DataFrame selection and cleaning without guessing (step 7/7) · dataframes with numpy and pandas

Checkpoint

One last thing before we move on. Same surface as a write step — but the lesson doesn't complete until this passes.

Checkpoint: write model_rows(rows) so it keeps rows with valid user_id, age, and spend, converting age and spend to numbers.

Checkpoint

One last thing before we move on. Same surface as a write step — but the lesson doesn't complete until this passes.

Checkpoint: write model_rows(rows) so it keeps rows with valid user_id, age, and spend, converting age and spend to numbers.

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DataFrame selection and cleaning without guessing — step 7 of 7