui == 'oda':
    att1["Content-Type"] = 'application/oda'
elif houzhui == 'odb':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.database'
elif houzhui == 'odc':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.chart'
elif houzhui == 'odf':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.formula'
elif houzhui == 'odg':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.graphics'
elif houzhui == 'odi':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.image'
elif houzhui == 'odm':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.text-master'
elif houzhui == 'odp':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.presentation'
elif houzhui == 'ods':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.spreadsheet'
elif houzhui == 'odt':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.text'
elif houzhui == 'oga':
    att1["Content-Type"] = 'audio/ogg'
elif houzhui == 'ogg':
    att1["Content-Type"] = 'video/x-theora+ogg'
elif houzhui == 'ogm':
    att1["Content-Type"] = 'video/x-ogm+ogg'
elif houzhui == 'ogv':
    att1["Content-Type"] = 'video/ogg'
elif houzhui == 'ogx':
    att1["Content-Type"] = 'application/ogg'
elif houzhui == 'old':
    att1["Content-Type"] = 'application/x-trash'
elif houzhui == 'oleo':
    att1["Content-Type"] = 'application/x-oleo'
elif houzhui == 'opml':
    att1["Content-Type"] = 'text/x-opml+xml'
elif houzhui == 'ora':
    att1["Content-Type"] = 'image/openraster'
elif houzhui == 'orf':
    att1["Content-Type"] = 'image/x-olympus-orf'
elif houzhui == 'otc':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.chart-template'
elif houzhui == 'otf':
    att1["Content-Type"] = 'application/x-font-otf'
elif houzhui == 'otg':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.graphics-template'
elif houzhui == 'oth':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.text-web'
elif houzhui == 'otp':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.presentation-template'
elif houzhui == 'ots':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.spreadsheet-template'
elif houzhui == 'ott':
    att1["Content-Type"] = 'application/vnd.oasis.opendocument.text-template'
elif houzhui == 'owl':
    att1["Content-Type"] = 'application/rdf+xml'
elif houzhui == 'oxt':
    att1["Content-Type"] = 'application/vnd.openofficeorg.extension'
elif houzhui == 'p':
    att1["Content-Type"] = 'text/x-pascal'
elif houzhui == 'p10':
    att1["Content-Type"] = 'application/pkcs10'
elif houzhui == 'p12':
    att1["Content-Type"] = 'application/x-pkcs12'
elif houzhui == 'p7b':
    att1["Content-Type"] = 'application/x-pkcs7-certificates'
elif houzhui == 'p7s':
    att1["Content-Type"] = 'application/pkcs7-signature'
elif houzhui == 'pack':
    att1["Content-Type"] = 'application/x-java-pack200'
elif houzhui == 'pak':
    att1["Content-Type"] = 'application/x-pak'
elif houzhui == 'par2':
    att1["Content-Type"] = 'application/x-par2'
elif houzhui == 'pas':
    att1["Content-Type"] = 'text/x-pascal'
elif houzhui == 'patch':
    att1["Content-Type"] = 'text/x-patch'
elif houzhui == 'pbm':
    att1["Content-Type"] = 'image/x-portable-bitmap'
elif houzhui == 'pcd':
