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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def _instantiate_app(self, target_cls, kwargs):
 """For App targets, convert BundleAdaptor to BundleProps."""

    parse_context = ParseContext(kwargs['address'].spec_path, dict())
    bundleprops_factory = Bundle(parse_context)
    kwargs['bundles'] = [
      bundleprops_factory.create_bundle_props(bundle)
      for bundle in kwargs['bundles']
    ]

    return target_cls(build_graph=self, **kwargs)