def test_read_file_like_object(self):
"""Test reading a FITS file from a file-like object."""
filelike = BytesIO()
with open(self.data('test0.fits'), 'rb') as f:
filelike.write(f.read())
filelike.seek(0)
with ignore_warnings():
assert len(fits.open(filelike)) == 5
def test_read_file_like_object(self):
"""Test reading a FITS file from a file-like object."""
filelike = BytesIO()
with open(self.data("test0.fits"), "rb") as f:
filelike.write(f.read())
filelike.seek(0)
with ignore_warnings():
assert_equal(len(pyfits.open(filelike)), 5)
def hdulist(self):
self._file.seek(self._datLoc)
fileobj = BytesIO()
# Read the data into a BytesIO--reading directly from the file
# won't work (at least for gzipped files) due to problems deep
# within the gzip module that make it difficult to read gzip files
# embedded in another file
fileobj.write(self._file.read(self.size))
fileobj.seek(0)
if self._header['COMPRESS']:
fileobj = gzip.GzipFile(fileobj=fileobj)
return HDUList.fromfile(fileobj, mode='readonly')