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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 have_environment_marker_support():
 """ Check whether setuptools has support for PEP-426 environment marker support. Based on the ``setup.py`` script of the ``pytest`` package: https://bitbucket.org/pytest-dev/pytest/src/default/setup.py """

    try:
        from pkg_resources import parse_version
        from setuptools import __version__
        return parse_version(__version__) >= parse_version('0.7.2')
    except Exception:
        return False