关于#python#的问题：报错：TypeError: add_xaxis() missing 1 required positional argument: 'xaxis_data'怎么解决

Question

报错：TypeError: add_xaxis() missing 1 required positional argument: 'xaxis_data'
怎么解决？

```python
‍"""
折线图示例
"""
import json
from pyecharts.charts import Line
from pyecharts.options import TitleOpts,LabelOpts
f_us = open("E:\progarm\美国.txt" ,"r" ,encoding="UTF-8")

us_data = f_us.read()
us_data = us_data.replace("jsonp_1629344292311_69436(","")
us_data = us_data[:-2]

us_dict = json.loads(us_data)

trend_data = us_dict['data'][0]['trend']

x_data = trend_data['updateDate'][:314]
y_data = trend_data['list'][0]['data'][:314]

line = Line

line.add_xaxis(x_data)
line.add_yaxis("美国的确诊人数", y_data, label_opts=LabelOpts(is_show=False))

line.set_global_opts(
    title_opts=TitleOpts(title="2022", pos_lelf="center", pos_bottim="%1")
)
line.render()

f_us.close()

报错：TypeError: add_xaxis() missing 1 required positional argument: 'xaxis_data'

Answer 1

两个地方的问题
第1处 ：

# 修改前
line = Line
# 修改后
line = Line()

第2处 ：

# 修改前
title_opts=TitleOpts(title="2022", pos_lelf="center", pos_bottim="%1")
# 修改后
title_opts=TitleOpts(title="2022", pos_left="center", pos_bottom="%1")