<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def from_options(cls, options):
 """Given an `Options` object, produce a `ChangedRequest`."""

    return cls(options.changes_since,
               options.diffspec,
               options.include_dependees,
               options.fast)