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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 check_requirements(dist, attr, value):
 """Verify that install_requires is a valid requirements list"""

    try:
        list(pkg_resources.parse_requirements(value))
    except (TypeError,ValueError):
        raise DistutilsSetupError(
            "%r must be a string or list of strings "
            "containing valid project/version requirement specifiers" % (attr,)
        )