Replace pkg_resources by importlib

pkg_resources is deprecated in favor of importlib.resources,
importlib.metadata.

tryton/tryton/config.py

@@ -227,14 +227,25 @@ if not isinstance(CURRENT_DIR, str):
 
 PIXMAPS_DIR = os.path.join(CURRENT_DIR, 'data', 'pixmaps', 'tryton')
 if not os.path.isdir(PIXMAPS_DIR):
-    # do not import when frozen
-    import pkg_resources
-    PIXMAPS_DIR = pkg_resources.resource_filename(
-        'tryton', 'data/pixmaps/tryton')
+    try:
+        import importlib.resources
+        ref = importlib.resources.files('tryton') / 'data/pixmaps/tryton'
+        with importlib.resources.as_file(ref) as path:
+            PIXMAPS_DIR = path
+    except ImportError:
+        import pkg_resources
+        PIXMAPS_DIR = pkg_resources.resource_filename(
+            'tryton', 'data/pixmaps/tryton')
 SOUNDS_DIR = os.path.join(CURRENT_DIR, 'data', 'sounds')
 if not os.path.isdir(SOUNDS_DIR):
-    import pkg_resources
-    SOUNDS_DIR = pkg_resources.resource_filename('tryton', 'data/sounds')
+    try:
+        import importlib.resources
+        ref = importlib.resources.files('tryton') / 'data/sounds'
+        with importlib.resources.as_file(ref) as path:
+            SOUNDS_DIR = path
+    except ImportError:
+        import pkg_resources
+        SOUNDS_DIR = pkg_resources.resource_filename('tryton', 'data/sounds')
 
 TRYTON_ICON = GdkPixbuf.Pixbuf.new_from_file(
     os.path.join(PIXMAPS_DIR, 'tryton-icon.png'))

tryton/tryton/translate.py

@@ -154,10 +154,15 @@ def setlang(lang=None, locale_dict=None):
     "Set language"
     locale_dir = os.path.join(CURRENT_DIR, 'data/locale')
     if not os.path.isdir(locale_dir):
-        # do not import when frozen
-        import pkg_resources
-        locale_dir = pkg_resources.resource_filename(
-            'tryton', 'data/locale')
+        try:
+            import importlib.resources
+            ref = importlib.files('tryton') / 'data/locale'
+            with importlib.resources.as_file(ref) as path:
+                locale_dir = path
+        except ImportError:
+            import pkg_resources
+            locale_dir = pkg_resources.resource_filename(
+                'tryton', 'data/locale')
     if lang:
         encoding = locale.getdefaultlocale()[1]
         if not encoding:

trytond/setup.py

@@ -143,6 +143,7 @@ setup(name=name,
         'werkzeug >= 0.12',
         'passlib >= 1.7.0',
         'pytz;python_version<"3.9"',
+        'backports.entry-points-selectable;python_version<"3.10"',
         ],
     extras_require={
         'test': tests_require,

trytond/trytond/backend/__init__.py

@@ -4,9 +4,9 @@ import importlib
 import urllib.parse
 
 try:
-    import pkg_resources
+    from backports.entry_points_selectable import entry_points
 except ImportError:
-    pkg_resources = None
+    from importlib.metadata import entry_points
 
 from trytond.config import config
 
@@ -21,9 +21,7 @@ _modname = 'trytond.backend.%s' % name
 try:
     _module = importlib.import_module(_modname)
 except ImportError:
-    if not pkg_resources:
-        raise
-    for ep in pkg_resources.iter_entry_points('trytond.backend', name):
+    for ep in entry_points().select(group='trytond.backend', name=name):
         try:
             _module = ep.load()
             break

trytond/trytond/modules/__init__.py

@@ -9,9 +9,9 @@ from collections import defaultdict
 from glob import iglob
 
 try:
-    import pkg_resources
+    from backports.entry_points_selectable import entry_points
 except ImportError:
-    pkg_resources = None
+    from importlib.metadata import entry_points
 
 from sql import Table
 from sql.functions import CurrentTimestamp
@@ -37,12 +37,8 @@ EGG_MODULES = {}
 
 def update_egg_modules():
     global EGG_MODULES
-    try:
-        import pkg_resources
-        for ep in pkg_resources.iter_entry_points('trytond.modules'):
-            EGG_MODULES[ep.name] = ep
-    except ImportError:
-        pass
+    for ep in entry_points().select(group='trytond.modules'):
+        EGG_MODULES[ep.name] = ep
 
 
 update_egg_modules()
@@ -301,9 +297,8 @@ def get_modules(with_test=False):
                 continue
             if os.path.isdir(OPJ(MODULES_PATH, file)):
                 modules.add(file)
-    if pkg_resources:
-        for ep in pkg_resources.iter_entry_points('trytond.modules'):
-            modules.add(ep.name)
+    for ep in entry_points().select(group='trytond.modules'):
+        modules.add(ep.name)
     if with_test:
         modules.add('tests')
     return modules

trytond/trytond/tests/__init__.py

@@ -2,9 +2,9 @@
 # this repository contains the full copyright notices and license terms.
 
 try:
-    import pkg_resources
+    from backports.entry_points_selectable import entry_points
 except ImportError:
-    pkg_resources = None
+    from importlib.metadata import entry_points
 
 
 def register():
@@ -60,9 +60,7 @@ def register():
     wizard.register('tests')
     workflow.register('tests')
 
-    if pkg_resources is not None:
-        entry_points = pkg_resources.iter_entry_points('trytond.tests')
-        for test_ep in entry_points:
-            test_module = test_ep.load()
-            if hasattr(test_module, 'register'):
-                test_module.register('tests')
+    for test_ep in entry_points().select(group='trytond.tests'):
+        test_module = test_ep.load()
+        if hasattr(test_module, 'register'):
+            test_module.register('tests')

trytond/trytond/tests/test_tryton.py

@@ -20,11 +20,6 @@ from fnmatch import fnmatchcase
 from functools import reduce, wraps
 from itertools import chain
 
-try:
-    import pkg_resources
-except ImportError:
-    pkg_resources = None
-
 from lxml import etree
 from sql import Table
 from werkzeug.test import Client