usage: calc_mnetrans.py [-h] [-subjects_dir SUBJECTS_DIR] [-anat_json ANAT_JSON] [-tagfile TAGFILE]
                        [-elec_txt ELEC_TXT] -subject SUBJECT [-afni_mri AFNI_MRI]
                        [-trans_output TRANS_OUTPUT] -dsname DSNAME [-view_coreg]

optional arguments:
  -h, --help            show this help message and exit
  -subjects_dir SUBJECTS_DIR
                        Set SUBJECTS_DIR different from the environment variable. If not set this
                        defaults to os.environ['SUBJECTS_DIR]
  -anat_json ANAT_JSON  Full path to the BIDS anatomy json file with the NAS,RPA,LPA locations
  -tagfile TAGFILE      Tagfile generated by bstags.py
  -elec_txt ELEC_TXT    Electrode text file exported from brainsight
  -subject SUBJECT      The freesurfer subject id. This folder is expected to be in the freesurfer
                        SUBJECTS_DIR
  -afni_mri AFNI_MRI    Provide a BRIK or HEAD file as input. Data must have the tags assigned to
                        the header.
  -trans_output TRANS_OUTPUT
                        The output path for the mne trans.fif file
  -dsname DSNAME        CTF dataset to create the transform
  -view_coreg           Display the coregistration of MEG and head surface

usage: bstags.py file.txt
          Where file.txt is the saved electrode location output from Brainsight.