テキスト生成

Python で DeepSeek を使いこなす

James Chapman

AI Curriculum Lead, DataCamp

出力はどのように生成されるのか？

会話を完成させる可能性が最も高いテキスト

response = client.chat.completions.create(
    model="deepseek-ai/DeepSeek-V4.1-Flash",

    messages=[{"role": "user",
             "content": "Hi! I'm James and I'm a Curriculum Manager at DataCamp."}]

)
print(response.choices[0].message.content)

Hi James! It's great to meet you. As a **Curriculum Manager at DataCamp**, you must
play a key role in shaping the learning experience for data science and analytics
students. How can I assist you today?

応答は非決定的（本質的にランダム）です

意味的に類似した2つのリクエストを受け取るカスタマーサポートチャットボット

応答のランダム性を制御する

temperature: 決定性を制御するパラメータ。0（非常に決定的）から2（非常にランダム）まで
推論が有効な場合は黙って無視される → 使用するには無効にする

response = client.chat.completions.create(
    model="deepseek-ai/DeepSeek-V4.1-Flash",
    extra_body={"thinking": {"type": "disabled"}},
    messages=[{"role": "user",
             "content": "Hi! I'm James and I'm a Curriculum Manager at DataCamp."}],

    temperature=2

)
print(response.choices[0].message.content)

Hi James! Welcome to DataCamp - it's great to connect with someone who works on
shaping learning experiences for data skills. What does your role typically involve
as a Curriculum Manager at **DataCamp?** Perhaps one-on95 kWielpulses.Z.blog.from...

テキスト生成: マーケティング

prompt = "Generate a powerful tagline for a new electric vehicle 
that highlights innovation and sustainability."

response = client.chat.completions.create(
    model="deepseek-ai/DeepSeek-V4.1-Flash",
    messages=[{"role": "user", "content": prompt}]
)

print(response.choices[0].message.content)

**"Drive the Future - Zero Emissions, Infinite Innovation."**  
This tagline captures the essence of cutting-edge technology and eco-conscious...

応答のクリーンアップ

prompt = "Generate a powerful tagline for a new electric vehicle 
that highlights innovation and sustainability. Return only the tagline
without formatting."

# Create a request to the chat model
# ...

"Drive the Future - Clean, Smart, Electric."

テキスト生成: 商品説明

prompt = """Write a compelling e-commmerce product description for the UltraFit
Smartwatch in paragraph form. Highlight its key features:

10-day battery life, 24/7 heart rate and sleep tracking, built-in GPS, water
resistance up to 50 meters, and lightweight design.

Use a persuasive and engaging tone to appeal to fitness enthusiasts and busy
professionals.
"""


response = client.chat.completions.create(
    model="deepseek-ai/DeepSeek-V4.1-Flash",
    messages=[{"role": "user", "content": prompt}])

テキスト生成: 商品説明

print(response.choices[0].message.content)

"The UltraFit Smartwatch is your all-in-one health and fitness companion. 
Stay on top of your wellness with 24/7 heart rate and sleep tracking, 
while the built-in GPS keeps you on course during runs. 
With a 10-day battery life, you can track your progress without constant recharging. 
Designed for both workouts and daily wear, its  lightweight build and 50-meter
water resistance make it the perfect smartwatch for an active lifestyle."

繰り返しましょう！ プロンプトに詳細を加えてリクエストを再実行しましょう
次の動画 → モデルに例を提示する

練習しましょう！

Python で DeepSeek を使いこなす