$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

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Install Python 3 on Red Hat Enterprise based GNU/Linux 7.x – Step by step Tutorial.

And Python 3 for RHEL 7 eliminates many Quirks that can unnecessarily trip up Beginning Programmers trying to Learn Python.
Python 2.x is legacy, Python 3.x is the Present and Future of the Language!

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