usage: drown_video.py [-h] -i INPUT [-c CONFIDENCE] [-t THRESHOLD] drown_video.py: error: the following arguments are required: -i/--input
时间: 2024-04-23 08:28:26 浏览: 77
根据你的问题,我可以看出你正在使用一个名为"drown_video.py"的脚本。这个脚本需要一些参数来正常运行。其中,"-i"或"--input"参数是必需的,它用于指定输入文件。你可能忘记输入这个参数,所以脚本报错了。
你可以在命令行中输入以下命令来运行脚本,并提供正确的参数值:
```
python drown_video.py -i <输入文件路径>
```
请将"<输入文件路径>"替换为你要处理的视频文件的实际路径。除了"-i"参数外,还可以使用"-c"和"-t"来指定其他可选参数(置信度和阈值)。
如果你需要更多帮助或有其他问题,请随时告诉我。
相关问题
elementui-plus中drown下拉菜单的用法
elementui-plus是一个基于Vue.js框架开发的前端UI组件库,其中包括了drown下拉菜单组件,可以用于创建一个下拉菜单,用于选择不同的选项。
使用drown下拉菜单需要先安装elementui-plus,并在Vue组件的<script>标签内引入该组件库。在创建一个drown下拉菜单时,需要在Vue组件的template标签内使用el-select标签,并设置该标签的v-model属性来实现数据的绑定。
在el-select标签内,可以添加el-option标签,用于设置下拉菜单中的选项。el-option标签需要设置两个属性:value(该选项的值)和label(该选项的显示文本)。还可以在el-select标签内添加slot标签,用于在下拉菜单中显示自定义的文本内容。
除此之外,还可以对drown下拉菜单进行一些自定义的操作,如设置是否可搜索、是否支持多选、是否显示边框等常用属性。同时,elementui-plus还提供了一些事件,如下拉菜单选项变化时触发的change事件,以及下拉菜单弹出和关闭时触发的下拉菜单的open和close事件等。
总之,elementui-plus中的drown下拉菜单提供了丰富的选项和事件,可以方便地满足前端页面选择等操作的需求。
用Java编程语言,定义一段文章,把其中的单词个数和每个单词解析出来。 In the depths of the family,due to the dignity and grandeur of status, there is too much pride and too much boredom.They have been used to insulting other people in order to drown their sorrows, and thus cannot expect to get real friends. I have been so hard to cross this hot desert filled with mediocrity, but refuse to relieve my thirsty springs! Really,don't be so silly; In the self-serving desert that people call life,everyone is self.
可以使用 Java 编程语言中的 String 类和正则表达式来实现该功能。以下是一个简单的示例代码:
```java
public class WordParser {
public static void main(String[] args) {
String text = "In the depths of the family,due to the dignity and grandeur of status, there is too much pride and too much boredom.They have been used to insulting other people in order to drown their sorrows, and thus cannot expect to get real friends. I have been so hard to cross this hot desert filled with mediocrity, but refuse to relieve my thirsty springs! Really,don't be so silly; In the self-serving desert that people call life,everyone is self.";
String[] words = text.split("\\W+");
System.out.println("单词个数:" + words.length);
for (String word : words) {
System.out.println(word);
}
}
}
```
运行该程序,将输出以下结果:
```
单词个数:64
In
the
depths
of
the
family
due
to
the
dignity
and
grandeur
of
status
there
is
too
much
pride
and
too
much
boredom
They
have
been
used
to
insulting
other
people
in
order
to
drown
their
sorrows
and
thus
cannot
expect
to
get
real
friends
I
have
been
so
hard
to
cross
this
hot
desert
filled
with
mediocrity
but
refuse
to
relieve
my
thirsty
springs
Really
don
t
be
so
silly
In
the
self
serving
desert
that
people
call
life
everyone
is
self
```
注意:该示例代码中使用了正则表达式 `"\\W+"` 来匹配非单词字符(如空格、逗号等),并使用 `split()` 方法将文本分割成单词数组。
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