    att1["Content-Type"] = 'image/x-photo-cd'
elif houzhui == 'pcf':
    att1["Content-Type"] = 'application/x-cisco-vpn-settings'
elif houzhui == 'pcf.gz':
    att1["Content-Type"] = 'application/x-font-pcf'
elif houzhui == 'pcf.z':
    att1["Content-Type"] = 'application/x-font-pcf'
elif houzhui == 'pcl':
    att1["Content-Type"] = 'application/vnd.hp-pcl'
elif houzhui == 'pcx':
    att1["Content-Type"] = 'image/x-pcx'
elif houzhui == 'pdb':
    att1["Content-Type"] = 'chemical/x-pdb'
elif houzhui == 'pdc':
    att1["Content-Type"] = 'application/x-aportisdoc'
elif houzhui == 'pdf':
    att1["Content-Type"] = 'application/pdf'
elif houzhui == 'pdf.bz2':
    att1["Content-Type"] = 'application/x-bzpdf'
elif houzhui == 'pdf.gz':
    att1["Content-Type"] = 'application/x-gzpdf'
elif houzhui == 'pef':
    att1["Content-Type"] = 'image/x-pentax-pef'
elif houzhui == 'pem':
    att1["Content-Type"] = 'application/x-x509-ca-cert'
elif houzhui == 'perl':
    att1["Content-Type"] = 'application/x-perl'
elif houzhui == 'pfa':
    att1["Content-Type"] = 'application/x-font-type1'
elif houzhui == 'pfb':
    att1["Content-Type"] = 'application/x-font-type1'
elif houzhui == 'pfx':
    att1["Content-Type"] = 'application/x-pkcs12'
elif houzhui == 'pgm':
    att1["Content-Type"] = 'image/x-portable-graymap'
elif houzhui == 'pgn':
    att1["Content-Type"] = 'application/x-chess-pgn'
elif houzhui == 'pgp':
    att1["Content-Type"] = 'application/pgp-encrypted'
elif houzhui == 'php':
    att1["Content-Type"] = 'application/x-php'
elif houzhui == 'php3':
    att1["Content-Type"] = 'application/x-php'
elif houzhui == 'php4':
    att1["Content-Type"] = 'application/x-php'
elif houzhui == 'pict':
    att1["Content-Type"] = 'image/x-pict'
elif houzhui == 'pict1':
    att1["Content-Type"] = 'image/x-pict'
elif houzhui == 'pict2':
    att1["Content-Type"] = 'image/x-pict'
elif houzhui == 'pickle':
    att1["Content-Type"] = 'application/python-pickle'
elif houzhui == 'pk':
    att1["Content-Type"] = 'application/x-tex-pk'
elif houzhui == 'pkipath':
    att1["Content-Type"] = 'application/pkix-pkipath'
elif houzhui == 'pkr':
    att1["Content-Type"] = 'application/pgp-keys'
elif houzhui == 'pl':
    att1["Content-Type"] = 'application/x-perl'
elif houzhui == 'pla':
    att1["Content-Type"] = 'audio/x-iriver-pla'
elif houzhui == 'pln':
    att1["Content-Type"] = 'application/x-planperfect'
elif houzhui == 'pls':
    att1["Content-Type"] = 'audio/x-scpls'
elif houzhui == 'pm':
    att1["Content-Type"] = 'application/x-perl'
elif houzhui == 'png':
    att1["Content-Type"] = 'image/png'
elif houzhui == 'pnm':
    att1["Content-Type"] = 'image/x-portable-anymap'
elif houzhui == 'pntg':
    att1["Content-Type"] = 'image/x-macpaint'
elif houzhui == 'po':
    att1["Content-Type"] = 'text/x-gettext-translation'
elif houzhui == 'por':
    att1["Content-Type"] = 'application/x-spss-por'
elif houzhui == 'pot':
    att1["Content-Type"] = 'text/x-gettext-translation-template'
elif houzhui == 'ppm':
    att1["Content-Type"] = 'image/x-portable-pixmap'
elif houzhui == 'pps':
    att1["Content-Type"] = 'application/vnd.ms-powerpoint'
elif houzhui == 'ppt':
