===================================================== zc.customdoctests -- Use doctest with other languages ===================================================== doctest (and recently manuel) provide hooks for using custom doctest parsers. `zc.customdoctests` helps to leverage this to support other languages, such as JavaScript:: js> function double (x) { ... return x*2; ... } js> double(2) 4 And with `manuel `_, it facilitates doctests that mix multiple languages, such as Python, JavaScript, and sh. .. contents::