正在运行ubuntu 18.10
python版本3.6.7
烧瓶
烧瓶问
试图在部署之前通过Ngrok测试我的alexa技能，但是当我启动我的flask python文件时，我一直遇到错误。我发射的很好：
$ python main.py
在Alexa devolper控制台中一次尝试激活该技能时，会出现此错误
127.0.0.1 - - [02/Apr/2019 18:22:55] "POST / HTTP/1.1" 500 -
Traceback (most recent call last):
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1997, in __call__
return self.wsgi_app(environ, start_response)
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1985, in wsgi_app
response = self.handle_exception(e)
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1540, in handle_exception
reraise(exc_type, exc_value, tb)
File "/home/b/.local/lib/python3.6/site-packages/flask/_compat.py", line 33, in reraise
raise value
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1982, in wsgi_app
response = self.full_dispatch_request()
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1614, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1517, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/home/b/.local/lib/python3.6/site-packages/flask/_compat.py", line 33, in reraise
raise value
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1612, in full_dispatch_request
rv = self.dispatch_request()
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1598, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/core.py", line 728, in _flask_view_func
ask_payload = self._alexa_request(verify=self.ask_verify_requests)
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/core.py", line 662, in _alexa_request
cert = verifier.load_certificate(cert_url)
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/verifier.py", line 21, in load_certificate
if not _valid_certificate(cert):
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/verifier.py", line 63, in _valid_certificate
value = str(extension)
File "/home/b/.local/lib/python3.6/site-packages/OpenSSL/crypto.py", line 779, in __str__
return self._subjectAltNameString()
File "/home/b/.local/lib/python3.6/site-packages/OpenSSL/crypto.py", line 740, in _subjectAltNameString
method = _lib.X509V3_EXT_get(self._extension)
AttributeError: module 'lib' has no attribute 'X509V3_EXT_get'
127.0.0.1 - - [02/Apr/2019 18:22:57] "POST / HTTP/1.1" 500 -
Traceback (most recent call last):
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1997, in __call__
return self.wsgi_app(environ, start_response)
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1985, in wsgi_app
response = self.handle_exception(e)
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1540, in handle_exception
reraise(exc_type, exc_value, tb)
File "/home/b/.local/lib/python3.6/site-packages/flask/_compat.py", line 33, in reraise
raise value
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1982, in wsgi_app
response = self.full_dispatch_request()
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1614, in full_dispatch_request
rv = self.handle_user_exception(e)
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1517, in handle_user_exception
reraise(exc_type, exc_value, tb)
File "/home/b/.local/lib/python3.6/site-packages/flask/_compat.py", line 33, in reraise
raise value
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1612, in full_dispatch_request
rv = self.dispatch_request()
File "/home/b/.local/lib/python3.6/site-packages/flask/app.py", line 1598, in dispatch_request
return self.view_functions[rule.endpoint](**req.view_args)
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/core.py", line 728, in _flask_view_func
ask_payload = self._alexa_request(verify=self.ask_verify_requests)
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/core.py", line 662, in _alexa_request
cert = verifier.load_certificate(cert_url)
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/verifier.py", line 21, in load_certificate
if not _valid_certificate(cert):
File "/home/b/.local/lib/python3.6/site-packages/flask_ask/verifier.py", line 63, in _valid_certificate
value = str(extension)
File "/home/b/.local/lib/python3.6/site-packages/OpenSSL/crypto.py", line 779, in __str__
return self._subjectAltNameString()
File "/home/b/.local/lib/python3.6/site-packages/OpenSSL/crypto.py", line 740, in _subjectAltNameString
method = _lib.X509V3_EXT_get(self._extension)
AttributeError: module 'lib' has no attribute 'X509V3_EXT_get'