def _get_format_datetime64_from_values(values, date_format):
    is_dates_only = _is_dates_only(values)
    if is_dates_only:
        return date_format or "%Y-%m-%d"
    return date_format
Returns the query or POST argument with the given name.
dataset/ETHPy150Open pydata/pandas/pandas/formats/format.py/_get_format_datetime64_from_values--crossover with--dataset/ETHPy150Open CollabQ/CollabQ/.google_appengine/google/appengine/ext/webapp/__init__.py/Request.get