41 #define APPEND_STR_IF(cond, str)  do { \  macro
48         APPEND_STR_IF(!first, (str)); \
124     APPEND_STR_IF(level > pr, "(");  in append_ast_boolop()
130         APPEND_STR_IF(i > 0, op);  in append_ast_boolop()
134     APPEND_STR_IF(level > pr, ")");  in append_ast_boolop()
165     APPEND_STR_IF(level > pr, "(");  in append_ast_binop()
169     APPEND_STR_IF(level > pr, ")");  in append_ast_binop()
190     APPEND_STR_IF(level > pr, "(");  in append_ast_unaryop()
193     APPEND_STR_IF(level > pr, ")");  in append_ast_unaryop()
279     APPEND_STR_IF(level > PR_TEST, "(");  in append_ast_lambda()
286     APPEND_STR_IF(level > PR_TEST, ")");  in append_ast_lambda()
293     APPEND_STR_IF(level > PR_TEST, "(");  in append_ast_ifexp()
299     APPEND_STR_IF(level > PR_TEST, ")");  in append_ast_ifexp()
313         APPEND_STR_IF(i > 0, ", ");  in append_ast_dict()
337         APPEND_STR_IF(i > 0, ", ");  in append_ast_set()
352         APPEND_STR_IF(i > 0, ", ");  in append_ast_list()
370     APPEND_STR_IF(level > PR_TUPLE, "(");  in append_ast_tuple()
373         APPEND_STR_IF(i > 0, ", ");  in append_ast_tuple()
377     APPEND_STR_IF(elem_count == 1, ",");  in append_ast_tuple()
378     APPEND_STR_IF(level > PR_TUPLE, ")");  in append_ast_tuple()
459     APPEND_STR_IF(level > PR_CMP, "(");  in append_ast_compare()
511     APPEND_STR_IF(level > PR_CMP, ")");  in append_ast_compare()
727             APPEND_STR_IF(i > 0, ", ");  in append_ast_constant()
733         APPEND_STR_IF(elem_count == 1, ",");  in append_ast_constant()
831     APPEND_STR_IF(level > PR_AWAIT, "(");  in append_ast_await()
834     APPEND_STR_IF(level > PR_AWAIT, ")");  in append_ast_await()
841     APPEND_STR_IF(level > PR_TUPLE, "(");  in append_named_expr()
845     APPEND_STR_IF(level > PR_TUPLE, ")");  in append_named_expr()