diff --git a/avocado/core/tree.py b/avocado/core/tree.py
index 4018f2ff5d3e164d78d7a910e04b3a8b53e6529b..7e4ba97ea0ee982b33182e68f363626ab681f6df 100644
--- a/avocado/core/tree.py
+++ b/avocado/core/tree.py
@@ -97,6 +97,7 @@ class TreeNodeEnvOnly(object):
     """
     Minimal TreeNode-like class providing interface for AvocadoParams
     """
+
     def __init__(self, path, environment=None):
         """
         :param path: Path of this node (must not end with '/')
diff --git a/avocado/plugins/variants.py b/avocado/plugins/variants.py
index 60f4aba31c99da05fecac12e09dddb7b04b9c3b3..7b7ca7587b136989d482eccdad9cbe516175ff7a 100644
--- a/avocado/plugins/variants.py
+++ b/avocado/plugins/variants.py
@@ -51,7 +51,7 @@ class Variants(CLICmd):
         parser = super(Variants, self).configure(parser)
         verbosity_levels = ("(positive integer - 0, 1, ... - or %s)"
                             % ", ".join(sorted(_VERBOSITY_LEVELS,
-                                        key=lambda _: _VERBOSITY_LEVELS[_])))
+                                               key=lambda _: _VERBOSITY_LEVELS[_])))
         parser.add_argument("--summary", type=map_verbosity_level,
                             help="Verbosity of the variants summary. " +
                             verbosity_levels)
diff --git a/avocado/utils/asset.py b/avocado/utils/asset.py
index 9da8b6be962063ba65f329d9e5e2f19a16fdb65f..d9c40cdbb9d0c579ce9032b545ea98e5e4e9ed6f 100644
--- a/avocado/utils/asset.py
+++ b/avocado/utils/asset.py
@@ -95,7 +95,7 @@ class Asset(object):
             # - Be valid (not expired).
             # - Be verified (hash check).
             if (os.path.isfile(self.asset_file) and
-               not self._is_expired(self.asset_file, self.expire)):
+                    not self._is_expired(self.asset_file, self.expire)):
                 try:
                     with FileLock(self.asset_file, 1):
                         if self._verify():
diff --git a/avocado/utils/kernel.py b/avocado/utils/kernel.py
index 427b55d027599e21131eafb0729efc67e852eb11..e21583b82d2b5614f23cfde7ec4748b9a8d07828 100644
--- a/avocado/utils/kernel.py
+++ b/avocado/utils/kernel.py
@@ -17,7 +17,7 @@ import os
 import shutil
 import logging
 import tempfile
-from distutils.version import LooseVersion
+from distutils.version import LooseVersion  # pylint: disable=E0611
 
 from . import asset, archive, build
 
diff --git a/selftests/functional/test_basic.py b/selftests/functional/test_basic.py
index 9d3db59e8a038c9bcad7943a0b176277447317f9..0963ec960d47e70061535d8e876425c64d2eac0a 100644
--- a/selftests/functional/test_basic.py
+++ b/selftests/functional/test_basic.py
@@ -1140,8 +1140,9 @@ class PluginsXunitTest(AbsPluginsTest, unittest.TestCase):
 
     def setUp(self):
         self.tmpdir = tempfile.mkdtemp(prefix='avocado_' + __name__)
-        self.junit = os.path.abspath(os.path.join(os.path.dirname(__file__),
-                                     os.path.pardir, ".data", 'junit-4.xsd'))
+        junit_xsd = os.path.join(os.path.dirname(__file__),
+                                 os.path.pardir, ".data", 'junit-4.xsd')
+        self.junit = os.path.abspath(junit_xsd)
         super(PluginsXunitTest, self).setUp()
 
     def run_and_check(self, testname, e_rc, e_ntests, e_nerrors,
diff --git a/selftests/unit/test_data_structures.py b/selftests/unit/test_data_structures.py
index ac5894c67742fcaf9cfa605e80b75588c2266375..4968bab62a5aff389a6a3294c83fd124b3cbd66d 100644
--- a/selftests/unit/test_data_structures.py
+++ b/selftests/unit/test_data_structures.py
@@ -34,8 +34,8 @@ class TestDataStructures(unittest.TestCase):
         matrix1 = [["header", 51.7, 60], [1, 0, 0]]
         matrix2 = [["header", 57.2, 54], [2, 51, 0]]
         self.assertEqual(data_structures.compare_matrices(matrix1, matrix2),
-                         ([["header", '+10.6383', -10.0], ['+100',
-                          'error_51/0', '.']], 3, 1, 5))
+                         ([["header", '+10.6383', -10.0],
+                           ['+100', 'error_51/0', '.']], 3, 1, 5))
 
     def test_lazy_property(self):
         """
diff --git a/selftests/unit/test_vm.py b/selftests/unit/test_vm.py
index afe2ed5ea9b2643537feeff3384d220fbbeac92f..35c2d3de2eae452b5739d22f5f57546defbb28f2 100644
--- a/selftests/unit/test_vm.py
+++ b/selftests/unit/test_vm.py
@@ -20,6 +20,7 @@ class _FakeVM(avocado_runner_vm.VM):
     Fake VM-inherited object (it's better to inherit it, than to flexmock the
     isinstance)
     """
+
     def __init__(self):  # pylint: disable=W0231
         # don't call avocado_runner_vm.VM.__init__
         self.snapshot = True
diff --git a/selftests/unit/test_xunit.py b/selftests/unit/test_xunit.py
index bad896edb60d0f860b66b9b6e7090a7202e79e47..f8a67bc9da95bea0bdf2664816111e14ee97ce8f 100644
--- a/selftests/unit/test_xunit.py
+++ b/selftests/unit/test_xunit.py
@@ -47,8 +47,9 @@ class xUnitSucceedTest(unittest.TestCase):
         self.test1 = SimpleTest(job=self.job, base_logdir=self.tmpdir)
         self.test1._Test__status = 'PASS'
         self.test1.time_elapsed = 1.23
-        self.junit = os.path.abspath(os.path.join(os.path.dirname(__file__),
-                                     os.path.pardir, ".data", 'junit-4.xsd'))
+        junit_xsd = os.path.join(os.path.dirname(__file__),
+                                 os.path.pardir, ".data", 'junit-4.xsd')
+        self.junit = os.path.abspath(junit_xsd)
 
     def tearDown(self):
         os.close(self.tmpfile[0])