def __init__(self, project_id):
    self.project_id = project_id
Validates numeric field and zero right-pads if not
dataset/ETHPy150Open googlearchive/compute-appengine-demo-suite-python/demo-suite/lib/google_cloud/cs.py/Cs.__init__--crossover with--dataset/ETHPy150Open travishathaway/python-ach/ach/data_types.py/Ach.validate_numeric_field