[Python] ModuleNotFoundError: No module named '_crypt'

I'm trying to use Flask and started with first example, while running the below code

from crypt import methods
from flask import Flask

app = Flask(__name__)

@app.route('/', methods=['GET'])
def hello_world():
return "Hello world"


if __name__=='__main__':
app.run(port=3000, debug=True)


I got the following error

ModuleNotFoundError: No module named '_crypt'

During handling of the above exception, another exception occurred


The error

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