2 releases
Uses old Rust 2015
0.1.1 | May 8, 2018 |
---|---|
0.1.0 | May 8, 2018 |
#34 in #datatype
15KB
261 lines
csvgen
a small utility to create mock-csv files with various datatypes.
commandline parameters
All commandline parameters are optional.
-
size: required filesize
default: 2 MB
-
header: create column headers
default: string, float, int
-
column-types: pass types for column values
default: string, float, int
-
filepath: write to provided path
default: stdout
examples
display help
$ csvgen --help
csvgen 0.1.0
jkm <jkm@bricknet.de>
Generate mock csv-files with various datatypes.
USAGE:
csvgen [FLAGS] [OPTIONS]
FLAGS:
--help Prints help information
-h, --header Print column headers.
-V, --version Prints version information
OPTIONS:
-c, --column-types <Column Types> Specify types for columns.
-f, --filepath <File path> Write to file path instead of stdout.
-s, --size <Size> Specify size of output file in MB.
write 1 MB to stdout using default output-format
$ csvgen -s 1 | tail -5
"pass cute",234.63565236879606,-1574574
"modern pleasure found various",-370.60698067726923,172070
"burn vegetable modern various",-257.9846409797992,-155605
"knowing",515.0382860189012,-1358241
"explain thank dress",500.2067882269995,1523743
write default-sized (2 MB), custom-formatted file at specified path and print header-line
$ csvgen -h -c int,string,int,string,int -f /tmp/foo.csv
$ head -5 /tmp/foo.csv
int,string,int,string,int
935304,"knowing explain burn sofa",-219593,"sofa sofa",1119124
-1141850,"dress modern vegetable knowing",-740429,"compare cute agree",861869
-1628699,"dress sofa grateful",-1109470,"agree explain",632448
-684272,"cooing tail",639600,"dress",1110599
Dependencies
~1MB
~13K SLoC