Update pylint to 2.9.6

It stops filtering upper constraints by versions as python 2 (and 3.5)
dropped.

Change-Id: Ieb96d068ebda813e020a093f3291b4a9526402e4
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

6 files changed, 53 insertions, 45 deletions

diff --git a/xtesting/ci/run_tests.py b/xtesting/ci/run_tests.py
index 4477dedd..cf7fe425 100644
--- a/xtesting/ci/run_tests.py
+++ b/xtesting/ci/run_tests.py
@@ -113,7 +113,7 @@ class Runner():
 
     @staticmethod
     def get_dict_by_test(testname):
-        # pylint: disable=bad-continuation,missing-docstring
+        # pylint: disable=missing-docstring
         with open(pkg_resources.resource_filename(
                 'xtesting', 'ci/testcases.yaml')) as tyaml:
             testcases_yaml = yaml.safe_load(tyaml)
diff --git a/xtesting/ci/tier_builder.py b/xtesting/ci/tier_builder.py
index 2b212205..9b8ac7df 100644
--- a/xtesting/ci/tier_builder.py
+++ b/xtesting/ci/tier_builder.py
@@ -86,31 +86,31 @@ class TierBuilder():
         return tier_names
 
     def get_tier(self, tier_name):
-        for i in range(0, len(self.tier_objects)):
+        for i, _ in enumerate(self.tier_objects):
             if self.tier_objects[i].get_name() == tier_name:
                 return self.tier_objects[i]
         return None
 
     def get_tier_name(self, test_name):
-        for i in range(0, len(self.tier_objects)):
+        for i, _ in enumerate(self.tier_objects):
             if self.tier_objects[i].is_test(test_name):
                 return self.tier_objects[i].name
         return None
 
     def get_test(self, test_name):
-        for i in range(0, len(self.tier_objects)):
+        for i, _ in enumerate(self.tier_objects):
             if self.tier_objects[i].is_test(test_name):
                 return self.tier_objects[i].get_test(test_name)
         return None
 
     def get_tests(self, tier_name):
-        for i in range(0, len(self.tier_objects)):
+        for i, _ in enumerate(self.tier_objects):
             if self.tier_objects[i].get_name() == tier_name:
                 return self.tier_objects[i].get_tests()
         return None
 
     def __str__(self):
         output = ""
-        for i in range(0, len(self.tier_objects)):
+        for i, _ in enumerate(self.tier_objects):
             output += str(self.tier_objects[i]) + "\n"
         return output
diff --git a/xtesting/core/feature.py b/xtesting/core/feature.py
index feae9885..b41519d0 100644
--- a/xtesting/core/feature.py
+++ b/xtesting/core/feature.py
@@ -107,20 +107,21 @@ class BashFeature(Feature):
                 os.makedirs(self.res_dir)
             with open(self.result_file, 'w') as f_stdout:
                 self.__logger.info("Calling %s", cmd)
-                process = subprocess.Popen(
-                    cmd, shell=True, stdout=subprocess.PIPE,
-                    stderr=subprocess.STDOUT)
-                for line in iter(process.stdout.readline, b''):
-                    if console:
-                        sys.stdout.write(line.decode("utf-8"))
-                    f_stdout.write(line.decode("utf-8"))
-                try:
-                    process.wait(timeout=max_duration)
-                except subprocess.TimeoutExpired:
-                    process.kill()
-                    self.__logger.info(
-                        "Killing process after %d second(s).", max_duration)
-                    return -2
+                with subprocess.Popen(
+                        cmd, shell=True, stdout=subprocess.PIPE,
+                        stderr=subprocess.STDOUT) as process:
+                    for line in iter(process.stdout.readline, b''):
+                        if console:
+                            sys.stdout.write(line.decode("utf-8"))
+                        f_stdout.write(line.decode("utf-8"))
+                    try:
+                        process.wait(timeout=max_duration)
+                    except subprocess.TimeoutExpired:
+                        process.kill()
+                        self.__logger.info(
+                            "Killing process after %d second(s).",
+                            max_duration)
+                        return -2
             with open(self.result_file, 'r') as f_stdin:
                 self.__logger.debug("$ %s\n%s", cmd, f_stdin.read().rstrip())
             return process.returncode
diff --git a/xtesting/core/unit.py b/xtesting/core/unit.py
index 8bcf163a..e6c3cd87 100644
--- a/xtesting/core/unit.py
+++ b/xtesting/core/unit.py
@@ -43,10 +43,11 @@ class Suite(testcase.TestCase):
             Exception
         """
         stream.seek(0)
-        stats = subprocess.Popen(
-            ['subunit-stats'], stdin=subprocess.PIPE, stdout=subprocess.PIPE)
-        output, _ = stats.communicate(stream.read())
-        cls.__logger.info("\n\n%s", output.decode("utf-8"))
+        with subprocess.Popen(
+                ['subunit-stats'], stdin=subprocess.PIPE,
+                stdout=subprocess.PIPE) as stats:
+            output, _ = stats.communicate(stream.read())
+            cls.__logger.info("\n\n%s", output.decode("utf-8"))
 
