[BangPypers] xlrd

[sayantan bhattacharya]

Hi Jayanth,

Can you provide me the excel file or a similar file with corresponding
arbit data? I have worked with xlrd and xlwt before and have not faced any
issue like this - though the files I have been using are not password
protected.

--
Sayantan
On Aug 21, 2014 8:32 PM, "Jayanth Koushik" <jnkoushik at gmail.com> wrote:

> If the encryption does not matter, then the easier way might be to remove
> the encryption and proceed normally using xlrd. But I'm not sure how to do
> that (don't use excel). Can anyone else in the group help with this?
>
> Jayanth
>
>
> On Thu, Aug 21, 2014 at 7:19 PM, Shashidhar Paragonda <
> shashidhar85 at gmail.com> wrote:
>
> > Hi Jayanth,
> > >>> sorry the files were encrypted, with option available in MS-excel
> s/w.
> > They are in read-only mode.
> > >>> I saw the book.py program of xlrd lib, I dint understood about
> > verbosity level and all.
> > >>> is there any changes to be made to book.py ?
> > >>> thanks in advance.
> >
> >
> >
> > -----------------------------------
> > Regards,
> >
> > Shashidhar N.Paragonda
> > shashidhar85 at gmail.com
> > +919900093835
> >
> >
> > On Thu, Aug 21, 2014 at 5:03 PM, Jayanth Koushik <jnkoushik at gmail.com>
> > wrote:
> >
> > > Actually, that might be outdated. I grepped the xlrd source for this
> > > particular exception. It's raised only from once place:
> xlrd/book.py:896
> > > (assuming you're using the latest version: 0.9.3). The particular
> > function
> > > 'handle_filepass' is weird...:
> > >
> > >     def handle_filepass(self, data):
> > >         if self.verbosity >= 2:
> > >             logf = self.logfile
> > >             fprintf(logf, "FILEPASS:\n")
> > >             hex_char_dump(data, 0, len(data), base=0, fout=logf)
> > >             if self.biff_version >= 80:
> > >                 kind1, = unpack('<H', data[:2])
> > >                 if kind1 == 0: # weak XOR encryption
> > >                     key, hash_value = unpack('<HH', data[2:])
> > >                     fprintf(logf,
> > >                         'weak XOR: key=0x%04x hash=0x%04x\n',
> > >                         key, hash_value)
> > >                 elif kind1 == 1:
> > >                     kind2, = unpack('<H', data[4:6])
> > >                     if kind2 == 1: # BIFF8 standard encryption
> > >                         caption = "BIFF8 std"
> > >                     elif kind2 == 2:
> > >                         caption = "BIFF8 strong"
> > >                     else:
> > >                         caption = "** UNKNOWN ENCRYPTION METHOD **"
> > >                     fprintf(logf, "%s\n", caption)
> > >         raise XLRDError("Workbook is encrypted")
> > >
> > > Is that function only handling encryption if verbosity is greater than
> 2?
> > >
> > > Jayanth
> > >
> > >
> > >
> > > On Thu, Aug 21, 2014 at 4:50 PM, Jayanth Koushik <jnkoushik at gmail.com>
> > > wrote:
> > >
> > > > Are you sure the files aren't encrypted? If they are, then xlrd can't
> > > > handle them.
> > > >
> > > > http://www.lexicon.net/sjmachin/README.html (Look at 'Unlikely to be
> > > > done')
> > > >
> > > > Jayanth
> > > >
> > > >
> > > >
> > > > On Thu, Aug 21, 2014 at 3:26 PM, Shashidhar Paragonda <
> > > > shashidhar85 at gmail.com> wrote:
> > > >
> > > >> Hello all,
> > > >> >>> I am using xlrd library to read .xls files,
> > > >> >>> wb = xlrd.open_workbook("workbook_name.xls")
> > > >> >>> when I execute I get error :
> > > >>
> > > >> Traceback (most recent call last):
> > > >>   File "rater_document_parser.py", line 72, in <module>
> > > >>     wb = xlrd.open_workbook(row.SERVER_MOUNT_PATH)
> > > >>   File "/usr/lib/python2.6/site-packages/xlrd/__init__.py", line
> 435,
> > in
> > > >> open_workbook
> > > >>     ragged_rows=ragged_rows,
> > > >>   File "/usr/lib/python2.6/site-packages/xlrd/book.py", line 116, in
> > > >> open_workbook_xls
> > > >>     bk.parse_globals()
> > > >>   File "/usr/lib/python2.6/site-packages/xlrd/book.py", line 1178,
> in
> > > >> parse_globals
> > > >>     self.handle_filepass(data)
> > > >>   File "/usr/lib/python2.6/site-packages/xlrd/book.py", line 896, in
> > > >> handle_filepass
> > > >>     raise XLRDError("Workbook is encrypted")
> > > >> xlrd.biffh.XLRDError: Workbook is encrypted
> > > >>
> > > >> >>> when I manually open, it open
> > > >> >>> any suggession on resolving this error.
> > > >> >>>Thank you.
> > > >>
> > > >>
> > > >>
> > > >> -----------------------------------
> > > >> Regards,
> > > >>
> > > >> Shashidhar N.Paragonda
> > > >> shashidhar85 at gmail.com
> > > >> +919900093835
> > > >> _______________________________________________
> > > >> BangPypers mailing list
> > > >> BangPypers at python.org
> > > >> https://mail.python.org/mailman/listinfo/bangpypers
> > > >>
> > > >
> > > >
> > > _______________________________________________
> > > BangPypers mailing list
> > > BangPypers at python.org
> > > https://mail.python.org/mailman/listinfo/bangpypers
> > >
> > _______________________________________________
> > BangPypers mailing list
> > BangPypers at python.org
> > https://mail.python.org/mailman/listinfo/bangpypers
> >
> _______________________________________________
> BangPypers mailing list
> BangPypers at python.org
> https://mail.python.org/mailman/listinfo/bangpypers
>