def _min_indent(lines):
    indent = _maxsize
    for line in lines[1:]:
        stripped = line.lstrip()
        if stripped:
            indent = min(indent, len(line) - len(stripped))
    return indent
Get whether the specified content is optional.
dataset/ETHPy150Open Calysto/metakernel/metakernel/magic.py/_min_indent--crossover with--dataset/ETHPy150Open jumoconnect/openjumo/jumodjango/lib/suds/mx/core.py/Core.optional