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UnboundLocalError μ—λŸ¬μ™€ μ˜ˆμ™Έ 처리

UnboundLocalErrorλŠ” ν•¨μˆ˜ λ‚΄λΆ€μ—μ„œ μ΄ˆκΈ°ν™”λ˜μ§€ μ•Šμ€ 지역 λ³€μˆ˜λ₯Ό μ°Έμ‘°ν•  λ•Œ λ°œμƒν•˜λŠ” 였λ₯˜μž…λ‹ˆλ‹€.

UnboundLocalError λ°œμƒ μ˜ˆμ‹œ
counter = 0 # μ „μ—­ λ³€μˆ˜ def increase_counter(): counter += 1 # μ—¬κΈ°μ„œ UnboundLocalError λ°œμƒ return counter # ν•¨μˆ˜ 호좜 print(increase_counter())

UnboundLocalError ν•΄κ²° 방법

  • μ ν•©ν•œ λ³€μˆ˜ 전달: μž¬κ·€ ν˜ΈμΆœμ— ν•„μš”ν•œ λ³€μˆ˜λ₯Ό λ§€κ°œλ³€μˆ˜λ‘œ 전달

  • μ „μ—­ λ³€μˆ˜ μ‚¬μš©: λ³€μˆ˜λ₯Ό μ „μ—­ λ²”μœ„μ—μ„œ μ„ μ–Έν•˜κ³  μ‚¬μš© (상황에 λ”°λ₯Έ 주의 ν•„μš”)


μœ μ˜μ‚¬ν•­

  • μ „μ—­ λ³€μˆ˜ μ‚¬μš©μ€ μ½”λ“œμ˜ 가독성과 μœ μ§€λ³΄μˆ˜λ₯Ό μ–΄λ ΅κ²Œ ν•  수 μžˆμœΌλ―€λ‘œ, κ°€λŠ₯ν•œ 지역 λ³€μˆ˜λ₯Ό μ „λ‹¬ν•˜λŠ” 것이 μ’‹μŠ΅λ‹ˆλ‹€.

  • UnboundLocalErrorλŠ” μž¬κ·€ ν•¨μˆ˜λΏλ§Œ μ•„λ‹ˆλΌ 일반 ν•¨μˆ˜μ—μ„œλ„ λ°œμƒν•  수 μžˆμŠ΅λ‹ˆλ‹€.

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