docker启动卡在apt-get update这里

[tuhaolam]

RUN apt-get update
 ---> Running in 7d609c0665b1
Get:1 http://mirrors.aliyun.com/ubuntu xenial InRelease [247 kB]
Get:2 http://mirrors.aliyun.com/ubuntu xenial-updates InRelease [109 kB]
Get:3 http://mirrors.aliyun.com/ubuntu xenial-backports InRelease [107 kB]
Get:4 http://mirrors.aliyun.com/ubuntu xenial-security InRelease [107 kB]
Ign:1 http://mirrors.aliyun.com/ubuntu xenial InRelease
Get:5 http://mirrors.aliyun.com/ubuntu xenial-updates/main amd64 Packages [1163 kB]
Err:5 http://mirrors.aliyun.com/ubuntu xenial-updates/main amd64 Packages
  Hash Sum mismatch
Get:6 http://mirrors.aliyun.com/ubuntu xenial-updates/restricted amd64 Packages [13.1 kB]
Get:7 http://mirrors.aliyun.com/ubuntu xenial-updates/universe amd64 Packages [922 kB]
Get:8 http://mirrors.aliyun.com/ubuntu xenial-updates/multiverse amd64 Packages [19.0 kB]
Get:9 http://mirrors.aliyun.com/ubuntu xenial-backports/main amd64 Packages [7942 B]
Get:10 http://mirrors.aliyun.com/ubuntu xenial-backports/universe amd64 Packages [8532 B]
Get:11 http://mirrors.aliyun.com/ubuntu xenial-security/main amd64 Packages [762 kB]
Get:12 http://mirrors.aliyun.com/ubuntu xenial-security/restricted amd64 Packages [12.7 kB]
Get:13 http://mirrors.aliyun.com/ubuntu xenial-security/universe amd64 Packages [519 kB]
Err:13 http://mirrors.aliyun.com/ubuntu xenial-security/universe amd64 Packages
  Hash Sum mismatch
Get:14 http://mirrors.aliyun.com/ubuntu xenial-security/multiverse amd64 Packages [4026 B]
Fetched 4001 kB in 1s (3099 kB/s)
Reading package lists...
W: GPG error: http://mirrors.aliyun.com/ubuntu xenial InRelease: The following signatures were invalid: BADSIG 40976EAF437D05B5 Ubuntu Archive Automatic Signing Key <ftpmaster@ubuntu.com>
W: The repository 'http://mirrors.aliyun.com/ubuntu xenial InRelease' is not signed.
E: Failed to fetch http://mirrors.aliyun.com/ubuntu/dists/xenial-updates/main/binary-amd64/by-hash/SHA256/bbde783bab4b7d54ccf184ab9dba0a4cecaaa4c0fdab19fed626ee5b5930800a  Hash Sum mismatch
E: Failed to fetch http://mirrors.aliyun.com/ubuntu/dists/xenial-security/universe/binary-amd64/by-hash/SHA256/76ba9be700171745ac24cba9f6959ccaf03c0748d5462449e174ae269db17041  Hash Sum mismatch
E: Some index files failed to download. They have been ignored, or old ones used instead.

[TuuuNya]

网络问题，是国外服务器吗？如果是国外服务器，可以修改下Dockerfile，把我换成阿里云的两行代码删掉。

下面pip install的地方，也可以把pip换豆瓣源的东西删掉。