cpython/Doc/includes/sqlite3/simple_tableprinter.py
Miss Islington (bot) db20afe6c4
bpo-44106: Improve sqlite3 example database contents (GH-26027)
(cherry picked from commit 92d1064727)

Co-authored-by: Erlend Egeberg Aasland <erlend.aasland@innova.no>
2021-05-19 10:43:44 +03:00

25 lines
687 B
Python

import sqlite3
FIELD_MAX_WIDTH = 20
con = sqlite3.connect("mydb")
cur = con.cursor()
cur.execute("select * from lang order by name, first_appeared")
# Print a header.
for fieldDesc in cur.description:
print(fieldDesc[0].ljust(FIELD_MAX_WIDTH), end=' ')
print() # Finish the header with a newline.
print('-' * 78)
# For each row, print the value of each field left-justified within
# the maximum possible width of that field.
fieldIndices = range(len(cur.description))
for row in cur:
for fieldIndex in fieldIndices:
fieldValue = str(row[fieldIndex])
print(fieldValue.ljust(FIELD_MAX_WIDTH), end=' ')
print() # Finish the row with a newline.
con.close()