def _merge_dicts(self, xs: Iterable[Union[ast.Call, ast.Dict]]) \
-> ast.Call:
"""Creates call of function for merging dicts."""
return ast.Call(
func=ast.Name(id='_py_backwards_merge_dicts'),
args=[ast.List(elts=list(xs))],
keywords=[])
def visit_JoinedStr(self, node: ast.JoinedStr) -> ast.Call:
self._tree_changed = True
join_call = ast.Call(func=ast.Attribute(value=ast.Str(s=''),
attr='join'),
args=[ast.List(elts=node.values)],
keywords=[])
return self.generic_visit(join_call) # type: ignore
def _prepare_lists(self, xs: List[Splitted]) -> Iterable[ListEntry]:
"""Wrap starred in list call and list elts to just List."""
for x in xs:
if isinstance(x, ast.Starred):
yield ast.Call(func=ast.Name(id='list'),
args=[x.value],
keywords=[])
elif x:
yield ast.List(elts=x)
def visit_ClassDef(self, node: ast.ClassDef) -> ast.ClassDef:
if node.keywords:
metaclass = node.keywords[0].value
node.bases = class_bases.get_body(
metaclass=metaclass, # type: ignore
bases=ast.List(elts=node.bases))
node.keywords = []
self._tree_changed = True
return self.generic_visit(node) # type: ignore