import sqlite3
con = sqlite3.connect('smoke.db')
c = con.cursor()
deleted = c.execute('DELETE FROM message WHERE type_raw = -2').rowcount
con.commit()
print(f'Deleted {deleted} divider messages')
print(f"Remaining wechat: {c.execute(chr(34)+'SELECT COUNT(*) FROM message WHERE channel=' + chr(39) + 'wechat' + chr(39) + chr(34)).fetchone()[0]}")