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''' 

Definition of the objective function and source model parameter space. 

''' 

import warnings 

 

from .base import * # noqa 

from .cmt.problem import * # noqa 

from .rectangular.problem import * # noqa 

from .double_dc.problem import * # noqa 

from .volume_point.problem import * # noqa 

 

try: 

from .vlvd.problem import * # noqa 

except ImportError: 

warnings.warn( 

'could not import pyrocko.gf.VLVDSource. Update pyrocko to enable' 

' inversion of VLVDProblem.', ImportWarning)