def nlmsa_textdump_unpickler(filepath, kwargs):
from cnestedlist import textfile_to_binaries, NLMSA
logger.info('Saving NLMSA indexes from textdump: %s' % filepath)
try:
buildpath = os.environ['WORLDBASEBUILDDIR']
except KeyError:
buildpath = classutil.get_env_or_cwd('PYGRDATABUILDDIR')
path = textfile_to_binaries(filepath, buildpath=buildpath, **kwargs)
o = NLMSA(path) # now open in read mode from the saved index fileset
o._saveLocalBuild = True # mark this for saving in local metabase
return o