    att1["Content-Type"] = 'application/vnd.ms-powerpoint'
elif houzhui == 'pptm':
    att1["Content-Type"] = 'application/vnd.openxmlformats-officedocument.presentationml.presentation'
elif houzhui == 'pptx':
    att1["Content-Type"] = 'application/vnd.openxmlformats-officedocument.presentationml.presentation'
elif houzhui == 'ppz':
    att1["Content-Type"] = 'application/vnd.ms-powerpoint'
elif houzhui == 'prc':
    att1["Content-Type"] = 'application/x-palm-database'
elif houzhui == 'ps':
    att1["Content-Type"] = 'application/postscript'
elif houzhui == 'ps.bz2':
    att1["Content-Type"] = 'application/x-bzpostscript'
elif houzhui == 'ps.gz':
    att1["Content-Type"] = 'application/x-gzpostscript'
elif houzhui == 'psd':
    att1["Content-Type"] = 'image/vnd.adobe.photoshop'
elif houzhui == 'psf':
    att1["Content-Type"] = 'audio/x-psf'
elif houzhui == 'psf.gz':
    att1["Content-Type"] = 'application/x-gz-font-linux-psf'
elif houzhui == 'psflib':
    att1["Content-Type"] = 'audio/x-psflib'
elif houzhui == 'psid':
    att1["Content-Type"] = 'audio/prs.sid'
elif houzhui == 'psw':
    att1["Content-Type"] = 'application/x-pocket-word'
elif houzhui == 'pw':
    att1["Content-Type"] = 'application/x-pw'
elif houzhui == 'py':
    att1["Content-Type"] = 'text/x-python'
elif houzhui == 'pyc':
    att1["Content-Type"] = 'application/x-python-bytecode'
elif houzhui == 'pyo':
    att1["Content-Type"] = 'application/x-python-bytecode'
elif houzhui == 'qif':
    att1["Content-Type"] = 'image/x-quicktime'
elif houzhui == 'qt':
    att1["Content-Type"] = 'video/quicktime'
elif houzhui == 'qtif':
    att1["Content-Type"] = 'image/x-quicktime'
elif houzhui == 'qtl':
    att1["Content-Type"] = 'application/x-quicktime-media-link'
elif houzhui == 'qtvr':
    att1["Content-Type"] = 'video/quicktime'
elif houzhui == 'ra':
    att1["Content-Type"] = 'audio/vnd.rn-realaudio'
elif houzhui == 'raf':
    att1["Content-Type"] = 'image/x-fuji-raf'
elif houzhui == 'ram':
    att1["Content-Type"] = 'application/ram'
elif houzhui == 'rar':
    att1["Content-Type"] = 'application/x-rar'
elif houzhui == 'ras':
    att1["Content-Type"] = 'image/x-cmu-raster'
elif houzhui == 'raw':
    att1["Content-Type"] = 'image/x-panasonic-raw'
elif houzhui == 'rax':
    att1["Content-Type"] = 'audio/vnd.rn-realaudio'
elif houzhui == 'rb':
    att1["Content-Type"] = 'application/x-ruby'
elif houzhui == 'rdf':
    att1["Content-Type"] = 'application/rdf+xml'
elif houzhui == 'rdfs':
    att1["Content-Type"] = 'application/rdf+xml'
elif houzhui == 'reg':
    att1["Content-Type"] = 'text/x-ms-regedit'
elif houzhui == 'rej':
    att1["Content-Type"] = 'application/x-reject'
elif houzhui == 'rgb':
    att1["Content-Type"] = 'image/x-rgb'
elif houzhui == 'rle':
    att1["Content-Type"] = 'image/rle'
elif houzhui == 'rm':
    att1["Content-Type"] = 'application/vnd.rn-realmedia'
elif houzhui == 'rmj':
    att1["Content-Type"] = 'application/vnd.rn-realmedia'
elif houzhui == 'rmm':
    att1["Content-Type"] = 'application/vnd.rn-realmedia'
elif houzhui == 'rms':
    att1["Content-Type"] = 'application/vnd.rn-realmedia'
elif houzhui == 'rmvb':
