data-toolset 0.1.2

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data-toolset

data-toolset is designed to simplify your data processing tasks by providing a more user-friendly alternative to the traditional JAR utilities like avro-tools and parquet-tools. With this Python package, you can effortlessly handle various data file formats, including Avro and Parquet, using a simple and intuitive command-line interface.

Installation

Python 3.9 and 3.10 are supported and tested (to some extent).

pip install --user data-toolset

Usage

$ data-toolset -h
usage: data-toolset [-h] {head,tail,meta,schema,stats,query,validate,merge,count,to_json,to_csv} ...

positional arguments:
  {head,tail,meta,schema,stats,query,validate,merge,count,to_json,to_csv}
                        commands
    head                Print the first N records from a file
    tail                Print the last N records from a file
    meta                Print a file's metadata
    schema              Print the Avro schema for a file
    stats               Print statistics about a file
    query               Query a file
    validate            Validate a file
    merge               Merge multiple files into one
    count               Count the number of records in a file
    to_json             Convert a file to JSON format
    to_csv              Convert a file to CSV format

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

Examples

Print the first 10 records of a Parquet file:

data-toolset head my_data.parquet -n 10

Query a Parquet file using a SQL-like expression:

data-toolset query my_data.parquet "SELECT * FROM 'my_data.parquet' WHERE age > 25"

Merge multiple Avro files into one:

data-toolset merge file1.avro file2.avro file3.avro merged_file.avro

Contributing

Contributions are welcome! If you have any suggestions, bug reports, or feature requests, please open an issue on GitHub.

TODO

• proper online documentation
• update README
• add tests for merge
• create random_sample function
• create schema_evolution function
• mature create_sample function
• optimizations TBD
• support 3.11+