#-*- coding: utf-8 -*-
import re
log_name = "openerp-server.txt"
resul = "results.txt"
input_file = open(log_name, mode='r',encoding='utf-8')
resulf = open(resul, mode = 'w+',encoding='utf-8')
txt = input_file.readlines()
lookfor = r"\d{4}-(\d|1\d)-(\d|1\d|\d)\s\d+(:)\d+(:)\d\d"
result = re.search(lookfor, txt)
for item in result:
    print(item)

 import re
pat = '\d{4}-(\d|1\d)-(\d|1\d|\d)\s\d+(:)\d+(:)\d\d'
with open('openerp-server.txt') as f:
    for line in f:
        search = re.search(pat, line)
        if search:
            print(search.group())