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A tool to drop or keep columns from a CSV file.

Project description

decol

Build Status

A tool to drop or keep columns from a CSV file.

Features

  • columns can be specified as 1-based integer indexes or column headers
  • multiple indexes or headers can be specified as a comma-separated list
  • negative indexes are supported
  • index ranges are also supported, e.g. 1:2 for the first two column

Usage

$ decol -h
Usage: decol [OPTIONS] INPUT OUTPUT

  A tool to drop or keep columns from a CSV file.

Options:
  -c, --columns COLUMNS       Comma-separated list of 1-based column indexes
                              to remove. Negative integers will index from the
                              end. May use a range, e.g. 1:2 or -3:-2 for
                              first and second of three columns. Ranges must
                              always be given in left to right column order
                              for both positive and negative indexes. Mutually
                              exclusive with --headers.
  -H, --headers HEADERS       Comma-separated list of columns to remove by
                              first-line header. Mutually exclusive with
                              --columns.
  -s, --sep SEPARATOR         Column separator.  [default: ,]
  -o, --output-sep SEPARATOR  Output column separator. [default: --sep value]
  --keep                      Keep only the specified columns in the order
                              specified in --columns or --headers.  [default:
                              False]
  --version                   Show the version and exit.
  -h, --help                  Show this message and exit.

Project details


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Filename, size & hash SHA256 hash help File type Python version Upload date
decol-1.1.7-py2.py3-none-any.whl (6.1 kB) Copy SHA256 hash SHA256 Wheel py2.py3 Jun 20, 2018
decol-1.1.7.tar.gz (6.7 kB) Copy SHA256 hash SHA256 Source None Jun 20, 2018

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