install taos-ws-py for ci

Jenkinsfile2

@@ -315,7 +315,9 @@ def pre_test_build_win() {
         python.exe -m pip install --upgrade pip
         python -m pip uninstall taospy -y 
         python -m pip install taospy==2.7.10
-        xcopy /e/y/i/f %WIN_INTERNAL_ROOT%\\debug\\build\\lib\\taos.dll C:\\Windows\\System32
+        python -m pip uninstall taos-ws-py -y 
+        python -m pip install taos-ws-py==0.2.8
+	xcopy /e/y/i/f %WIN_INTERNAL_ROOT%\\debug\\build\\lib\\taos.dll C:\\Windows\\System32
     '''
     return 1
 }

tests/ci/Dockerfile

@@ -1,6 +1,6 @@
 FROM python:3.8
 RUN pip3 config set global.index-url https://pypi.tuna.tsinghua.edu.cn/simple
-RUN pip3 install pandas psutil fabric2 requests faker simplejson toml pexpect tzlocal distro taos-ws-py
+RUN pip3 install pandas psutil fabric2 requests faker simplejson toml pexpect tzlocal distro
 RUN apt-get update
 RUN apt-get install -y psmisc sudo tree libgeos-dev libjansson-dev libsnappy-dev liblzma-dev libz-dev zlib1g pkg-config build-essential valgrind \
      vim  libjemalloc-dev openssh-server screen sshpass net-tools dirmngr gnupg apt-transport-https ca-certificates software-properties-common  r-base iputils-ping

tests/parallel_test/run_case.sh

@@ -81,6 +81,11 @@ pip3 list|grep taospy
 pip3 uninstall taospy -y
 pip3 install  --default-timeout=120 taospy==2.7.10
 
+#define taos-ws-py 0.2.8
+pip3 list|grep taos-ws-py
+pip3 uninstall taos-ws-py -y
+pip3 install --default-timeout=120 taos-ws-py==0.2.8
+
 $TIMEOUT_CMD $cmd
 RET=$?
 echo "cmd exit code: $RET"