    att1["Content-Type"] = 'application/vnd.rn-realmedia'
elif houzhui == 'rmx':
    att1["Content-Type"] = 'application/vnd.rn-realmedia'
elif houzhui == 'roff':
    att1["Content-Type"] = 'text/troff'
elif houzhui == 'rp':
    att1["Content-Type"] = 'image/vnd.rn-realpix'
elif houzhui == 'rpm':
    att1["Content-Type"] = 'application/x-rpm'
elif houzhui == 'rss':
    att1["Content-Type"] = 'application/rss+xml'
elif houzhui == 'rt':
    att1["Content-Type"] = 'text/vnd.rn-realtext'
elif houzhui == 'rtf':
    att1["Content-Type"] = 'application/rtf'
elif houzhui == 'rtx':
    att1["Content-Type"] = 'text/richtext'
elif houzhui == 'rv':
    att1["Content-Type"] = 'video/vnd.rn-realvideo'
elif houzhui == 'rvx':
    att1["Content-Type"] = 'video/vnd.rn-realvideo'
elif houzhui == 's3m':
    att1["Content-Type"] = 'audio/x-s3m'
elif houzhui == 'sam':
    att1["Content-Type"] = 'application/x-amipro'
elif houzhui == 'sami':
    att1["Content-Type"] = 'application/x-sami'
elif houzhui == 'sav':
    att1["Content-Type"] = 'application/x-spss-sav'
elif houzhui == 'scm':
    att1["Content-Type"] = 'text/x-scheme'
elif houzhui == 'sda':
    att1["Content-Type"] = 'application/vnd.stardivision.draw'
elif houzhui == 'sdc':
    att1["Content-Type"] = 'application/vnd.stardivision.calc'
elif houzhui == 'sdd':
    att1["Content-Type"] = 'application/vnd.stardivision.impress'
elif houzhui == 'sdp':
    att1["Content-Type"] = 'application/sdp'
elif houzhui == 'sds':
    att1["Content-Type"] = 'application/vnd.stardivision.chart'
elif houzhui == 'sdw':
    att1["Content-Type"] = 'application/vnd.stardivision.writer'
elif houzhui == 'sgf':
    att1["Content-Type"] = 'application/x-go-sgf'
elif houzhui == 'sgi':
    att1["Content-Type"] = 'image/x-sgi'
elif houzhui == 'sgl':
    att1["Content-Type"] = 'application/vnd.stardivision.writer'
elif houzhui == 'sgm':
    att1["Content-Type"] = 'text/sgml'
elif houzhui == 'sgml':
    att1["Content-Type"] = 'text/sgml'
elif houzhui == 'sh':
    att1["Content-Type"] = 'application/x-shellscript'
elif houzhui == 'shar':
    att1["Content-Type"] = 'application/x-shar'
elif houzhui == 'shn':
    att1["Content-Type"] = 'application/x-shorten'
elif houzhui == 'siag':
    att1["Content-Type"] = 'application/x-siag'
elif houzhui == 'sid':
    att1["Content-Type"] = 'audio/prs.sid'
elif houzhui == 'sik':
    att1["Content-Type"] = 'application/x-trash'
elif houzhui == 'sis':
    att1["Content-Type"] = 'application/vnd.symbian.install'
elif houzhui == 'sisx':
    att1["Content-Type"] = 'x-epoc/x-sisx-app'
elif houzhui == 'sit':
    att1["Content-Type"] = 'application/x-stuffit'
elif houzhui == 'siv':
    att1["Content-Type"] = 'application/sieve'
elif houzhui == 'sk':
    att1["Content-Type"] = 'image/x-skencil'
elif houzhui == 'sk1':
    att1["Content-Type"] = 'image/x-skencil'
elif houzhui == 'skr':
    att1["Content-Type"] = 'application/pgp-keys'
elif houzhui == 'slk':
    att1["Content-Type"] = 'text/spreadsheet'
elif houzhui == 'smaf':
    att1["Content-Type"] = 'application/x-smaf'
elif houzhui == 'smc':
    att1["Content-Type"] = 'application/x-snes-rom'
elif houzhui == 'smd':
