reference internal" href="#formatspec"><span class="std std-ref">Format Specification Mini-Language</span></a> section.</p>
<p>If the numerical arg_ids in a format string are 0, 1, 2, … in sequence,
they can all be omitted (not just some) and the numbers 0, 1, 2, … will be
automatically inserted in that order.</p>
<p>Named arguments can be referred to by their names or indices.</p>
<p>Some simple format string examples:</p>
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