Count units in a translation file

ttkit_units.py

from translate.storage import factory
import sys

f = factory.getobject(sys.argv[1])

print(
    'File {0} has {1} units'.format(
        sys.argv[1],
        len(f.units)
    )
)

print(
    'File {0} has {1} translatable units'.format(
        sys.argv[1],
        len([unit for unit in f.units if unit.istranslatable()])
    )
)