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	<title>翻译 &#8211; 95博客</title>
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		<title>本地 Ollama AI 实战：写作助手、代码生成、翻译、新闻摘要等日常场景</title>
		<link>https://95bok.cn/local-ollama-daily-use-cases/</link>
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		<pubDate>Thu, 09 Apr 2026 07:07:41 +0000</pubDate>
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		<category><![CDATA[本地AI]]></category>
		<category><![CDATA[Ollama]]></category>
		<category><![CDATA[Python]]></category>
		<category><![CDATA[写作]]></category>
		<category><![CDATA[翻译]]></category>
		<category><![CDATA[自动化]]></category>
		<guid isPermaLink="false">https://95bok.cn/local-ollama-daily-use-cases/</guid>

					<description><![CDATA[本地 AI 不是为了炫技，是用起来才有价值。这几个场景我每天用，脚本都写好了直接跑。 写作助手 写邮件、写报告 ... <a title="本地 Ollama AI 实战：写作助手、代码生成、翻译、新闻摘要等日常场景" class="read-more" href="https://95bok.cn/local-ollama-daily-use-cases/" aria-label="阅读 本地 Ollama AI 实战：写作助手、代码生成、翻译、新闻摘要等日常场景">阅读更多</a>]]></description>
										<content:encoded><![CDATA[<p>本地 AI 不是为了炫技，是用起来才有价值。这几个场景我每天用，脚本都写好了直接跑。</p>
<hr />
<h2>写作助手</h2>
<p>写邮件、写报告前丢给 AI 润色。Python 脚本：</p>
<pre><code class="language-python">#!/usr/bin/env python3
import sys, requests

def polish(text, mode="润色"):
    prompts = {
        "润色": "请润色以下文字，使其更专业流畅：nn",
        "翻译": "请将以下中文翻译成英文：nn",
        "精简": "请将以下文字精简到一半长度，保留核心意思：nn",
    }
    resp = requests.post("http://localhost:11434/api/chat", json={
        "model": "qwen2.5:7b",
        "messages": [{"role": "user", "content": prompts[mode] + text}],
        "stream": False,
        "options": {"temperature": 0.7, "num_ctx": 2048}
    })
    return resp.json()["message"]["content"]

if __name__ == "__main__":
    mode = sys.argv[1] if len(sys.argv) &gt; 1 else "润色"
    text = sys.stdin.read() or input("输入：n")
    print(polish(text, mode))</code></pre>
<p>用法：<code>echo "今天开了个会" | python3 write.py 润色</code></p>
<hr />
<h2>代码生成</h2>
<p>忘记某个函数怎么写，描述需求让 AI 写：</p>
<pre><code class="language-python">#!/usr/bin/env python3
import requests, sys, json

def generate(desc):
    resp = requests.post("http://localhost:11434/api/chat", json={
        "model": "qwen2.5-coder:7b",
        "messages": [
            {"role": "system", "content": "只输出代码，不要解释。如有潜在bug在注释里标注。"},
            {"role": "user", "content": desc}
        ],
        "stream": True,
        "options": {"temperature": 0.3}
    })
    for line in resp.iter_lines():
        if line:
            print(json.loads(line).get("message", {}).get("content", ""), end="", flush=True)
    print()

if __name__ == "__main__":
    generate(" ".join(sys.argv[1:]) or input("描述：n"))</code></pre>
<p><code>python3 code.py "写一个带重试的HTTP GET函数"</code></p>
<hr />
<h2>长文总结</h2>
<p>论文、长文章不想看？让 AI 总结。文本太长就分段处理再汇总：</p>
<pre><code class="language-python">#!/usr/bin/env python3
import requests, sys

def summarize(text):
    if len(text) &gt; 8000:
        chunks = [text[i:i+8000] for i in range(0, len(text), 8000)]
        summaries = []
        for i, c in enumerate(chunks):
            print(f"处理 {i+1}/{len(chunks)}...")
            r = requests.post("http://localhost:11434/api/chat", json={
                "model": "qwen2.5:7b",
                "messages": [{"role": "user", "content": f"总结以下要点：nn{c}"}],
                "stream": False
            })
            summaries.append(r.json()["message"]["content"])
        r = requests.post("http://localhost:11434/api/chat", json={
            "model": "qwen2.5:7b",
            "messages": [{"role": "user", "content": f"综合成一份完整总结（300字以内）：nn" + "n---n".join(summaries)}],
            "stream": False
        })
        return r.json()["message"]["content"]
    r = requests.post("http://localhost:11434/api/chat", json={
        "model": "qwen2.5:7b",
        "messages": [{"role": "user", "content": f"总结以下内容（300字内）：nn{text}"}],
        "stream": False
    })
    return r.json()["message"]["content"]

if __name__ == "__main__":
    text = open(sys.argv[1]).read() if len(sys.argv) &gt; 1 else sys.stdin.read()
    print(summarize(text))</code></pre>
<p><code>pdftotext paper.pdf - | python3 summarize.py</code></p>
<hr />
<h2>批量翻译</h2>
<p>翻译整个文件，按段落处理避免一次性输入太多：</p>
<pre><code class="language-python">#!/usr/bin/env python3
import requests, sys, time

def translate(text):
    r = requests.post("http://localhost:11434/api/chat", json={
        "model": "qwen2.5:7b",
        "messages": [
            {"role": "system", "content": "专业翻译。只输出翻译结果，不要解释。"},
            {"role": "user", "content": text}
        ],
        "stream": False,
        "options": {"temperature": 0.3}
    })
    return r.json()["message"]["content"]

with open(sys.argv[1]) as f:
    text = f.read()
paras = text.split('nn')
result = []
for i, p in enumerate(paras):
    if p.strip():
        print(f"{i+1}/{len(paras)}...")
        result.append(translate(p.strip()))
        time.sleep(0.5)
    else:
        result.append(p)
out = sys.argv[2] if len(sys.argv) &gt; 2 else sys.argv[1] + ".translated"
with open(out, 'w') as f:
    f.write('nn'.join(result))
print(f"完成：{out}")</code></pre>
<hr />
<h2>Shell 命令助手</h2>
<p>忘记命令怎么用，直接问：</p>
<pre><code class="language-bash"># 一行搞定
curl -s http://localhost:11434/api/generate -d '{
  "model": "qwen2.5:7b",
  "prompt": "找出 7 天前修改的 log 文件并删除，给出 shell 命令。只输出命令。",
  "stream": false
}' | jq -r '.response'</code></pre>
<hr />
<h2>调优</h2>
<p>简单任务（翻译、润色、正则）用 qwen2.5:3b，10~15 t/s。复杂任务（代码、总结）用 qwen2.5:7b。temperature 翻译和代码设 0.2~0.3，创意写作设 0.7。num_ctx 日常 2048 够了，减少内存占用。</p>
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