<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def create(cls, source, *, transform_args=None):
 """Create an instance of the class from the source. By default cls.transform_args is used, but can be overridden by passing in transform_args. """

    if transform_args is None:
      transform_args = cls.transform_args

    return cls(get_obj(source, *transform_args))