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Code reviewMediumcr-p010
Subject ReadabilityLevel Mid–Senior~18 minCommon in Code quality & review interviewsIndustries Software development

Question

Review this helper.

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 is_valid(user):    valid = True    if user.email is None:        valid = False    if user.age > 18:        valid = True    return valid
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