refactor: remove some unneeded behavior conditionals

4 files changed, 2 insertions, 28 deletions

diff --git a/coverage/env.py b/coverage/env.py
index f0d98a27..ab59e275 100644
--- a/coverage/env.py
+++ b/coverage/env.py
@@ -53,21 +53,6 @@ class PYBEHAVIOR(object):
     if pep626:
         optimize_if_not_debug2 = False
 
-    # Do we have yield-from?
-    yield_from = (PYVERSION >= (3, 3))
-
-    # Do we have PEP 420 namespace packages?
-    namespaces_pep420 = (PYVERSION >= (3, 3))
-
-    # Do .pyc files have the source file size recorded in them?
-    size_in_pyc = (PYVERSION >= (3, 3))
-
-    # Do we have async and await syntax?
-    async_syntax = (PYVERSION >= (3, 5))
-
-    # PEP 448 defined additional unpacking generalizations
-    unpackings_pep448 = (PYVERSION >= (3, 5))
-
     # Can co_lnotab have negative deltas?
     negative_lnotab = (PYVERSION >= (3, 6)) and not (PYPY and PYPYVERSION < (7, 2))
 
diff --git a/coverage/execfile.py b/coverage/execfile.py
index 600b2278..338fb477 100644
--- a/coverage/execfile.py
+++ b/coverage/execfile.py
@@ -346,9 +346,8 @@ def make_code_from_pyc(filename):
         if date_based:
             # Skip the junk in the header that we don't need.
             fpyc.read(4)            # Skip the moddate.
-            if env.PYBEHAVIOR.size_in_pyc:
-                # 3.3 added another long to the header (size), skip it.
-                fpyc.read(4)
+            # 3.3 added another long to the header (size), skip it.
+            fpyc.read(4)
 
         # The rest of the file is the code object we want.
         code = marshal.load(fpyc)
diff --git a/tests/test_api.py b/tests/test_api.py
index 42ef986d..b17f9ee0 100644
--- a/tests/test_api.py
+++ b/tests/test_api.py
@@ -763,9 +763,6 @@ class CurrentInstanceTest(CoverageTest):
         assert cur0 is cur3
 
 
-@pytest.mark.skipif(not env.PYBEHAVIOR.namespaces_pep420,
-    reason="Python before 3.3 doesn't have namespace packages"
-)
 class NamespaceModuleTest(UsingModulesMixin, CoverageTest):
     """Test PEP-420 namespace modules."""
 
diff --git a/tests/test_arcs.py b/tests/test_arcs.py
index 3f634a85..8bf83008 100644
--- a/tests/test_arcs.py
+++ b/tests/test_arcs.py
@@ -1072,9 +1072,6 @@ class YieldTest(CoverageTest):
         )
         assert self.stdout() == "20\n12\n"
 
-    @pytest.mark.skipif(not env.PYBEHAVIOR.yield_from,
-        reason="Python before 3.3 doesn't have 'yield from'"
-    )
     def test_yield_from(self):
         self.check_coverage("""\
             def gen(inp):
@@ -1320,9 +1317,6 @@ class MiscArcTest(CoverageTest):
             arcz=".1 19 9.",
         )
 
-    @pytest.mark.skipif(not env.PYBEHAVIOR.unpackings_pep448,
-        reason="Don't have unpacked literals until 3.5"
-    )
     def test_unpacked_literals(self):
         self.check_coverage("""\
             d = {
@@ -1570,7 +1564,6 @@ class LambdaArcTest(CoverageTest):
         )
 
 
-@pytest.mark.skipif(not env.PYBEHAVIOR.async_syntax, reason="Async features are new in Python 3.5")
 class AsyncTest(CoverageTest):
     """Tests of the new async and await keywords in Python 3.5"""