[SciPy-User] opening a hdf5 file using h5py

[Darren Dale]

Or, you are trying to read a file that does exist, but the hdf5
library does not recognize the file's format as hdf5.

On Sat, Jun 18, 2011 at 11:33 AM, Robin M Baur <rmb62 at cornell.edu> wrote:
> The h5py list is over here: https://groups.google.com/group/h5py
>
> That said, it looks like you're trying to read a file that doesn't
> exist. Does f = h5py.File('eg.hdf5', 'w') work?
>
> Robin
>
> On Sat, Jun 18, 2011 at 11:28, Bala subramanian
> <bala.biophysics at gmail.com> wrote:
>> Friends,
>> I am a newbie to using hdf5 files. I need to work on hdf5 format file. To do
>> this, i installed h5py and numpy (in fedora 14) and to make sure if it
>> works, I tried to open a hdf5 format file using the following code as given
>> in the example section of h5py home page.
>>
>> #!/usr/bin/env python
>> import h5py
>> f=h5py.File('eg.hdf5','r')
>>
>> I am getting the following error. Someone kindly write me what is the
>> problem here. I tried to google the error but i am not understanding what is
>> going wrong.
>>
>> Traceback (most recent call last):
>>   File "test.py", line 4, in <module>
>>     f=h5py.File('eg.hdf5','r')
>>   File
>> "/usr/lib64/python2.7/site-packages/h5py-1.3.1-py2.7-linux-x86_64.egg/h5py/highlevel.py",
>> line 797, in __init__
>>     self.fid = self._generate_fid(name, mode, plist)
>>   File
>> "/usr/lib64/python2.7/site-packages/h5py-1.3.1-py2.7-linux-x86_64.egg/h5py/highlevel.py",
>> line 831, in _generate_fid
>>     fid = h5f.open(name, h5f.ACC_RDONLY, fapl=plist)
>>   File "h5f.pyx", line 68, in h5py.h5f.open (h5py/h5f.c:1268)
>> h5py.h5e.LowLevelIOError: Unable to find a valid file signature (Low-level
>> I/O: Unable to initialize object)
>>
>>
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>>
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