[Update] 修改Dockerfile，安装 wheel 依赖

Dockerfile

@@ -9,7 +9,7 @@ COPY ./requirements /tmp/requirements
 RUN yum -y install epel-release && \
       echo -e "[mysql]\nname=mysql\nbaseurl=https://mirrors.tuna.tsinghua.edu.cn/mysql/yum/mysql57-community-el6/\ngpgcheck=0\nenabled=1" > /etc/yum.repos.d/mysql.repo
 RUN cd /tmp/requirements && yum -y install $(cat rpm_requirements.txt)
-RUN cd /tmp/requirements && pip install --upgrade pip setuptools && \
+RUN cd /tmp/requirements && pip install --upgrade pip setuptools && pip install wheel && \
     pip install -i https://mirrors.aliyun.com/pypi/simple/ -r requirements.txt || pip install -r requirements.txt
 RUN mkdir -p /root/.ssh/ && echo -e "Host *\n\tStrictHostKeyChecking no\n\tUserKnownHostsFile /dev/null" > /root/.ssh/config