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73 lines
9.5 KiB
Markdown
Vendored
73 lines
9.5 KiB
Markdown
Vendored
---
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title: clean
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description: This documentation page provides in-depth instructions on how to clean
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a dataset by filling and dropping NaN values using different methods. It covers
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the use of the function, parameters, choices, and detailed examples.
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keywords:
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- dataset cleaning
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- NaN values
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- data processing
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- Python functions
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- data analysis
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- SEO optimization
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- filling methods
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- dropping methods
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---
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import HeadTitle from '@site/src/components/General/HeadTitle.tsx';
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<HeadTitle title="econometrics /clean - Reference | OpenBB Terminal Docs" />
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Clean a dataset by filling and dropping NaN values.
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### Usage
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```python
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clean [-n {}] [--fill {rfill,cfill,rbfill,cbfill,rffill,bffill}] [-d {rdrop,cdrop}]
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```
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---
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## Parameters
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| Name | Description | Default | Optional | Choices |
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| ---- | ----------- | ------- | -------- | ------- |
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| name | The name of the dataset you want to clean up | None | True | None |
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| fill | The method of filling NaNs. This has options to fill rows (rfill, rbfill, rffill) or fill columns (cfill, cbfill, cffill). Furthermore, it has the option to forward fill and backward fill (up to --limit) which refer to how many rows/columns can be set equal to the last non-NaN value | | True | rfill, cfill, rbfill, cbfill, rffill, bffill |
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| drop | The method of dropping NaNs. This either has the option rdrop (drop rows that contain NaNs) or cdrop (drop columns that contain NaNs) | | True | rdrop, cdrop |
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---
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## Examples
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```python
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txt
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2022 Feb 24, 04:58 (🦋) /econometrics/ $ show thesis
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thesis
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┏━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━━━━━━━━┳━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━━━━━━━━━━━━━┳━━━━━━━━━┳━━━━━━━━┳━━━━━━━━━━━━━━━━━━┓
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┃ ┃ current_assets ┃ assets ┃ debt ┃ depr_amor ┃ income ┃ current_liabilities ┃ revenue ┃ equity ┃ interest_expense ┃
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┡━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━━━━━━━━╇━━━━━━━━━╇━━━━━━━━╇━━━━━━━━━━━╇━━━━━━━━╇━━━━━━━━━━━━━━━━━━━━━╇━━━━━━━━━╇━━━━━━━━╇━━━━━━━━━━━━━━━━━━┩
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│ ('AAR Corp', Timestamp('2016-01-01 00:00:00')) │ 970.70 │ 1522.00 │ 160.00 │ 18.50 │ 9.90 │ 359.70 │ 412.10 │ 858.30 │ 1.70 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2016-04-01 00:00:00')) │ 873.10 │ 1442.10 │ 136.10 │ 17.80 │ 11.80 │ 329.00 │ 468.60 │ 865.80 │ 1.20 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2016-07-01 00:00:00')) │ 849.40 │ 1427.00 │ 142.80 │ nan │ 9.90 │ 314.40 │ 404.80 │ 858.50 │ 1.30 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2016-10-01 00:00:00')) │ 901.80 │ 1486.60 │ 154.10 │ nan │ 11.40 │ 350.90 │ 328.30 │ 872.40 │ 1.10 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2017-01-01 00:00:00')) │ 893.10 │ 1502.10 │ 168.70 │ nan │ 14.40 │ 342.80 │ 407.20 │ 885.70 │ 1.40 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2017-04-01 00:00:00')) │ 888.50 │ 1504.10 │ 155.30 │ nan │ 16.30 │ 335.10 │ 450.50 │ 914.20 │ 1.50 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2017-07-01 00:00:00')) │ 904.70 │ 1531.70 │ 189.00 │ 10.20 │ 11.00 │ 312.10 │ 397.90 │ 924.70 │ 1.70 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2017-10-01 00:00:00')) │ 892.20 │ 1544.30 │ 215.80 │ 10.60 │ 13.30 │ 336.50 │ 420.60 │ 906.50 │ 1.90 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2018-01-01 00:00:00')) │ 933.60 │ 1512.20 │ 194.30 │ 10.60 │ 31.30 │ 326.60 │ 456.30 │ 915.20 │ 2.20 │
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├────────────────────────────────────────────────┼────────────────┼─────────┼────────┼───────────┼────────┼─────────────────────┼─────────┼────────┼──────────────────┤
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│ ('AAR Corp', Timestamp('2018-04-01 00:00:00')) │ 942.70 │ 1524.70 │ 177.20 │ 9.10 │ 18.10 │ 333.30 │ 473.50 │ 936.30 │ 2.20 │
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└────────────────────────────────────────────────┴────────────────┴─────────┴────────┴───────────┴────────┴─────────────────────┴─────────┴────────┴──────────────────┘
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```
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---
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