""" This package associates each gridfield operator with a vistrails module
Before using this package, make sure you have gridfields python module
installed (it is already included in VisTrails for Mac and for Windows).

http://code.google.com/p/gridfields/

""" 

name = 'GridFields'
identifier = 'org.stccmop.gridfield'
version = '1.0'

###############################################################################

def package_dependencies():
    return ['edu.utah.sci.vistrails.vtk']

def package_requirements():
    import core.requirements
    if not core.requirements.python_module_exists('vtk'):
        raise core.requirements.MissingRequirement('vtk')
    if not core.requirements.python_module_exists('gridfield'):
        raise core.requirements.MissingRequirement('gridfield')