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Code reviewEasycr-g516
Subject CorrectnessLevel Entry–Mid~12 minCommon in Code quality & review interviewsIndustries Software development

Question

Review this Python helper that builds a tag list for a post.

What a strong answer looks like

Separate real bugs from style. Rank issues by severity, point at the root cause rather than the symptom, and suggest a concrete fix — specific and kind.

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Code to reviewpython
def add_tags(new_tags, tags={}):    for t in new_tags:        tags[t] = True    return tags
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