formatting

invoice.py

@@ -4,7 +4,7 @@
 # this repository contains the full copyright notices and license terms.
 
 from trytond.pool import PoolMeta
-from trytond.pyson import Eval, And, Or
+from trytond.pyson import Eval, And, Or, Bool
 
 
 class InvoiceLine(metaclass=PoolMeta):
@@ -17,10 +17,7 @@ class InvoiceLine(metaclass=PoolMeta):
             cls.unit.states['required'],
             And(
                 Eval('type') == 'line',
-                Eval('quantity', None) != None,
-                ),
-            )
-        cls.unit.depends.add('type')
-        cls.unit.depends.add('quantity')
+                Bool(Eval('quantity'))))
+        cls.unit.depends.update(['type', 'quantity'])
 
 # end Invoice

setup.py

@@ -4,14 +4,10 @@
 # this repository contains the full copyright notices and license terms.
 
 from setuptools import setup
-# To use a consistent encoding
 from codecs import open
 from os import path
 import re
-try:
-    from configparser import ConfigParser
-except ImportError:
-    from ConfigParser import ConfigParser
+from configparser import ConfigParser
 
 here = path.abspath(path.dirname(__file__))
 MODULE = 'account_invoice_xrechnung'
@@ -21,7 +17,6 @@ PREFIX = 'mds'
 with open(path.join(here, 'README.rst'), encoding='utf-8') as f:
     long_description = f.read()
 
-# tryton.cfg einlesen
 config = ConfigParser()
 config.readfp(open('tryton.cfg'))
 info = dict(config.items('tryton'))
@@ -88,9 +83,9 @@ setup(
         'Natural Language :: English',
         'Operating System :: OS Independent',
         'License :: OSI Approved :: GNU General Public License (GPL)',
-        'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
     ],
 
     keywords='tryton account invoice xrechnung edocument',

wizard_runreport.py

@@ -18,8 +18,7 @@ sel_edocument = [
 
 edoc_versions = {
     'edocument.xrechnung.invoice': 'XRechnung-2.2',
-    'edocument.uncefact.invoice': '16B-CII',
-    }
+    'edocument.uncefact.invoice': '16B-CII'}
 
 
 class RunXRechnungReportStart(ModelView):
@@ -62,8 +61,7 @@ class RunXRechnungReport(Wizard):
         buttons=[
             Button(string='Cancel', state='end', icon='tryton-cancel'),
             Button(string='Export', state='export', icon='tryton-export'),
-            ],
-        )
+            ])
 
     def default_start(self, fields):
         """ set defaults
@@ -75,8 +73,7 @@ class RunXRechnungReport(Wizard):
         result = {
             'edocument': 'edocument.xrechnung.invoice',
             'invoice': context.get('active_id', -1),
-            'state': invoice[0].state if len(invoice) > 0 else '',
-            }
+            'state': invoice[0].state if invoice else ''}
         return result
 
     def do_export(self, action):
@@ -85,12 +82,10 @@ class RunXRechnungReport(Wizard):
         if self.start.state != 'posted':
             raise UserError(gettext(
                 'account_invoice_xrechnung.msg_invoice_must_posted',
-                invname=self.start.invoice.rec_name,
-                ))
+                invname=self.start.invoice.rec_name))
         return action, {
             'invoice': self.start.invoice.id,
             'edocument': self.start.edocument,
-            'as_zip': self.start.as_zip,
-            }
+            'as_zip': self.start.as_zip}
 
 # end RunXRechnungReport

xreport.py

@@ -38,10 +38,9 @@ class XReport(Report):
         invoice_string = template.render(edoc_versions[data['edocument']])
 
         file_name = slugify('%(date)s-%(descr)s' % {
-                'date': IrDate.today().isoformat().replace('-', ''),
-                'descr': invoice.rec_name,
-                },
-                max_length=100, word_boundary=True, save_order=True)
+            'date': IrDate.today().isoformat().replace('-', ''),
+            'descr': invoice.rec_name},
+            max_length=100, word_boundary=True, save_order=True)
 
         if data['as_zip'] is True:
             return (