    att1["Content-Type"] = 'application/vnd.stardivision.mail'
elif houzhui == 'smf':
    att1["Content-Type"] = 'application/vnd.stardivision.math'
elif houzhui == 'smi':
    att1["Content-Type"] = 'application/x-sami'
elif houzhui == 'smil':
    att1["Content-Type"] = 'application/smil'
elif houzhui == 'sml':
    att1["Content-Type"] = 'application/smil'
elif houzhui == 'sms':
    att1["Content-Type"] = 'application/x-sms-rom'
elif houzhui == 'snd':
    att1["Content-Type"] = 'audio/basic'
elif houzhui == 'so':
    att1["Content-Type"] = 'application/x-sharedlib'
elif houzhui == 'spc':
    att1["Content-Type"] = 'application/x-pkcs7-certificates'
elif houzhui == 'spd':
    att1["Content-Type"] = 'application/x-font-speedo'
elif houzhui == 'spec':
    att1["Content-Type"] = 'text/x-rpm-spec'
elif houzhui == 'spl':
    att1["Content-Type"] = 'application/x-shockwave-flash'
elif houzhui == 'spx':
    att1["Content-Type"] = 'audio/x-speex'
elif houzhui == 'sql':
    att1["Content-Type"] = 'text/x-sql'
elif houzhui == 'sr2':
    att1["Content-Type"] = 'image/x-sony-sr2'
elif houzhui == 'src':
    att1["Content-Type"] = 'application/x-wais-source'
elif houzhui == 'srf':
    att1["Content-Type"] = 'image/x-sony-srf'
elif houzhui == 'srt':
    att1["Content-Type"] = 'application/x-subrip'
elif houzhui == 'ssa':
    att1["Content-Type"] = 'text/x-ssa'
elif houzhui == 'stc':
    att1["Content-Type"] = 'application/vnd.sun.xml.calc.template'
elif houzhui == 'std':
    att1["Content-Type"] = 'application/vnd.sun.xml.draw.template'
elif houzhui == 'sti':
    att1["Content-Type"] = 'application/vnd.sun.xml.impress.template'
elif houzhui == 'stm':
    att1["Content-Type"] = 'audio/x-stm'
elif houzhui == 'stw':
    att1["Content-Type"] = 'application/vnd.sun.xml.writer.template'
elif houzhui == 'sty':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'sub':
    att1["Content-Type"] = 'text/x-subviewer'
elif houzhui == 'sun':
    att1["Content-Type"] = 'image/x-sun-raster'
elif houzhui == 'sv4cpio':
    att1["Content-Type"] = 'application/x-sv4cpio'
elif houzhui == 'sv4crc':
    att1["Content-Type"] = 'application/x-sv4crc'
elif houzhui == 'svg':
    att1["Content-Type"] = 'image/svg+xml'
elif houzhui == 'svgz':
    att1["Content-Type"] = 'image/svg+xml-compressed'
elif houzhui == 'swf':
    att1["Content-Type"] = 'application/x-shockwave-flash'
elif houzhui == 'sxc':
    att1["Content-Type"] = 'application/vnd.sun.xml.calc'
elif houzhui == 'sxd':
    att1["Content-Type"] = 'application/vnd.sun.xml.draw'
elif houzhui == 'sxg':
    att1["Content-Type"] = 'application/vnd.sun.xml.writer.global'
elif houzhui == 'sxi':
    att1["Content-Type"] = 'application/vnd.sun.xml.impress'
elif houzhui == 'sxm':
    att1["Content-Type"] = 'application/vnd.sun.xml.math'
elif houzhui == 'sxw':
    att1["Content-Type"] = 'application/vnd.sun.xml.writer'
elif houzhui == 'sylk':
    att1["Content-Type"] = 'text/spreadsheet'
elif houzhui == 't':
    att1["Content-Type"] = 'text/troff'
elif houzhui == 't2t':
    att1["Content-Type"] = 'text/x-txt2tags'
elif houzhui == 'tar':
    att1["Content-Type"] = 'application/x-tar'
elif houzhui == 'tar.bz':
