def validate_statement(cls, statements):
Lang = Pool().get('ir.lang')
for statement in statements:
computed_end_balance = statement.start_balance
for line in statement.lines:
computed_end_balance += line.amount
if computed_end_balance != statement.end_balance:
lang, = Lang.search([
('code', '=', Transaction().language),
])
amount = Lang.format(lang,
'%.' + str(statement.journal.currency.digits) + 'f',
computed_end_balance, True)
cls.raise_user_error('wrong_end_balance',
error_args=(amount,))
for line in statement.lines:
line.create_move()
