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DataFrame.__getitem__
Keeps only the specified columns.
Returns a DataFrame with only the specified columns. Useful for pruning columns to a small set before data is displayed. See drop() on how to drop specific columns instead.
Arguments
| Name | Type | Description |
|---|---|---|
| columns | List[str] | DataFrame columns to keep. |
Returns
px.DataFrame: DataFrame with the specified columns removed.
Examples
df = px.DataFrame('process_stats', select=['upid', 'cpu_ktime_ns', 'rss_bytes'])# Keep only the upid and rss_bytes columnsdf = df[['upid', 'rss_bytes']]
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