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Home/ Questions/Q 8902587
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Editorial Team
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Editorial Team
Asked: June 15, 20262026-06-15T01:39:09+00:00 2026-06-15T01:39:09+00:00

How do you force the dump() method in Python’s yaml implementation to use the

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How do you force the dump() method in Python’s yaml implementation to use the one-element-per-line list style?

e.g. When I do yaml.dump([1,2,3]) I get "[1, 2, 3]\n" when I actually want:

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  1. Editorial Team
    Editorial Team
    2026-06-15T01:39:10+00:00Added an answer on June 15, 2026 at 1:39 am

    You can use default_flow_style:

    >>> print yaml.dump([1,2,3], default_flow_style=False)
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