统计英文article.txt文件中出现hello这个单词的次数 这个是article.txt文件内容 { hello The Royal Navy is trying hello to play hello down the problem, after first trying to hide it. It is clearly embarrassing. They have hello known about the problem for hello some time but they
#average7.py 文件中有多行,且每行有多个数字用逗号隔开 def main(): fileName = input("What file are numbers in?") infile = open(fileName,'r') sum = 0.0 count = 0 line = infile.readline() while line != "": #为line中的值更新其count和sum for xStr in line.split(",
最近在学习Python的时候,遇到了一个不同文件中类无法调用的问题,搜了很多,发现很多人针对 这个问题都说的相当含糊,让我费了好大劲才把这个东东搞明白.记录一下,权且温习. 调用分两种,一种是同种文件路径下的调用,这种一般的方法是: 比如,文件b.py 调用a.py中的函数testa(): 方法一: from a import * testa() 方法二: import a a.testa() 栗子: 文件aQueue.py class QueueA: def __init__(self): s