Read SAC-header variable.
Parameters: | item header variable name (e.g. ‘npts’ or ‘delta’) |
---|
>>> from obspy.sac import SacIO
>>> tr = SacIO('test.sac')
>>> tr.GetHvalue('npts')
100
This is equivalent to:
>>> SacIO().GetHvalueFromFile('test.sac','npts')
100
Or:
>>> tr = SacIO('test.sac')
>>> tr.npts
100