Error when running Flask application

[jack88ss]

Describe the bug
Error when running Flask application
新建文本文档.txt

(myenv) D:\my projects\instagraph>python main.py
File "D:\my projects\instagraph\main.py", line 262
match graph.lower():
^
SyntaxError: invalid syntax

Expected behavior
A clear and concise description of what you expected to happen.

Screenshots
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Desktop (please complete the following information):

• OS: [winows]
• Browser [chrome]
• Version [10]

Additional context
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[isamu]

match requires python 3.10 or higher.
Please try latest version.