by glauco_dsc on WordPress.org
A WordPress plugin for syntax highlighting using Pygments, though Pygments is not required to be installed.

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By default, Pygment It will auto discover if Pygments is installed (through command -v pygmentize). If not, it will use http://pygments.appspot.com to highlight code (but without support for: highlighted lines, line numbers and line number to start).
hl_lines (highlighted lines), linenos (line numbers) and linenostart (line number to start) when using a local installation of Pygments