def to_timestamp(some_time):
<EOL>return int((some_time - datetime.datetime(<NUM_LIT>, <NUM_LIT:1>, <NUM_LIT:1>)).total_seconds() * <NUM_LIT>)<EOL>
Converts the given datetime value to Unix timestamp

Parameters
----------
some_time : datetime.datetime
    Value to be converted to unix epoch. This must be without any timezone identifier

Returns
-------
int
    Unix timestamp of the given time