     def generate_xunit(self, stream):
         """Generate junit report from subunit stream
@@ -56,11 +57,11 @@ class Suite(testcase.TestCase):
         """
         stream.seek(0)
         with open("{}/results.xml".format(self.res_dir), "w") as xml:
-            stats = subprocess.Popen(
-                ['subunit2junitxml'], stdin=subprocess.PIPE,
-                stdout=subprocess.PIPE)
-            output, _ = stats.communicate(stream.read())
-            xml.write(output.decode("utf-8"))
+            with subprocess.Popen(
+                    ['subunit2junitxml'], stdin=subprocess.PIPE,
+                    stdout=subprocess.PIPE) as stats:
+                output, _ = stats.communicate(stream.read())
+                xml.write(output.decode("utf-8"))
 
     def generate_html(self, stream):
         """Generate html report from subunit stream
diff --git a/xtesting/tests/unit/core/test_feature.py b/xtesting/tests/unit/core/test_feature.py
index 76f5d85a..9e5e109c 100644
--- a/xtesting/tests/unit/core/test_feature.py
+++ b/xtesting/tests/unit/core/test_feature.py
@@ -88,7 +88,6 @@ class FeatureTesting(FeatureTestingBase):
                 project_name=self._project_name, case_name=self._case_name)
 
