invest/tests/test_datastack_modules/duplicate_filepaths.py

from natcap.invest import spec

MODEL_SPEC = spec.ModelSpec(
    inputs=[
        spec.FileInput(id='foo'),
        spec.FileInput(id='bar')
    ],
    outputs={},
    model_id='duplicate_filepaths_model',
    model_title='',
    userguide='',
    input_field_order=[]
)