def __init__(self, value=None, tag=enums.Tags.DEFAULT):
if value is None:<EOL><INDENT>value = int(time.time())<EOL><DEDENT>super(DateTime, self).__init__(value, tag)<EOL>self.type = enums.Types.DATE_TIME<EOL>
Create a DateTime.

Args:
    value (int): The value of the DateTime in number of seconds since
        the Epoch. See the time package for additional information.
        Optional, defaults to the current time.
    tag (Tags): An enumeration defining the tag of the LongInteger.
        Optional, defaults to Tags.DEFAULT.