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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 import_from_setting(setting_name, fallback):
 """Return the resolution of an import path stored in a Django setting. :arg setting_name: The name of the setting holding the import path :arg fallback: An alternate object to use if the setting is empty or doesn't exist Raise ImproperlyConfigured if a path is given that can't be resolved. """

    path = getattr(settings, setting_name, None)
    if path:
        try:
            return import_string(path)
        except ImportError:
            raise ImproperlyConfigured('%s: No such path.' % path)
    else:
        return fallback