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每当我尝试在本地运行我的程序时，我都没有任何问题，但是在 Elastic Beanstalk 上，当我尝试转到一个不涉及直接文本返回的 url 时，我得到 AttributeError: 'Flask' object has no attribute 'login_manager'， / 和 / 可能有效，但 /teacher 无效。请忽略不好的编码想法，我只是快速地将它放在一起。所有模板都位于主应用程序下一级的模板文件夹中。

应用程序：

from flask import Flask, request, render_template, url_for, redirect
from flask.ext.login import LoginManager, UserMixin, login_required, login_user, flash, current_user
application = Flask(__name__)
application.debug=True

login_manager = LoginManager()

studentgrades={}
test=None

class Student():
    def __init__(name, grade):
        self.name=name
        self.grade=grade

class Test():
    def __init__(self, size, key):
        self.size=size
        self.key=key
    def grade(self, request):
        count=0.0
        for k in request.form:
            if k=='name':
                pass
            elif self.key.get(k)==request.form.get(k):
                count+=1.0
        return (count/(len(self.key)))*100
    def length(self):
        return self.size+1

class User(UserMixin):
    def __init__(self, name, id, active=True):
        self.name = name
        self.id = id
        self.active = active

    def is_active(self):
        return self.active


class Anonymous():
    name = u"Anonymous"


USERS = {
    1: User(u"Teacher", 1),
}
USER_NAMES = dict((u.name, u) for u in USERS.itervalues())


@login_manager.user_loader
def load_user(id):
    return USERS.get(int(id))

@application.route('/maybe')
def mayb():
    return 'huh'
@application.route('/')
def main():
    global test
    if test is None:
        return 'No Test Loaded'
    return render_template('testtake.html', i=test.length())

@application.route("/teacher")
def logins():
    if current_user.is_active()==True:
        return render_template("teachon.html")
    if request.method =='POST':
        if request.form.get('Password')=='x':
            if login_user(USER_NAMES[request.form.get("username")]):
                flash('Logged in Successfully.')
                return render_template("teachon.html")
            else:
                flash('Sorry, couldn\'nt login')
    return render_template("login.html")

@application.route('/teststart')
@login_required
def testcount():
    return render_template('teacherlog.html')

@application.route("/logout")
@login_required
def logout():
    logout_user()
    flash("Logged out.")
    return redirect(url_for("index"))

@application.route('/submit/', methods=['GET', 'POST'])
def login():
    if request.method == 'POST':
        studentgrades[request.form.get('name')]=test.grade(request)
        return 'Test submitted'
    else:
        return 'GET on login not supported'

@application.route('/keytaker/', methods=['POST'])
@login_required
def keytake():
    key={}
    for i in request.form:
        key[i]=request.form.get(i)
    z=len(request.form)
    global test
    test=Test(z, key)
    flash('Submitted')
    return render_template('teachon.html')


@application.route('/keymaker/', methods=['GET', 'POST'])
@login_required
def teachlog():
    if request.method == 'POST':
        x= int(request.form.get('number'))
        return render_template("keymaker.html", i=x)

@application.route('/grades/')
@login_required
def viewgrades():
    global studentgrades
    sgrades={}
    u=studentgrades.iterkeys()
    for i in studentgrades.iterkeys():
        sgrades[unicode(i)]=unicode(studentgrades[i])
    q=sgrades.iterkeys()
    return render_template("gradeview.html", grades=sgrades, z=len(sgrades), x=q)

if __name__ == "__main__":
    application.secret_key = 'removed'
    login_manager.init_app(application)
    application.run()

要求.txt：

Flask==0.10.1
Flask-Login==0.2.7
Flask-OAuth==0.12
Jinja2==2.7.1
MarkupSafe==0.18
Werkzeug==0.9.4
httplib2==0.8
itsdangerous==0.23
oauth2==1.5.211

python.config（在 .ebextensions 文件夹中）：

option_settings:
  "aws:elasticbeanstalk:container:python:staticfiles":
    "/static/": "static/"
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