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Zicheng Ren
2,741 PointsBummer! gaierror: [Errno -2] Name or service not known
Bummer! gaierror: [Errno -2] Name or service not known
from flask import Flask
from flask import request
app = Flask(__name__)
@app.route('/')
def index(name='Tristan'):
name = request.arg.get('name', name)
return "hello from {}".format(name)
app.run(debug=True, port=8000, host='0,0,0,0')
1 Answer

Chris Freeman
Treehouse Moderator 67,989 PointsYou have the correct structure, but theses fixes needed;
- it's
request.
args.get
not "arg" - the returned string should be "Hello {}". The checker is picky about improvised code
- remove
app.run
command. It is not needed and interferes with the checker - add missing route to '/<name'
Post back if you need more help. Good luck!!!