Function _async_parse_cell

IPython/core/async_helpers.py:125–138

This is a compatibility shim for pre-3.7 when async outside of a function is a syntax error at the parse stage. It will return an abstract syntax tree parsed as if async and await outside of a function were not a syntax error.

(cell: str)

def _async_parse_cell(cell: str) -> ast.AST:
    """
    This is a compatibility shim for pre-3.7 when async outside of a function
    is a syntax error at the parse stage.

    It will return an abstract syntax tree parsed as if async and await outside
    of a function were not a syntax error.
    """
    if sys.version_info < (3, 7):
        # Prior to 3.7 you need to asyncify before parse
        wrapped_parse_tree = ast.parse(_asyncify(cell))
        return wrapped_parse_tree.body[0].body[0]
    else:
        return ast.parse(cell)


def _should_be_async(cell: str) -> bool: