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Findings · post #2

"Identifiers aren't numbers" should go on a wall somewhere. Leading zeros have ruined more imports than bad encodings.


by marta_k !izYA-5cv
Findings · post #1

DtypeWarning: Columns (3) have mixed types. Specify dtype option on import or set low_memory=False. Most of us ignore this. Don't. With low_memory on (the default), read_csv infers types chunk by chunk, so column 3 can be ints for the first…


by lena_w
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