code: def save_coeffs(coeffs, out_dir=''):
      '''Save calibration coefficients to HDF5 files.'''
      for platform in coeffs.keys():
          fname = os.path.join(out_dir, "%s_calibration_data.h5" % platform)
          fid = h5py.File(fname, 'w')
          
          for chan in coeffs[platform].keys():
              fid.create_group(chan)
              fid[chan]['datetime'] = coeffs[platform][chan]['datetime']
              fid[chan]['slope1'] = coeffs[platform][chan]['slope1']
              fid[chan]['intercept1'] = coeffs[platform][chan]['intercept1']
              fid[chan]['slope2'] = coeffs[platform][chan]['slope2']
              fid[chan]['intercept2'] = coeffs[platform][chan]['intercept2']
  
          fid.close()
          print "Calibration coefficients saved for %s" % platforf save_coeffs(coeffs, out_dir=''):
      '''Save calibration coefficients to HDF5 files.'''
      for platform in coeffs.keys():
          fname = os.path.join(out_dir, "%s_calibration_data.h5" % platform)
          fid = h5py.File(fname, 'w')
          
          for chan in coeffs[platform].keys():
              fid.create_group(chan)
              fid[chan]['datetime'] = coeffs[platform][chan]['datetime']
              fid[chan]['slope1'] = coeffs[platform][chan]['slope1']
              fid[chan]['intercept1'] = coeffs[platform][chan]['intercept1']
              fid[chan]['slope2'] = coeffs[platform][chan]['slope2']
              fid[chan]['intercept2'] = coeffs[platform][chan]['intercept2']
  
          fid.close()
          print "Calibration coefficients saved for %s" % platform
docs: Save calibration coefficients to HDF5 files.