Add demo script

demo/account_payment.py

@@ -0,0 +1,46 @@
+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+
+import random
+
+from proteus import Model, Wizard
+
+
+def setup(config, modules, company):
+    Currency = Model.get('currency.currency')
+    Journal = Model.get('account.payment.journal')
+    Line = Model.get('account.move.line')
+    Payment = Model.get('account.payment')
+
+    usd, = Currency.find([('code', '=', 'USD')])
+    journal = Journal(name='Manual', currency=usd, company=company,
+        process_method='manual')
+    journal.save()
+
+    lines = Line.find([
+            ('account.type.payable', '=', True),
+            ('party', '!=', None),
+            ('reconciliation', '=', None),
+            ('payment_amount', '!=', 0),
+            ])
+    lines = random.sample(lines, len(lines) * 2 // 3)
+    if not lines:
+        return
+
+    pay_line = Wizard('account.move.line.pay', lines)
+    pay_line.execute('next_')
+    pay_line.form.journal = journal
+    pay_line.execute('next_')
+
+    payments = Payment.find([])
+    payments = random.sample(payments, len(payments) * 2 // 3)
+
+    for payment in payments:
+        payment.click('approve')
+
+    payments = random.sample(payments, len(payments) * 2 // 3)
+    i = j = 0
+    while i < len(payments):
+        j = random.randint(1, 5)
+        Wizard('account.payment.process', payments[i:i + j])
+        i += j