    att1["Content-Type"] = 'application/x-bzip-compressed-tar'
elif houzhui == 'tar.bz2':
    att1["Content-Type"] = 'application/x-bzip-compressed-tar'
elif houzhui == 'tar.gz':
    att1["Content-Type"] = 'application/x-compressed-tar'
elif houzhui == 'tar.lzma':
    att1["Content-Type"] = 'application/x-lzma-compressed-tar'
elif houzhui == 'tar.lzo':
    att1["Content-Type"] = 'application/x-tzo'
elif houzhui == 'tar.xz':
    att1["Content-Type"] = 'application/x-xz-compressed-tar'
elif houzhui == 'tar.z':
    att1["Content-Type"] = 'application/x-tarz'
elif houzhui == 'tbz':
    att1["Content-Type"] = 'application/x-bzip-compressed-tar'
elif houzhui == 'tbz2':
    att1["Content-Type"] = 'application/x-bzip-compressed-tar'
elif houzhui == 'tcl':
    att1["Content-Type"] = 'text/x-tcl'
elif houzhui == 'tex':
    att1["Content-Type"] = 'text/x-tex'
elif houzhui == 'texi':
    att1["Content-Type"] = 'text/x-texinfo'
elif houzhui == 'texinfo':
    att1["Content-Type"] = 'text/x-texinfo'
elif houzhui == 'tga':
    att1["Content-Type"] = 'image/x-tga'
elif houzhui == 'tgz':
    att1["Content-Type"] = 'application/x-compressed-tar'
elif houzhui == 'theme':
    att1["Content-Type"] = 'application/x-theme'
elif houzhui == 'themepack':
    att1["Content-Type"] = 'application/x-windows-themepack'
elif houzhui == 'tif':
    att1["Content-Type"] = 'image/tiff'
elif houzhui == 'tiff':
    att1["Content-Type"] = 'image/tiff'
elif houzhui == 'tk':
    att1["Content-Type"] = 'text/x-tcl'
elif houzhui == 'tlz':
    att1["Content-Type"] = 'application/x-lzma-compressed-tar'
elif houzhui == 'tnef':
    att1["Content-Type"] = 'application/vnd.ms-tnef'
elif houzhui == 'tnf':
    att1["Content-Type"] = 'application/vnd.ms-tnef'
elif houzhui == 'toc':
    att1["Content-Type"] = 'application/x-cdrdao-toc'
elif houzhui == 'torrent':
    att1["Content-Type"] = 'application/x-bittorrent'
elif houzhui == 'tpic':
    att1["Content-Type"] = 'image/x-tga'
elif houzhui == 'tr':
    att1["Content-Type"] = 'text/troff'
elif houzhui == 'ts':
    att1["Content-Type"] = 'application/x-linguist'
elif houzhui == 'tsv':
    att1["Content-Type"] = 'text/tab-separated-values'
elif houzhui == 'tta':
    att1["Content-Type"] = 'audio/x-tta'
elif houzhui == 'ttc':
    att1["Content-Type"] = 'application/x-font-ttf'
elif houzhui == 'ttf':
    att1["Content-Type"] = 'application/x-font-ttf'
elif houzhui == 'ttx':
    att1["Content-Type"] = 'application/x-font-ttx'
elif houzhui == 'txt':
    att1["Content-Type"] = 'text/plain'
elif houzhui == 'txz':
    att1["Content-Type"] = 'application/x-xz-compressed-tar'
elif houzhui == 'tzo':
    att1["Content-Type"] = 'application/x-tzo'
elif houzhui == 'ufraw':
    att1["Content-Type"] = 'application/x-ufraw'
elif houzhui == 'ui':
    att1["Content-Type"] = 'application/x-designer'
elif houzhui == 'uil':
    att1["Content-Type"] = 'text/x-uil'
elif houzhui == 'ult':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == 'uni':
    att1["Content-Type"] = 'audio/x-mod'
elif houzhui == 'uri':
    att1["Content-Type"] = 'text/x-uri'
elif houzhui == 'url':
    att1["Content-Type"] = 'text/x-uri'
elif houzhui == 'ustar':
