# -*- coding: utf-8 -*-
import hashlib
import os
import time


def read_from_file(file_path):
    with open(file_path) as f:
        return [item.strip() for item in f]


def calc_file_md5(file_path):
    hash_md5 = hashlib.md5()
    with open(file_path, "rb") as f:
        for chunk in iter(lambda: f.read(4096), b""):
            hash_md5.update(chunk)
    return hash_md5.hexdigest().lower()


def time_stamp_to_string(timestamp):
    time_struct = time.localtime(timestamp)
    return time.strftime('%Y-%m-%d %H:%M:%S', time_struct)


def get_access_time(file_path):
    file_path = unicode(file_path, 'utf8')
    t = os.path.getatime(file_path)
    return time_stamp_to_string(t)


def get_create_time(file_path):
    file_path = unicode(file_path, 'utf8')
    t = os.path.getctime(file_path)
    return time_stamp_to_string(t)


def get_modify_time(file_path):
    file_path = unicode(file_path, 'utf8')
    t = os.path.getmtime(file_path)
    return time_stamp_to_string(t)