style: singleton comparisons should use is

I guess the original line was wrong, but it would have been nice for
unittest2pytest to fix it for me:
https://github.com/pytest-dev/unittest2pytest/issues/52

8 files changed, 17 insertions, 17 deletions

diff --git a/igor.py b/igor.py
index b2dc05cf..d8d2069d 100644
--- a/igor.py
+++ b/igor.py
@@ -157,7 +157,7 @@ def run_tests_with_coverage(tracer, *runner_args):
     try:
         # Re-import coverage to get it coverage tested!  I don't understand all
         # the mechanics here, but if I don't carry over the imported modules
-        # (in covmods), then things go haywire (os == None, eventually).
+        # (in covmods), then things go haywire (os is None, eventually).
         covmods = {}
         covdir = os.path.split(coverage.__file__)[0]
         # We have to make a list since we'll be deleting in the loop.
diff --git a/tests/test_api.py b/tests/test_api.py
index 95559986..be7cc83e 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -116,7 +116,7 @@ class ApiTest(CoverageTest):
 
         # Measure without the stdlib.
         cov1 = coverage.Coverage()
-        assert cov1.config.cover_pylib == False
+        assert cov1.config.cover_pylib is False
         self.start_import_stop(cov1, "mymain")
 
         # some statements were marked executed in mymain.py
@@ -1108,9 +1108,9 @@ class ImmutableConfigTest(CoverageTest):
         self.make_file("simple.py", "a = 1")
         cov = coverage.Coverage()
         self.start_import_stop(cov, "simple")
-        assert cov.get_option("report:show_missing") == False
+        assert cov.get_option("report:show_missing") is False
         cov.report(show_missing=True)
-        assert cov.get_option("report:show_missing") == False
+        assert cov.get_option("report:show_missing") is False
 
 
 class RelativePathTest(CoverageTest):
diff --git a/tests/test_arcs.py b/tests/test_arcs.py
index 79280e2d..c4d34d30 100644
--- a/tests/test_arcs.py
+++ b/tests/test_arcs.py
@@ -94,7 +94,7 @@ class SimpleArcTest(CoverageTest):
                 if x % 2: return True
                 return False
             a = fn(1)
-            assert a == True
+            assert a is True
             """,
             arcz=".1 14 45 5.  .2 2. 23 3.", arcz_missing="23 3.")
 
diff --git a/tests/test_config.py b/tests/test_config.py
index 0a742f3d..f1df4d72 100644
--- a/tests/test_config.py
+++ b/tests/test_config.py
@@ -232,7 +232,7 @@ class ConfigTest(CoverageTest):
         self.set_environ("OKAY", "yes")
         cov = coverage.Coverage()
         assert cov.config.data_file == "hello-world.fooey"
-        assert cov.config.branch == True
+        assert cov.config.branch is True
         assert cov.config.exclude_list == \
             ["the_$one", "anotherZZZ", "xZZZy", "xy", "huh${X}what"]
 
@@ -256,7 +256,7 @@ class ConfigTest(CoverageTest):
         self.set_environ("THING", "ZZZ")
         cov = coverage.Coverage()
         assert cov.config.data_file == "hello-world.fooey"
-        assert cov.config.branch == True
+        assert cov.config.branch is True
         assert cov.config.exclude_list == \
             ["the_$one", "anotherZZZ", "xZZZy", "xy", "huh${X}what"]
 
@@ -582,8 +582,8 @@ class ConfigFileTest(UsingModulesMixin, CoverageTest):
             'names': 'Jane/John/Jenny',
         }
         assert cov.config.get_plugin_options("plugins.another") == {}
-        assert cov.config.json_show_contexts == True
-        assert cov.config.json_pretty_print == True
+        assert cov.config.json_show_contexts is True
+        assert cov.config.json_pretty_print is True
 
     def test_config_file_settings(self):
         self.make_file(".coveragerc", self.LOTSA_SETTINGS.format(section=""))
@@ -629,8 +629,8 @@ class ConfigFileTest(UsingModulesMixin, CoverageTest):
             """)
         cov = coverage.Coverage()
         assert cov.config.run_include == ["foo"]
-        assert cov.config.run_omit == None
-        assert cov.config.branch == False
+        assert cov.config.run_omit is None
+        assert cov.config.branch is False
 
     def test_setupcfg_only_if_not_coveragerc(self):
         self.check_other_not_read_if_coveragerc("setup.cfg")
@@ -646,8 +646,8 @@ class ConfigFileTest(UsingModulesMixin, CoverageTest):
             branch = true
             """)
         cov = coverage.Coverage()
-        assert cov.config.run_omit == None
-        assert cov.config.branch == False
+        assert cov.config.run_omit is None
+        assert cov.config.branch is False
 
     def test_setupcfg_only_if_prefixed(self):
         self.check_other_config_need_prefixes("setup.cfg")
diff --git a/tests/test_context.py b/tests/test_context.py
index be478760..418849d5 100644
--- a/tests/test_context.py
+++ b/tests/test_context.py
@@ -285,4 +285,4 @@ class QualnameTest(CoverageTest):
     def test_bug_829(self):
         # A class with a name like a function shouldn't confuse qualname_from_frame.
         class test_something(object):               # pylint: disable=unused-variable
-            assert get_qualname() == None
+            assert get_qualname() is None
diff --git a/tests/test_data.py b/tests/test_data.py
index d1ed04e1..9eb6ecee 100644
--- a/tests/test_data.py
+++ b/tests/test_data.py
@@ -416,7 +416,7 @@ class CoverageDataTest(DataTestHelpers, CoverageTest):
         # Asking about an unmeasured file shouldn't make it seem measured.
         covdata = CoverageData()
         self.assert_measured_files(covdata, [])
-        assert covdata.arcs("missing.py") == None
+        assert covdata.arcs("missing.py") is None
         self.assert_measured_files(covdata, [])
 
     def test_add_to_hash_with_lines(self):
diff --git a/tests/test_execfile.py b/tests/test_execfile.py
index b740d2df..c758f711 100644
--- a/tests/test_execfile.py
+++ b/tests/test_execfile.py
@@ -51,7 +51,7 @@ class RunFileTest(CoverageTest):
         assert mod_globs['argv1-n'] == ["arg1", "arg2"]
 
         # __builtins__ should have the right values, like open().
-        assert mod_globs['__builtins__.has_open'] == True
+        assert mod_globs['__builtins__.has_open'] is True
 
     def test_no_extra_file(self):
         # Make sure that running a file doesn't create an extra compiled file.
diff --git a/tests/test_plugins.py b/tests/test_plugins.py
index 3472522b..e706ef36 100644
--- a/tests/test_plugins.py
+++ b/tests/test_plugins.py
@@ -403,7 +403,7 @@ class GoodFileTracerTest(FileTracerTest):
         analysis = cov._analyze("foo_7.html")
         assert analysis.statements == {1, 2, 3, 4, 5, 6, 7}
         # Plugins don't do branch coverage yet.
-        assert analysis.has_arcs() == True
+        assert analysis.has_arcs() is True
         assert analysis.arc_possibilities() == []
 
         assert analysis.missing == {1, 2, 3, 6, 7}