1CSVSTACK(1)                         csvkit                         CSVSTACK(1)
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NAME

6       csvstack - csvstack Documentation
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DESCRIPTION

9       Stack up the rows from multiple CSV files, optionally adding a grouping
10       value to each row:
11
12          usage: csvstack [-h] [-d DELIMITER] [-t] [-q QUOTECHAR] [-u {0,1,2,3}] [-b]
13                          [-p ESCAPECHAR] [-z FIELD_SIZE_LIMIT] [-e ENCODING] [-S] [-H]
14                          [-K SKIP_LINES] [-v] [-l] [--zero] [-V] [-g GROUPS]
15                          [-n GROUP_NAME] [--filenames]
16                          FILE [FILE ...]
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18          Stack up the rows from multiple CSV files, optionally adding a grouping value.
19
20          positional arguments:
21            FILE                  The CSV file(s) to operate on. If omitted, will accept
22                                  input as piped data via STDIN.
23
24          optional arguments:
25            -h, --help            show this help message and exit
26            -g GROUPS, --groups GROUPS
27                                  A comma-separated list of values to add as "grouping
28                                  factors", one for each CSV being stacked. These are
29                                  added to the output as a new column. You may specify a
30                                  name for the new column using the -n flag.
31            -n GROUP_NAME, --group-name GROUP_NAME
32                                  A name for the grouping column, e.g. "year". Only used
33                                  when also specifying -g.
34            --filenames           Use the filename of each input file as its grouping
35                                  value. When specified, -g will be ignored.
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37       See also: Arguments common to all tools.
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EXAMPLES

40       Joining a set of files for different years:
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42          csvstack -g 2009,2010 examples/realdata/FY09_EDU_Recipients_by_State.csv examples/realdata/Datagov_FY10_EDU_recp_by_State.csv
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44       Add a single column to the left of a CSV:
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46          csvstack -n NEWCOL -g "" examples/dummy.csv
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AUTHOR

49       Christopher Groskopf
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52       2023, Christopher Groskopf
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571.1.1                            Jul 21, 2023                      CSVSTACK(1)
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