参数row_num类型错误, 必须为整数类型

 参数row_num类型错误, 必须为整数类型
Traceback (most recent call last):
File "<string>", line 31, in parseint_from_args
ValueError: invalid literal for int() with base 10: '=0+1'

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.5.32\python\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.5.32\python\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.5.32\python\lib\site-packages\xbot_interpreter.py", line 67, in <module>
main()
File "C:\Program Files (x86)\ShadowBot\shadowbot-5.5.32\python\lib\site-packages\xbot_interpreter.py", line 45, in main
try:
File "C:\Users\Quan Miao\AppData\Local\ShadowBot\users\96847063-06be-44fa-9f75-a4c887d72273\apps\8590948e-18e3-44e6-a424-16dcc0e47419\xbot_robot\main.py", line 13, in main
xbot_visual.programing.databook.write_data_to_workbook(write_range="area", write_way="append", write_column_way="override", row_num=variable, column_name="B", begin_row_num="0", begin_column_name="", content="NIHAO", _block=("main", 5, "写入内容至数据表格"))
File "<string>", line 79, in wrapper
File "<string>", line 74, in wrapper
File "<string>", line 180, in write_data_to_workbook
File "<string>", line 498, in _get_single_row_num
File "<string>", line 33, in parseint_from_args
ValueError: 参数row_num类型错误, 必须为整数类型

我想把字符串填写到B列，一行一行的添加，请教大神应该怎么写