🚀 go-pugleaf

Husio wrote:
> Mam problem z nastepujacym kodem...
> 
>   1 from pysqlite2 import dbapi2 as sqlite
>   2 import os, sys
>   3
>   4 mypath = os.path.dirname(os.path.abspath(__file__))
>   5 databasedir = os.path.join(mypath, 'a.db')
>   6
>   7
>   8 class DataBase(object):
>   9     databasedir = os.path.join( os.path.abspath(sys.argv[0]),
> 'brain.db')
>  10
>  11     def __init__(self):
>  12         self.con = sqlite.connect(databasedir)
>  13         self.cur = con.cursor()
>  14
>  15     def show_commands(self):
>  16         self.cur.execute('SELECT command FROM knowledge')
>  17         a = ''
>  18         for output in self.cur.fetchall():
>  19             a += output + ' | '
>  20         return  a
>  21
>  22     def write_to(self, command, text):
>  23         self.cur.execute('INSERT INTO knowledge (command, text)
> VALUES (?, ?)', (command, text))
>  24         self.con.commit()
>  25
>  26
>  27 print ' *************************************\n'
>  28 print mypath, '      ', databasedir
>  29 print ' *************************************\n'
>  30 print DataBase.show_commands()
>  31 print ' *************************************\n'
> 
> 
> Traceback (most recent call last):
>   File "a.py", line 30, in ?
>     print DataBase.show_commands()
> TypeError: unbound method show_commands() must be called with DataBase
> instance as first argument (got nothing instead)
> 
> Nie mam pojecia co z tym zrobic.

Zmień na DataBase().show_commands w 30 linii. Normalnie metody wołasz 
dla instancji, a nie klasy.