Python2025-CourseDesign/Qwen-Image-Example
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sit002 f95fb2cc97 docs: Update DASHSCOPE_API_KEY placeholder in .env-example to a generic value.
2026-01-07 22:10:08 +08:00
.env-example docs: Update DASHSCOPE_API_KEY placeholder in .env-example to a generic value. 2026-01-07 22:10:08 +08:00
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README.md

Qwen-Image 文生图示例

使用阿里云 DashScope API 调用 通义千问 Qwen-Image 模型进行文生图。

快速开始

1. 配置 API Key

在 .env 文件中设置你的 DashScope API Key：

DASHSCOPE_API_KEY=sk-xxxxxxxx

获取 API Key: https://help.aliyun.com/zh/model-studio/get-api-key

2. 安装依赖

uv sync

3. 运行示例

uv run qwen_image_example.py

支持的模型

模型名称 说明 异步支持
qwen-image-plus 通用文生图模型 ✅
qwen-image-max 高质量文生图模型 ❌

支持的分辨率

比例 尺寸
1:1 1328×1328
16:9 1664×928 (默认)
9:16 928×1664
4:3 1472×1104
3:4 1104×1472

核心参数

from dashscope import ImageSynthesis

response = ImageSynthesis.call(
    api_key="your-api-key",
    model="qwen-image-plus",
    prompt="你的图像描述",
    negative_prompt=" ",        # 反向提示词
    n=1,                        # 生成数量
    size="1328*1328",           # 图像尺寸
    prompt_extend=True,         # 智能改写 prompt (额外 3-5 秒)
    watermark=False,            # 是否添加水印
)

生成效果

橘猫下午茶 赛博朋克城市
cat city