Flask TemplateSyntaxError:遇到未知标记';端块';

Flask TemplateSyntaxError:遇到未知标记';端块';,flask,Flask,layout.html:- <!DOCTYPE html> <html> <head> <script src="https://d3js.org/d3.v4.min.js"></script> <link rel="stylesheet" type="text/css" href="{{ url_for('static', filename='css/styles.css') }}"> </hea

layout.html:-

<!DOCTYPE html>
<html>
<head>
     <script src="https://d3js.org/d3.v4.min.js"></script>
     <link rel="stylesheet" type="text/css" href="{{ url_for('static', filename='css/styles.css') }}">
</head>
<body>

    <div id="header">
        <label id="headLabel"></label>
    </div>
    <div id="sidePanel">
    </div>
    <div id="content">
        {% block content %}
        {% endblock content %}
    </div>
    <div id="footer">
        <label id="footerLabel">Created By: Anish Saha</label>
    </div>
</body>
</html>

{%block content%}
{%endblock内容%}
创作人:Anish Saha
home.html:-

{% extends "layout.html" %}
(% block content %}
    <h1>Hello</h1>
{% endblock content %}
{%extends“layout.html”%}
(%block content%}
你好
{%endblock内容%}
错误: TemplateSyntaxError:遇到未知标记“endblock”

请帮帮我,我对使用烧瓶还不熟悉,你有打字错误

(% block content %}
更改为
{

{% block content %}
为了

{%block content%}#记住块内容之间有一个空格

但是关于你的错误

{%endblock%}#后面没有内容#中间没有空格