_numeric.py 文件源码

def translate_pat_Name_constructor(cls, ctx, pat, scrutinee_trans):
        id = pat.id
        if id == "NaN":
            condition = astx.method_call(
                astx.import_expr('math'),
                'isnan',
                [scrutinee_trans])
        else:
            condition = ast.Compare(
                left=scrutinee_trans,
                ops=[ast.Eq()],
                comparators=[
                    astx.builtin_call("float", [ast.Str(s=id)])]
            )
        return (condition, _util.odict())