taos.error.ProgrammingError: [0x0216]: syntax error near 'unrecognized token: ""'

[jiabaoyu114]

============================= test session starts =============================
collecting ... collected 1 item

connect_example.py::test_connection FAILED [100%]client info: 2.6.0.34
server info: 2.6.0.12

connect_example.py:10 (test_connection)
def test_connection():
# all parameters are optional.
# if database is specified,
# then it must exist.
conn = taos.connect(host="192.168.1.206",
port=6030,
user="root",
password="taosdata",
database="fastbee_log")
print('client info:', conn.client_info)
print('server info:', conn.server_info)

  result: taos.TaosResult = conn.query("select * from device_d1124a81570s")

connect_example.py:22:

---

C:\DevelopmentLanguage\python\Python38\lib\site-packages\taos\connection.py:85: in query
res = taos_query(self._conn, sql)

---

connection = c_void_p(1526890475472), sql = 'select * from device_d1124a81570s'

def taos_query(connection, sql):
    # type: (c_void_p, str) -> c_void_p
    """Run SQL

    - sql: str, sql string to run

    @return: TAOS_RES*, result pointer

    """
    try:
        ptr = c_char_p(sql.encode("utf-8"))
        res = c_void_p(_libtaos.taos_query(connection, ptr))
        errno = taos_errno(res)
        if errno != 0:
            errstr = taos_errstr(res)
            taos_free_result(res)

          raise ProgrammingError(errstr, errno)

E taos.error.ProgrammingError: [0x0216]: syntax error near 'unrecognized token: "��"'

C:\DevelopmentLanguage\python\Python38\lib\site-packages\taos\cinterface.py:329: ProgrammingError

============================== 1 failed in 0.28s ==============================

Process finished with exit code 1

[jiabaoyu114]

查询sql语句在cmd中，可以正常执行。

[jiabaoyu114]

找到问题了，client info: 2.6.0.34 和 server info: 2.6.0.12 版本不一致所造成的。