fetch_adas_data

#!/usr/bin/env python3
import adas
import tarfile

atomic_data = './adas_data'
elements_years = [('hydrogen', 96), ('lithium', 96), ('carbon', 96),
                  ('argon', 89),   ('neon', 96), ('nitrogen', 96),
                   ('beryllium', 96), ('boron', 89), ('tungsten', 50)]

db = adas.OpenAdas()

for element, year in elements_years:
    res = db.search_adf11(element, year)

    for r in res:
        print(r[1])
        db.fetch(r, atomic_data)

for element, year in elements_years:
    res = db.search_adf15(element)

    for r in res:
        print(r[1])
        db.fetch(r, atomic_data)

destination = './src'
for routine in (11,15):
    fname = 'xxdata_' + str(routine) + '.tar.gz'
    print("Downloading " + fname)
    db.fetch(('/code/' + fname, fname), destination)
    tar = tarfile.open(destination + '/' + fname)
    # here we specifically go against the prohibition in
    # https://docs.python.org/2/library/tarfile.html#tarfile.TarFile.extractall
    print("Extracting " + fname)
    tar.extractall(path=destination)