helpers.py 文件源码

def make_utc_datetime(dict):
    """
    Takes an attribute dictionary. If "date" present, returns "YYYY-MM-DD HH:MM:SS" in
    Coordinated Universal Time. Otherwise, returns None. "date" must be a git-formatted string,
    e.g. 'Mon Apr 18 00:59:02 2016 -0400'.

    **Parameters**:

    > *dict* : `dict`

    >> An attribute dictionary.

    **Return** `string` or `none`
    """
    if "date" in dict:
        git_dt = datetime_git(dict["date"]).astimezone(dt.timezone(dt.timedelta(0)))
        return git_dt.strftime("%Y-%m-%d %H:%M:%S")
    else:
        return None