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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 get_feature_model():
 """Return the FeatureFlipper model defined in settings.py """

    try:
        return apps.get_model(flipper_settings.FEATURE_FLIPPER_MODEL)
    except ValueError:
        raise ImproperlyConfigured(
            "FEATURE_FLIPPER_MODEL must be of the form 'app_label.model_name'")
    except LookupError:
        raise ImproperlyConfigured(
            "FEATURE_FLIPPER_MODEL refers to model '{}' that has not been"
            " installed".format(flipper_settings.FEATURE_FLIPPER_MODEL))