spacepy.pycdf.istp.fillval

spacepy.pycdf.istp.fillval(v)[source]

Set ISTP-compliant FILLVAL on a variable

Sets a CDF variable’s FILLVAL attribute to the value required by ISTP (based on variable type).

Parameters:

v : Var

CDF variable to update

Examples

>>> import spacepy.pycdf
>>> import spacepy.pycdf.istp
>>> f = spacepy.pycdf.CDF('foo.cdf', create=True)
>>> v = f.new('Var', data=[1, 2, 3])
>>> spacepy.pycdf.istp.fillval(v)
>>> v.attrs['FILLVAL']
-128