text = "This is a sentence. This is another sentence. And this is a third sentence."word_count = 0 for i in range(len(text)): (tab)if text[i:i+8] == "sentence": (2tab)word_count += 1 print(word_count) # 输出：3 在上述示例中，我们使用了find函数来查找固定长度的单词（这里...
file=file_name)else:ifwordinfile_name:print"{path}/{file}".format(path=tree_list[0],file=file_name)find_f("/usr","ls")[root@node1 opt]# python pro1.py/usr/bin/ls
下面的逻辑是使用os.walk获取到指定目录下的tree信息,如果当前目录下的文件有名字与输入名字相同的请输出文件路径和名称 [root@node1 opt]# cat pro1.pydef find_f(dir,word,use_like=False):res=os.walk(dir)fortree_listinres:forfile_nameintree_list[2]:ifuse_like==False:ifword==file_name: print...
= -1: return f"The word '{word}' is found at index {index}." else: return f"The word '{word}' is not found in the text." text = "Hello, world!" word = "world" result = find_word(text, word) print(result) 在上述代码中,我们定义了一个名为find_word的函数,接收两个参数text...
print(str.find("Python")) 1. 2. 如果找到了字符串"Python",则find方法会返回第一次出现这个字符串的位置。 如果没有找到,则返回 -1。 find函数默认从第一个字符开始搜索,也可以从第n个字符开始,如下所示: str = "welcome to Python" print(str.find("Python",12)) ...
二、通过pandas.DataFrame.loc 函数在words表格里 与random_word_index匹配的数据并返回。 def find_word(random_word_index,words): print(type(random_word_index)) random_words = words.loc[list(random_word_index)] print(random_words) return random_words...
Python · 24篇 1.字符串 Li=['apple','peach','wps','word','access','excel']Li2=Li[:]print('排序前:\n',Li,'\n',Li2)Li.sort()Li2.sort(reverse=True)print('排序后:\n',Li,'\n',Li2)排序前:['apple','peach','wps','word','access','excel']['apple','peach','wps','...
Write a Python program to find all five-character words in a string. Sample Solution: Python Code: importre text='The quick brown fox jumps over the lazy dog.'print(re.findall(r"\b\w{5}\b",text)) Copy Sample Output: ['quick', 'brown', 'jumps'] ...
split(" ") for word in words: if len(word) > k: largerStrings.append(word) # printing values print("All words which are greater than given length ", k, "are ", largerStrings) OutputEnter the string : learn python programming at include help Enter k (value for accepting string) : ...
How to replace a character in some specific word in a text file using python I got a task to replace "O"(capital O) by "0" in a text file by using python. But one condition is that I have to preserve the other words like Over, NATO etc. I have to replace on......