sql='select dir_name,dir_vmlog,hash_val,close_time,source_address,task_id from task where dir_vmlog <>None and TIMESTAMPDIFF({}, close_time, CURRENT_TIMESTAMP)<={} Order by close_time desc limit {}, {} '.format(
sql='select dir_name,dir_vmlog,hash_val,close_time,source_address,task_id from task where dir_vmlog <>"None" and TIMESTAMPDIFF({}, close_time, CURRENT_TIMESTAMP)<={} Order by close_time desc limit {}, {} '.format(
time[0],time[1],offset,per_page
)
sql2='select COUNT(*) from task where dir_vmlog<>None and TIMESTAMPDIFF({}, close_time, CURRENT_TIMESTAMP)<={}'.format(
sql2='select COUNT(*) from task where dir_vmlog<>"None" and TIMESTAMPDIFF({}, close_time, CURRENT_TIMESTAMP)<={}'.format(