Hotfix/sangshuduo/td 4025 fix travis ci broken (#6493)

* [TD-4025]<fix>: travis ci broken due to valgrind dependency missed.

* [TD-4025]<fix>: travis ci broken due to valgrind dependency missed.

change focal to bionic.

* [TD-4025]<fix>: travis ci broken due to valgrind dependency missed.

install python3.8

* [TD-4025]<fix>: travis ci broken due to valgrind dependency missed.

install python3.8 and pip, setuptools

* [TD-4025]<fix>: travis ci broken due to valgrind dependency missed.

install python3.8, and install pip and setuptools

* [TD-4025]<fix>: travis ci broken due to valgrind dependency missed.

modify smoketest.sh to python3.8

* fix timezone build error with clang/linux.

* change fixed version python 3.8 to 3.
Co-authored-by: NShuduo Sang <sdsang@taosdata.com>

tests/pytest/smoketest.sh

@@ -2,36 +2,36 @@
 ulimit -c unlimited
 
 # insert
-python3.8 ./test.py $1 -f insert/basic.py
-python3.8 ./test.py $1 -s && sleep 1
-python3.8 ./test.py $1 -f insert/bigint.py
-python3.8 ./test.py $1 -s && sleep 1
-python3.8 ./test.py $1 -f insert/nchar.py
-python3.8 ./test.py $1 -s && sleep 1
-python3.8 ./test.py $1 -f insert/multi.py
-python3.8 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f insert/basic.py
+python3 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f insert/bigint.py
+python3 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f insert/nchar.py
+python3 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f insert/multi.py
+python3 ./test.py $1 -s && sleep 1
 
 # table
-python3.8 ./test.py $1 -f table/column_name.py
-python3.8 ./test.py $1 -s && sleep 1
-python3.8 ./test.py $1 -f table/column_num.py
-python3.8 ./test.py $1 -s && sleep 1
-python3.8 ./test.py $1 -f table/db_table.py
-python3.8 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f table/column_name.py
+python3 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f table/column_num.py
+python3 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f table/db_table.py
+python3 ./test.py $1 -s && sleep 1
 
 # import
-python3.8 ./test.py $1 -f import_merge/importDataLastSub.py
-python3.8 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f import_merge/importDataLastSub.py
+python3 ./test.py $1 -s && sleep 1
 
 #tag 
-python3.8 ./test.py $1 -f tag_lite/filter.py
-python3.8 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f tag_lite/filter.py
+python3 ./test.py $1 -s && sleep 1
 
 #query
-python3.8 ./test.py $1 -f query/filter.py
-python3.8 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f query/filter.py
+python3 ./test.py $1 -s && sleep 1
 
 # client
-python3.8 ./test.py $1 -f client/client.py
-python3.8 ./test.py $1 -s && sleep 1
+python3 ./test.py $1 -f client/client.py
+python3 ./test.py $1 -s && sleep 1