背景

我从下面的存储库中克隆了该项目，并尝试使用命令执行该项目。

GitHub存储库：https://github.com/udacity/FSND-Deploy-Flask-App-to-Kubernetes-Using-EKS

问题

由于没有开发OSError: [Errno 8] Exec format erro之类的环境，因此未能成功执行它而没有代码错误。

我不知道如何解决这些错误，请给我任何建议和建议。

$ python main.py
2019-11-07 08:35:58,627 - __main__ - DEBUG - Starting with log level: DEBUG
 * Serving flask app "main" (lazy loading)
 * Environment: production
   WARNING: Do not use the development server in a production environment.
   Use a production WSGI server instead.
 * Debug mode: on
 * Running on http://127.0.0.1:8080/ (Press CTRL+C to quit)
 * Restarting with stat
Traceback (most recent call last):
  File "main.py",line 114,in <module>
    APP.run(host='127.0.0.1',port=8080,debug=True)
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/site-packages/flask/app.py",line 943,in run
    run_simple(host,port,self,**options)
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/site-packages/werkzeug/serving.py",line 988,in run_simple
    run_with_reloader(inner,extra_files,reloader_interval,reloader_type)
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/site-packages/werkzeug/_reloader.py",line 332,in run_with_reloader
    sys.exit(reloader.restart_with_reloader())
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/site-packages/werkzeug/_reloader.py",line 176,in restart_with_reloader
    exit_code = subprocess.call(args,env=new_environ,close_fds=False)
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/subprocess.py",line 267,in call
    with Popen(*popenargs,**kwargs) as p:
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/subprocess.py",line 707,in __init__
    restore_signals,start_new_session)
  File "/Users/username/.pyenv/versions/3.6.0/lib/python3.6/subprocess.py",line 1326,in _execute_child
    raise child_exception_type(errno_num,err_msg)
OSError: [Errno 8] Exec format erro

代码 main.py

"""
A simple app to create a JWT token.
"""
import os
import logging
import datetime
import functools
import jwt

# pylint: disable=import-error
from flask import flask,jsonify,request,abort


JWT_SECRET = os.environ.get('JWT_SECRET','abc123abc1234')
LOG_LEVEL = os.environ.get('LOG_LEVEL','INFO')


def _logger():
    '''
    Setup logger format,level,and handler.
    RETURNS: log object
    '''
    formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')

    log = logging.getLogger(__name__)
    log.setLevel(LOG_LEVEL)

    stream_handler = logging.StreamHandler()
    stream_handler.setformatter(formatter)

    log.addHandler(stream_handler)
    return log


LOG = _logger()
LOG.debug("Starting with log level: %s" % LOG_LEVEL )
APP = flask(__name__)

def require_jwt(function):
    """
    Decorator to check valid jwt is present.
    """
    @functools.wraps(function)
    def decorated_function(*args,**kws):
        if not 'Authorization' in request.headers:
            abort(401)
        data = request.headers['Authorization']
        token = str.replace(str(data),'Bearer ','')
        try:
            jwt.decode(token,JWT_SECRET,algorithms=['HS256'])
        except: # pylint: disable=bare-except
            abort(401)

        return function(*args,**kws)
    return decorated_function


@APP.route('/',methods=['POST','GET'])
def health():
    return jsonify("Healthy")


@APP.route('/auth',methods=['POST'])
def auth():
    """
    Create JWT token based on email.
    """
    request_data = request.get_json()
    email = request_data.get('email')
    password = request_data.get('password')
    if not email:
        LOG.error("No email provided")
        return jsonify({"message": "Missing parameter: email"},400)
    if not password:
        LOG.error("No password provided")
        return jsonify({"message": "Missing parameter: password"},400)
    body = {'email': email,'password': password}

    user_data = body

    return jsonify(token=_get_jwt(user_data).decode('utf-8'))


@APP.route('/contents',methods=['GET'])
def decode_jwt():
    """
    Check user token and return non-secret data
    """
    if not 'Authorization' in request.headers:
        abort(401)
    data = request.headers['Authorization']
    token = str.replace(str(data),'')
    try:
        data = jwt.decode(token,algorithms=['HS256'])
    except: # pylint: disable=bare-except
        abort(401)


    response = {'email': data['email'],'exp': data['exp'],'nbf': data['nbf'] }
    return jsonify(**response)


def _get_jwt(user_data):
    exp_time = datetime.datetime.utcnow() + datetime.timedelta(weeks=2)
    payload = {'exp': exp_time,'nbf': datetime.datetime.utcnow(),'email': user_data['email']}
    return jwt.encode(payload,algorithm='HS256')

if __name__ == '__main__':
    APP.run(host='127.0.0.1',debug=True)

命令

$ pip install -r requirements.txt
$ export JWT_SECRET='myjwtsecret'
$ export LOG_LEVEL=DEBUG
$ python main.py