python · miss-islington · Jun 12, 2019
diff --git a/Lib/ast.py b/Lib/ast.py
@@ -38,7 +38,7 @@ def parse(source, filename='<unknown>', mode='exec', *,
    if type_comments:
        flags |= PyCF_TYPE_COMMENTS
    return compile(source, filename, mode, flags,
-                   feature_version=feature_version)
+                   _feature_version=feature_version)


 def literal_eval(node_or_string):

diff --git a/Lib/test/test_type_comments.py b/Lib/test/test_type_comments.py
@@ -228,8 +228,9 @@ def parse(self, source, feature_version=highest):
                         feature_version=feature_version)

    def parse_all(self, source, minver=lowest, maxver=highest, expected_regex=""):
-        for feature_version in range(self.lowest, self.highest + 1):
-            if minver <= feature_version <= maxver:
+        for version in range(self.lowest, self.highest + 1):
+            feature_version = (3, version)
+            if minver <= version <= maxver:
                try:
                    yield self.parse(source, feature_version)
                except SyntaxError as err:

diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
@@ -696,7 +696,8 @@ compile as builtin_compile
    flags: int = 0
    dont_inherit: bool(accept={int}) = False
    optimize: int = -1
-    feature_version: int = -1
+    *
+    _feature_version as feature_version: int = -1

 Compile source into a code object that can be executed by exec() or eval().

@@ -716,7 +717,7 @@ static PyObject *
 builtin_compile_impl(PyObject *module, PyObject *source, PyObject *filename,
                     const char *mode, int flags, int dont_inherit,
                     int optimize, int feature_version)
-/*[clinic end generated code: output=b0c09c84f116d3d7 input=5fcc30651a6acaa9]*/
+/*[clinic end generated code: output=b0c09c84f116d3d7 input=40171fb92c1d580d]*/
 {
    PyObject *source_copy;
    const char *str;

diff --git a/Python/clinic/bltinmodule.c.h b/Python/clinic/bltinmodule.c.h