#csvkit
▻https://csvkit.readthedocs.org
Convert Excel to CSV:
in2csv data.xls > data.csv
Convert JSON to CSV:
in2csv data.json > data.csv
Print column names:
csvcut -n data.csv
Select a subset of columns:
csvcut -c column_a,column_c data.csv > new.csv
Reorder columns:
csvcut -c column_c,column_a data.csv > new.csv
Find rows with matching ells:
csvgrep -c phone_number -r 555-555-\d{4}" data.csv > matching.csv
Convert to JSON:
csvjson data.csv > data.json
Generate summary statistics:
csvstat data.csv
Query with SQL:
csvsql --query "select name from data where age > 30" data.csv > old_folks.csv
Import into PostgreSQL:
csvsql --db postgresql:///database --insert data.csv
Extract data from PostgreSQL::
sql2csv --db postgresql:///database --query "select * from data" > extract.csv
pour la plupart de ces trucs j’utilise #q mais @lazuly préfère #csvkit alors…