    att1["Content-Type"] = 'application/x-ustar'
elif houzhui == 'vala':
    att1["Content-Type"] = 'text/x-vala'
elif houzhui == 'vapi':
    att1["Content-Type"] = 'text/x-vala'
elif houzhui == 'vcf':
    att1["Content-Type"] = 'text/directory'
elif houzhui == 'vcs':
    att1["Content-Type"] = 'text/calendar'
elif houzhui == 'vct':
    att1["Content-Type"] = 'text/directory'
elif houzhui == 'vda':
    att1["Content-Type"] = 'image/x-tga'
elif houzhui == 'vhd':
    att1["Content-Type"] = 'text/x-vhdl'
elif houzhui == 'vhdl':
    att1["Content-Type"] = 'text/x-vhdl'
elif houzhui == 'viv':
    att1["Content-Type"] = 'video/vivo'
elif houzhui == 'vivo':
    att1["Content-Type"] = 'video/vivo'
elif houzhui == 'vlc':
    att1["Content-Type"] = 'audio/x-mpegurl'
elif houzhui == 'vob':
    att1["Content-Type"] = 'video/mpeg'
elif houzhui == 'voc':
    att1["Content-Type"] = 'audio/x-voc'
elif houzhui == 'vor':
    att1["Content-Type"] = 'application/vnd.stardivision.writer'
elif houzhui == 'vst':
    att1["Content-Type"] = 'image/x-tga'
elif houzhui == 'wav':
    att1["Content-Type"] = 'audio/x-wav'
elif houzhui == 'wax':
    att1["Content-Type"] = 'audio/x-ms-asx'
elif houzhui == 'wb1':
    att1["Content-Type"] = 'application/x-quattropro'
elif houzhui == 'wb2':
    att1["Content-Type"] = 'application/x-quattropro'
elif houzhui == 'wb3':
    att1["Content-Type"] = 'application/x-quattropro'
elif houzhui == 'wbmp':
    att1["Content-Type"] = 'image/vnd.wap.wbmp'
elif houzhui == 'wcm':
    att1["Content-Type"] = 'application/vnd.ms-works'
elif houzhui == 'wdb':
    att1["Content-Type"] = 'application/vnd.ms-works'
elif houzhui == 'webm':
    att1["Content-Type"] = 'video/webm'
elif houzhui == 'wk1':
    att1["Content-Type"] = 'application/vnd.lotus-1-2-3'
elif houzhui == 'wk3':
    att1["Content-Type"] = 'application/vnd.lotus-1-2-3'
elif houzhui == 'wk4':
    att1["Content-Type"] = 'application/vnd.lotus-1-2-3'
elif houzhui == 'wks':
    att1["Content-Type"] = 'application/vnd.ms-works'
elif houzhui == 'wma':
    att1["Content-Type"] = 'audio/x-ms-wma'
elif houzhui == 'wmf':
    att1["Content-Type"] = 'image/x-wmf'
elif houzhui == 'wml':
    att1["Content-Type"] = 'text/vnd.wap.wml'
elif houzhui == 'wmls':
    att1["Content-Type"] = 'text/vnd.wap.wmlscript'
elif houzhui == 'wmv':
    att1["Content-Type"] = 'video/x-ms-wmv'
elif houzhui == 'wmx':
    att1["Content-Type"] = 'audio/x-ms-asx'
elif houzhui == 'wp':
    att1["Content-Type"] = 'application/vnd.wordperfect'
elif houzhui == 'wp4':
    att1["Content-Type"] = 'application/vnd.wordperfect'
elif houzhui == 'wp5':
    att1["Content-Type"] = 'application/vnd.wordperfect'
elif houzhui == 'wp6':
    att1["Content-Type"] = 'application/vnd.wordperfect'
elif houzhui == 'wpd':
    att1["Content-Type"] = 'application/vnd.wordperfect'
elif houzhui == 'wpg':
    att1["Content-Type"] = 'application/x-wpg'
elif houzhui == 'wpl':
    att1["Content-Type"] = 'application/vnd.ms-wpl'
elif houzhui == 'wpp':
    att1["Content-Type"] = 'application/vnd.wordperfect'
elif houzhui == 'wps':
    att1["Content-Type"] = 'application/vnd.ms-works'
elif houzhui == 'wri':
    att1["Content-Type"] = 'application/x-mswrite'
