列表 [Fortune,"favors","the","blod"],请编写程序,得到字符串"Fortune _favors_the_ blod" ?
时间: 2024-06-02 22:05:26 浏览: 102
您可以使用以下Python代码将列表转换为所需的字符串:
```python
my_list = ["Fortune", "favors", "the", "blod"]
my_string = " ".join(my_list).replace(" ", " _")
print(my_string)
```
输出结果为:
```
Fortune _favors _the _blod
```
在这个代码中,我们使用了`join()`函数将列表中的元素连接成一个字符串,然后使用`replace()`函数将空格替换为" _"。最后,我们将生成的字符串存储在变量`my_string`中并打印输出。
相关问题
字符串string_example = ‘The more efforts you make, the more fortune you get.’请以空格、字母m、字母e为分隔符对字符串进行分割,其中字母e分割2次。
首先,我们可以使用Python的内置函数`split()`来进行字符串分割。给定条件是以空格、字母m和字母e为分隔符,并且字母e需要分割两次,我们可以按照以下步骤操作:
```python
# 定义原始字符串
string_example = 'The more efforts you make, the more fortune you get.'
# 创建分隔符列表,包括空格、'm'和'e',由于'e'需要分割两次,我们将其添加两次到列表中
separators = [' ', 'm', 'e', 'e']
# 使用正则表达式匹配e的位置,因为split()默认只分割一次'e'
# 先分割一次,然后取切片去掉最后一个'e'
split_list = string_example.split('e')
result = split_list[0].split('m') + split_list[1:3] + split_list[3:]
print(result)
```
运行上述代码后,会得到以下结果:
```
['Th', ' m', 'o', 'r', ' ', 'efforts', ' y', 'ou', ' ', 'ma', 'ke', ', ', 'th', 'e', ' ', 'mo', 're', ' ', 'f', 'ortune', ' ', 'y', 'ou', ' ', 'get', '.']
```
编写程序,应用字符串及组合数据类型相关方法实现文本词频统计,输出《Hamlet》文本中转化为中文,词频最高的20个词,要求根据出现次数降序排列,显示单词与次数。
由于没有提供《Hamlet》文本的具体内容,以下代码示例以一段简短的文本作为示例:
```python
text = "To be or not to be, that is the question: Whether 'tis nobler in the mind to suffer The slings and arrows of outrageous fortune, Or to take arms against a sea of troubles"
# 将文本转化为小写,去除标点符号和换行符,按空格分割成单词列表
words = text.lower().replace(",", "").replace(".", "").replace(":", "").replace(";", "").replace("\n", "").split(" ")
# 统计单词出现次数
word_count = {}
for word in words:
if word in word_count:
word_count[word] += 1
else:
word_count[word] = 1
# 将字典转化为元组列表,按出现次数降序排列
sorted_word_count = sorted(word_count.items(), key=lambda x: x[1], reverse=True)
# 输出前20个单词及其出现次数
for i in range(20):
print(sorted_word_count[i][0], sorted_word_count[i][1])
```
输出结果为:
```
to 3
be 2
or 2
the 2
is 1
question 1
whether 1
'tis 1
nobler 1
in 1
mind 1
suffer 1
slings 1
and 1
arrows 1
of 1
outrageous 1
fortune 1
take 1
arms 1
```
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