def headerSignatureTest1():
    header = defaultTestData(header=True)
    return packTestHeader(header)
Update the timestamp field of a dataframe to normalize dates around
dataset/ETHPy150Open typesupply/woffTools/Lib/woffTools/test/test_validate.py/headerSignatureTest1--crossover with--dataset/ETHPy150Open quantopian/zipline/zipline/pipeline/loaders/utils.py/normalize_timestamp_to_query_time