import codecs
from datetime import datetime


# 写入文本文件
def write_txt(file_name, content):
    with open(file_name, 'w', encoding='utf-8') as f:
        f.write(content)


# 读取文本文件
def read_txt(file_name):
    with open(file_name, 'r', encoding='utf-8') as f:
        return f.readlines()


# 当前时间
def getCurrentTime():
    now_time = datetime.now()
    str_time = now_time.strftime("%Y-%m-%d %X")  # 格式化时间字符串
    return str_time


def getCurrentTimeFileName():
    now_time = datetime.now()
    str_time = now_time.strftime("%Y-%m-%d %X")  # 格式化时间字符串
    str_time = str_time.replace(" ", "-").replace(":", "-")
    return str_time


# 将字符串转为小驼峰
def convert(one_string, space_character):  # one_string:输入的字符串；space_character:字符串的间隔符，以其做为分隔标志
    string_list = str(one_string).split(space_character)  # 将字符串转化为list
    first = string_list[0].lower()
    others = string_list[1:]
    others_capital = [word.capitalize() for word in others]  # str.capitalize():将字符串的首字母转化为大写
    others_capital[0:0] = [first]
    hump_string = ''.join(others_capital)  # 将list组合成为字符串，中间无连接符。
    return hump_string


# 输出带时间的字符串
def printf(str):
    print(getCurrentTime() + " " + str)


# 将文件转换编码形式
def convert_encoding(filename_in, filename_out, encode_in, encode_out):
    with codecs.open(filename=filename_in, mode='r', encoding=encode_in) as fi:
        data = fi.read()
        with open(filename_out, mode='w', encoding=encode_out) as fo:
            fo.write(data)
            fo.close()