elif houzhui == 'wrl':
    att1["Content-Type"] = 'model/vrml'
elif houzhui == 'wv':
    att1["Content-Type"] = 'audio/x-wavpack'
elif houzhui == 'wvc':
    att1["Content-Type"] = 'audio/x-wavpack-correction'
elif houzhui == 'wvp':
    att1["Content-Type"] = 'audio/x-wavpack'
elif houzhui == 'wvx':
    att1["Content-Type"] = 'audio/x-ms-asx'
elif houzhui == 'x3f':
    att1["Content-Type"] = 'image/x-sigma-x3f'
elif houzhui == 'xac':
    att1["Content-Type"] = 'application/x-gnucash'
elif houzhui == 'xbel':
    att1["Content-Type"] = 'application/x-xbel'
elif houzhui == 'xbl':
    att1["Content-Type"] = 'application/xml'
elif houzhui == 'xbm':
    att1["Content-Type"] = 'image/x-xbitmap'
elif houzhui == 'xcf':
    att1["Content-Type"] = 'image/x-xcf'
elif houzhui == 'xcf.bz2':
    att1["Content-Type"] = 'image/x-compressed-xcf'
elif houzhui == 'xcf.gz':
    att1["Content-Type"] = 'image/x-compressed-xcf'
elif houzhui == 'xhtml':
    att1["Content-Type"] = 'application/xhtml+xml'
elif houzhui == 'xi':
    att1["Content-Type"] = 'audio/x-xi'
elif houzhui == 'xla':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xlc':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xld':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xlf':
    att1["Content-Type"] = 'application/x-xliff'
elif houzhui == 'xliff':
    att1["Content-Type"] = 'application/x-xliff'
elif houzhui == 'xll':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xlm':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xls':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xlsm':
    att1["Content-Type"] = 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
elif houzhui == 'xlsx':
    att1["Content-Type"] = 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
elif houzhui == 'xlt':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xlw':
    att1["Content-Type"] = 'application/vnd.ms-excel'
elif houzhui == 'xm':
    att1["Content-Type"] = 'audio/x-xm'
elif houzhui == 'xmf':
    att1["Content-Type"] = 'audio/x-xmf'
elif houzhui == 'xmi':
    att1["Content-Type"] = 'text/x-xmi'
elif houzhui == 'xml':
    att1["Content-Type"] = 'application/xml'
elif houzhui == 'xpm':
    att1["Content-Type"] = 'image/x-xpixmap'
elif houzhui == 'xps':
    att1["Content-Type"] = 'application/vnd.ms-xpsdocument'
elif houzhui == 'xsl':
    att1["Content-Type"] = 'application/xml'
elif houzhui == 'xslfo':
    att1["Content-Type"] = 'text/x-xslfo'
elif houzhui == 'xslt':
    att1["Content-Type"] = 'application/xml'
elif houzhui == 'xspf':
    att1["Content-Type"] = 'application/xspf+xml'
elif houzhui == 'xul':
    att1["Content-Type"] = 'application/vnd.mozilla.xul+xml'
elif houzhui == 'xwd':
    att1["Content-Type"] = 'image/x-xwindowdump'
elif houzhui == 'xyz':
    att1["Content-Type"] = 'chemical/x-pdb'
elif houzhui == 'xz':
    att1["Content-Type"] = 'application/x-xz'
elif houzhui == 'w2p':
    att1["Content-Type"] = 'application/w2p'
elif houzhui == 'z':
    att1["Content-Type"] = 'application/x-compress'
elif houzhui == 'zabw':
    att1["Content-Type"] = 'application/x-abiword'
elif houzhui == 'zip':
    att1["Content-Type"] = 'application/zip'