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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 require_self(func, *args, **kwargs):
 """Decorator to require that this component be installed"""


    try:
        __import__(package['name'])
    except ImportError:
        sys.stderr.write(
            "This component needs to be installed first. Run " +
            "`invoke install`\n")
        sys.exit(1)
    return func(*args, **kwargs)