一、python 三元運算符python
無,用 if else ui
二、python 設置代碼縮進spa
全選。。而後按tabcode
三、記錄程序運行時間blog
import time time_start=time.time() time_end=time.time() print('totally cost',time_end-time_start)
四、python 字符串拼接ip
join()unicode
五、python 按行讀文本文件,並解決文件名包含中文問題rem
def readLines(fileName): uipath = unicode(fileName, "utf8") print uipath with open(uipath,'r') as file_object: contents = file_object.readlines() return contents
六、python 字符串分隔字符串
[]=「xxx.yyy.zzz」.split()it
七、remove 某字符
item=item.replace('/','')八、字符串包含index()>-1,不包含時會有異常find(),功能相同,但不包含時不會有異常