     def test_run_exc(self):
-        # pylint: disable=bad-continuation
         with mock.patch.object(
                 self.feature, 'execute',
                 side_effect=Exception) as mock_method:
@@ -132,7 +131,8 @@ class BashFeatureTesting(FeatureTestingBase):
         stream = BytesIO()
         stream.write(b"foo")
         stream.seek(0)
-        attrs = {'return_value.stdout': stream, 'return_value.returncode': 1}
+        attrs = {'return_value.__enter__.return_value.stdout': stream,
+                 'return_value.__enter__.return_value.returncode': 1}
         args[0].configure_mock(**attrs)
         with mock.patch('builtins.open', mock.mock_open()) as mopen:
             self._test_run(testcase.TestCase.EX_RUN_ERROR)
@@ -152,10 +152,10 @@ class BashFeatureTesting(FeatureTestingBase):
             cmd=FeatureTestingBase._cmd,
             timeout=FeatureTestingBase._max_duration))
         kill = mock.MagicMock()
-        attrs = {'return_value.wait': wait,
-                 'return_value.kill': kill,
-                 'return_value.stdout': stream,
-                 'return_value.returncode': 0}
+        attrs = {'return_value.__enter__.return_value.wait': wait,
+                 'return_value.__enter__.return_value.kill': kill,
+                 'return_value.__enter__.return_value.stdout': stream,
+                 'return_value.__enter__.return_value.returncode': 0}
         args[1].configure_mock(**attrs)
         with mock.patch('builtins.open', mock.mock_open()) as mopen:
             self._test_run_max_duration(testcase.TestCase.EX_RUN_ERROR)
@@ -173,7 +173,8 @@ class BashFeatureTesting(FeatureTestingBase):
         stream = BytesIO()
         stream.write(b"foo")
         stream.seek(0)
-        attrs = {'return_value.stdout': stream, 'return_value.returncode': 0}
+        attrs = {'return_value.__enter__.return_value.stdout': stream,
+                 'return_value.__enter__.return_value.returncode': 0}
         args[0].configure_mock(**attrs)
         with mock.patch('builtins.open', mock.mock_open()) as mopen:
             self._test_run(testcase.TestCase.EX_OK)
@@ -189,7 +190,8 @@ class BashFeatureTesting(FeatureTestingBase):
         stream = BytesIO()
         stream.write(b"foo")
         stream.seek(0)
-        attrs = {'return_value.stdout': stream, 'return_value.returncode': 0}
+        attrs = {'return_value.__enter__.return_value.stdout': stream,
+                 'return_value.__enter__.return_value.returncode': 0}
         args[0].configure_mock(**attrs)
         with mock.patch('builtins.open', mock.mock_open()) as mopen:
             self._test_run_console(True, testcase.TestCase.EX_OK)
@@ -205,7 +207,8 @@ class BashFeatureTesting(FeatureTestingBase):
         stream = BytesIO()
         stream.write(b"foo")
         stream.seek(0)
-        attrs = {'return_value.stdout': stream, 'return_value.returncode': 0}
+        attrs = {'return_value.__enter__.return_value.stdout': stream,
+                 'return_value.__enter__.return_value.returncode': 0}
         args[0].configure_mock(**attrs)
         with mock.patch('builtins.open', mock.mock_open()) as mopen:
             self._test_run_console(False, testcase.TestCase.EX_OK)
@@ -222,7 +225,8 @@ class BashFeatureTesting(FeatureTestingBase):
         stream = BytesIO()
         stream.write(b"foo")
         stream.seek(0)
-        attrs = {'return_value.stdout': stream, 'return_value.returncode': 0}
+        attrs = {'return_value.__enter__.return_value.stdout': stream,
+                 'return_value.__enter__.return_value.returncode': 0}
         args[0].configure_mock(**attrs)
         with mock.patch('builtins.open', mock.mock_open()) as mopen:
             self._test_run_console(False, testcase.TestCase.EX_OK)
diff --git a/xtesting/tests/unit/core/test_unit.py b/xtesting/tests/unit/core/test_unit.py
index 86577713..9e5f1321 100644
--- a/xtesting/tests/unit/core/test_unit.py
+++ b/xtesting/tests/unit/core/test_unit.py
@@ -32,10 +32,11 @@ class SuiteTesting(unittest.TestCase):
         args[0].assert_called_once_with(
             ['subunit-stats'], stdin=subprocess.PIPE, stdout=subprocess.PIPE)
 
-    @mock.patch('subprocess.Popen',
-                return_value=mock.Mock(
-                    communicate=mock.Mock(return_value=(b"foo", b"bar"))))
+    @mock.patch('subprocess.Popen')
     def test_generate_stats_ok(self, *args):
+        attrs = {'return_value.__enter__.return_value': mock.Mock(
+            communicate=mock.Mock(return_value=(b"foo", b"bar")))}
+        args[0].configure_mock(**attrs)
         stream = io.StringIO()
         self.psrunner.generate_stats(stream)
         args[0].assert_called_once_with(
@@ -55,10 +56,11 @@ class SuiteTesting(unittest.TestCase):
         mock_open.assert_called_once_with(
             '{}/results.xml'.format(self.psrunner.res_dir), 'w')
 
-    @mock.patch('subprocess.Popen',
-                return_value=mock.Mock(
-                    communicate=mock.Mock(return_value=(b"foo", b"bar"))))
+    @mock.patch('subprocess.Popen')
     def test_generate_xunit_ok(self, *args):
+        attrs = {'return_value.__enter__.return_value': mock.Mock(
+            communicate=mock.Mock(return_value=(b"foo", b"bar")))}
+        args[0].configure_mock(**attrs)
         stream = io.BytesIO()
         with mock.patch('builtins.open',
                         mock.mock_open()) as mock_open: