FITS Verify error

No error - Code

from astropy.io import fits
from astropy.wcs import WCS
hdu = fits.open('muse/CoreLib-1.1.12/data/obj/image.fits.gz')
header = hdu[0].header
print header
wcs = WCS(header)

No error - Ipython

In [2]: from astropy.io import fits

In [3]: from astropy.wcs import WCS

In [4]: hdu = fits.open('muse/CoreLib-1.1.12/data/obj/image.fits.gz')

In [5]: header = hdu[0].header

In [6]: header
Out[6]: 
<repr(<astropy.io.fits.header.Header at 0x7ff589e02450>) failed: astropy.io.fits.verify.VerifyError: 
Verification reported errors:
Unfixable error: Illegal keyword name 'IRAF-B/P'
Note: PyFITS uses zero-based indexing.
>

In [7]: wcs = WCS(header)
WARNING: FITSFixedWarning: RADECSYS= 'FK5 ' 
RADECSYS is non-standard, use RADESYSa. [astropy.wcs.wcs]
WARNING:astropy:FITSFixedWarning: RADECSYS= 'FK5 ' 
RADECSYS is non-standard, use RADESYSa.

Verify Error - Code

from astropy.io import fits
from astropy.wcs import WCS
hdu = fits.open('muse/CoreLib-1.1.12/data/obj/image.fits.gz')
wcs = WCS(hdu[0].header)

Verify Error - Traceback

In [6]: from astropy.io import fits

In [7]: from astropy.wcs import WCS

In [8]: hdu = fits.open('muse/CoreLib-1.1.12/data/obj/image.fits.gz')

In [9]: wcs = WCS(hdu[0].header)
---------------------------------------------------------------------------
VerifyError                               Traceback (most recent call last)
<ipython-input-9-b34eb00ab085> in <module>()
----> 1 wcs = WCS(hdu[0].header)

/home/simon/lib/virtualenvs/mpdaf/lib/python2.7/site-packages/astropy/wcs/wcs.pyc in __init__(self, header, fobj, key, minerr, relax, naxis, keysel, colsel, fix, translate_units, _do_set)
    324                     header_string = header
    325             elif isinstance(header, fits.Header):
--> 326                 header_string = header.tostring()
    327             else:
    328                 try:

/home/simon/lib/virtualenvs/mpdaf/lib/python2.7/site-packages/astropy/io/fits/header.pyc in tostring(self, sep, endcard, padding)
    639         lines = []
    640         for card in self._cards:
--> 641             s = str(card)
    642             # Cards with CONTINUE cards may be longer than 80 chars; so break
    643             # them into multiple lines

/home/simon/lib/virtualenvs/mpdaf/lib/python2.7/site-packages/astropy/io/fits/card.pyc in __str__(self)
    460 
    461     def __str__(self):
--> 462         return self.image
    463 
    464     def __len__(self):

/home/simon/lib/virtualenvs/mpdaf/lib/python2.7/site-packages/astropy/io/fits/card.pyc in image(self)
    764 
    765         if self._image and not self._verified:
--> 766             self.verify('fix')
    767         if self._image is None or self._modified:
    768             self._image = self._format_image()

/home/simon/lib/virtualenvs/mpdaf/lib/python2.7/site-packages/astropy/io/fits/verify.pyc in verify(self, option)
    118                     warnings.warn(line, VerifyWarning)
    119             else:
--> 120                 raise VerifyError('\n' + '\n'.join(messages))
    121 
    122 

VerifyError: 
Verification reported errors:
Unfixable error: Illegal keyword name 'IRAF-B/P'
Note: PyFITS uses zero-based indexing.


In [10]: wcs = WCS(hdu[0].header)
WARNING: FITSFixedWarning: RADECSYS= 'FK5 ' 
RADECSYS is non-standard, use RADESYSa. [astropy.wcs.wcs]
WARNING:astropy:FITSFixedWarning: RADECSYS= 'FK5 ' 
RADECSYS is non-standard, use RADESYSa.