def testRemoveInheritedMethodsWithLateType(self):
src = textwrap.dedent("""
class Foo(other.Bar):
def bar() -> float
""")
expected = textwrap.dedent("""
class Foo(other.Bar):
def bar() -> float
""")
ast = self.Parse(src)
ast = ast.Visit(
visitors.ReplaceTypes({"other.Bar": pytd.LateType("other.Bar")}))
ast = ast.Visit(optimize.RemoveInheritedMethods())
ast = ast.Visit(visitors.LateTypeToClassType())
self.AssertSourceEquals(ast, expected)
def testFindCommonSuperClasses(self):
src = textwrap.dedent("""
x = ... # type: int or other.Bar
""")
expected = textwrap.dedent("""
x = ... # type: int or other.Bar
""")
ast = self.Parse(src)
ast = ast.Visit(visitors.ReplaceTypes(
{"other.Bar": pytd.LateType("other.Bar")}))
hierarchy = ast.Visit(visitors.ExtractSuperClassesByName())
ast = ast.Visit(optimize.FindCommonSuperClasses(
optimize.SuperClassHierarchy(hierarchy)))
ast = ast.Visit(visitors.LateTypeToClassType())
self.AssertSourceEquals(ast, expected)
def test_find_common_superclasses(self):
src = pytd_src("""
x = ... # type: Union[int, other.Bar]
""")
expected = pytd_src("""
x = ... # type: Union[int, other.Bar]
""")
ast = self.Parse(src)
ast = ast.Visit(
visitors.ReplaceTypes({"other.Bar": pytd.LateType("other.Bar")}))
hierarchy = ast.Visit(visitors.ExtractSuperClassesByName())
ast = ast.Visit(
optimize.FindCommonSuperClasses(
optimize.SuperClassHierarchy(hierarchy)))
ast = ast.Visit(visitors.LateTypeToClassType())
self.AssertSourceEquals(ast, expected)
def write_pickle(ast, options, loader=None):
"""Dump a pickle of the ast to a file."""
loader = loader or load_pytd.create_loader(options)
try:
ast = serialize_ast.PrepareForExport(options.module_name, ast, loader)
except parser.ParseError as e:
if options.nofail:
ast = serialize_ast.PrepareForExport(
options.module_name,
pytd_builtins.GetDefaultAst(options.python_version), loader)
log.warning("***Caught exception: %s", str(e), exc_info=True)
else:
raise
if options.verify_pickle:
ast1 = ast.Visit(visitors.LateTypeToClassType())
ast1 = ast1.Visit(visitors.ClearClassPointers())
ast2 = loader.load_file(options.module_name, options.verify_pickle)
ast2 = ast2.Visit(visitors.ClearClassPointers())
if not pytd_utils.ASTeq(ast1, ast2):
raise AssertionError()
serialize_ast.StoreAst(ast, options.output, options.open_function)
