Traceback (most recent call last):


 "setup.py", line 11, in <module>

from Cython.Build import cythonize
ImportError: No module named Cython.Build

Traceback (most recent call last):


 "/usr/lib/python3/dist-packages/requests/adapters.py", line 439, in send

resp = conn.urlopen(


 "/usr/lib/python3/dist-packages/urllib3/connectionpool.py", line 755, in urlopen

retries = retries.increment(


 "/usr/lib/python3/dist-packages/urllib3/util/retry.py", line 573, in increment

raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='127.0.0.1', port=9): Max retries exceeded with url: http://127.0.0.1:40507/ (Caused by ProxyError('Cannot connect to proxy.', NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fc651101b20>: Failed to establish a new connection: [Errno 111] Connection refused')))
