data encoding_error ai_generated true

UnicodeDecodeError: codec cant decode byte

ID: data/csv-encoding-mismatch

Also available as: JSON · Markdown
82%Fix Rate
86%Confidence
3Evidence
2023-01-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
any active — — —

Root Cause

CSV file encoding doesnt match reader expectation.

generic

Workarounds

  1. 90% success Detect encoding with chardet: chardet.detect(raw_bytes)
  2. 88% success Specify correct encoding: pd.read_csv(f, encoding="utf-8-sig")

Dead Ends

Common approaches that don't work:

  1. Force ASCII encoding 82% fail

    Loses non-ASCII characters

  2. Replace all errors with ? 78% fail

    Data corruption