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Easy install parquet-tools

Project description


Run Unittest Run CLI test

This is a pip installable parquet-tools. In other words, parquet-tools is a CLI tools of Apache Arrow or easy install parquet-tools. You can show parquet file content/schema on local disk or on Amazon S3.


  • Read Parquet data (local file or file on S3)
  • Read Parquet metadata/schema (local file or file on S3)


$ pip install parquet-tools


$ parquet-tools --help
usage: parquet-tools [-h] {show,csv,inspect} ...

parquet CLI tools

positional arguments:
    show              Show human readble format. see `show -h`
    csv               Cat csv style. see `csv -h`
    inspect           Inspect parquet file. see `inspect -h`

optional arguments:
  -h, --help          show this help message and exit

Usage Examples

Show local parquet file

$ parquet-tools show test.parquet
|   one | two   | three   |
|  -1   | foo   | True    |
| nan   | bar   | False   |
|   2.5 | baz   | True    |

Show parquet file on S3

$ parquet-tools show s3://bucket-name/prefix/*
|   one | two   | three   |
|  -1   | foo   | True    |
| nan   | bar   | False   |
|   2.5 | baz   | True    |

Cat CSV parquet and transform csvq

$ parquet-tools csv s3://bucket-name/test.parquet |csvq "select one, three where three"
|  one  | three |
| -1.0  | True  |
| 2.5   | True  |

Project details

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Files for parquet-tools, version 0.2.2
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