Function _module_symbol_table

mypy/stubtest.py:331–345

Retrieve the symbol table for the module (or None on failure). 1) Use inspect to retrieve the source code of the module 2) Use symtable to parse the source (and use what symtable knows for its purposes)

(runtime: types.ModuleType)

@functools.lru_cache
def _module_symbol_table(runtime: types.ModuleType) -> symtable.SymbolTable | None:
    """Retrieve the symbol table for the module (or None on failure).

    1) Use inspect to retrieve the source code of the module
    2) Use symtable to parse the source (and use what symtable knows for its purposes)
    """
    try:
        source = inspect.getsource(runtime)
    except (OSError, TypeError, SyntaxError):
        return None

    try:
        return symtable.symtable(source, runtime.__name__, "exec")
    except SyntaxError:
        return None


@verify.register(nodes.MypyFile)