feat: 增加qwen 生图
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#!/usr/bin/env python3
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# @skill: qwen-image-generation
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"""
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Qwen Image Generation Script
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Generate images using Qwen (DashScope) API
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"""
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import argparse
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import os
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import time
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import requests
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from urllib.parse import urlparse
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def parse_args():
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"""Parse command line arguments"""
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parser = argparse.ArgumentParser(
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description="Generate images using Qwen (DashScope) API",
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formatter_class=argparse.RawDescriptionHelpFormatter
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)
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parser.add_argument(
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"--api-key",
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type=str,
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required=True,
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help="DashScope API key (can also be set via DASHSCOPE_API_KEY environment variable)"
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)
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parser.add_argument(
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"--prompt",
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type=str,
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required=True,
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help="Image generation prompt (max 800 chars)"
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)
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parser.add_argument(
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"--size",
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type=str,
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default="1024*1024",
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help="Image resolution (default: 1024*1024, options: 1344*768, 768*1344, 1184*864, 864*1184)"
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)
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parser.add_argument(
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"--n",
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type=int,
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default=1,
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choices=range(1, 7),
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help="Number of images to generate (default: 1, max: 6)"
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)
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parser.add_argument(
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"--negative-prompt",
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type=str,
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default=None,
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help="Negative prompt to avoid certain elements (max 500 chars)"
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)
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parser.add_argument(
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"--prompt-extend",
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type=lambda x: x.lower() == "true",
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default=True,
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help="Enable prompt extend to enhance the prompt (default: true)"
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)
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parser.add_argument(
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"--image-url",
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type=str,
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default=None,
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help="Reference image URL for image-to-image generation"
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)
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parser.add_argument(
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"--output-path",
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type=str,
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default=None,
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help="Local path to save the generated image"
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)
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parser.add_argument(
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"--api-base",
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type=str,
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default="https://dashscope.aliyuncs.com",
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help="API base URL (default: https://dashscope.aliyuncs.com)"
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)
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return parser.parse_args()
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def download_image(url: str, output_path: str) -> bool:
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"""Download image to local file"""
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try:
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response = requests.get(url, timeout=30)
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response.raise_for_status()
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with open(output_path, "wb") as f:
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f.write(response.content)
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print(f" [OK] Saved: {output_path}")
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return True
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except Exception as e:
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print(f" [FAIL] Download failed: {e}")
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return False
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def generate_images(args):
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"""Call Qwen (DashScope) API to generate images"""
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url = f"{args.api_base}/api/v1/services/aigc/multimodal-generation/generation"
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headers = {
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"Authorization": f"Bearer {args.api_key}",
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"Content-Type": "application/json"
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}
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# Build content array
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content = [{"text": args.prompt}]
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# Add reference image if provided
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if args.image_url:
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content.append({"image_url": {"url": args.image_url}})
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# Build parameters dict
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parameters = {
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"prompt_extend": args.prompt_extend,
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"size": args.size,
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"n": args.n
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}
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# Only add negative_prompt if provided
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if args.negative_prompt:
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parameters["negative_prompt"] = args.negative_prompt
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# Build request payload
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payload = {
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"model": "qwen-image-2.0-pro",
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"input": {
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"messages": [
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{
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"role": "user",
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"content": content
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}
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]
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},
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"parameters": parameters
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}
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print(f"\n{'='*60}")
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print(f"Qwen Image Generation")
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print(f"{'='*60}")
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print(f"Model: qwen-image-2.0-pro")
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print(f"Prompt: {args.prompt}")
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print(f"Size: {args.size}")
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print(f"Number: {args.n}")
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print(f"Prompt Extend: {'Enabled' if args.prompt_extend else 'Disabled'}")
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if args.negative_prompt:
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print(f"Negative Prompt: {args.negative_prompt}")
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if args.image_url:
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print(f"Reference Image: {args.image_url}")
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print(f"{'='*60}\n")
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try:
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print("Generating images...")
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response = requests.post(url, headers=headers, json=payload, timeout=180)
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response.raise_for_status()
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result = response.json()
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# Check for API errors
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if "error" in result:
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error_msg = result.get("error", {}).get("message", "Unknown error")
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print(f"API Error: {error_msg}")
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return False
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# Parse response
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choices = result.get("output", {}).get("choices", [])
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usage = result.get("usage", {})
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# Extract image URLs
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image_urls = []
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for choice in choices:
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message = choice.get("message", {})
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content_items = message.get("content", [])
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for item in content_items:
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if "image" in item:
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image_urls.append(item["image"])
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width = usage.get("width", 1024)
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height = usage.get("height", 1024)
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request_id = result.get("request_id", "N/A")
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print(f"\nSuccessfully generated {len(image_urls)} image(s) ({width}x{height})")
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print(f"Request ID: {request_id}\n")
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saved_count = 0
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# If output_path is provided, save all images
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if args.output_path:
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timestamp = int(time.time())
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for i, img_url in enumerate(image_urls, 1):
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# Determine file extension from URL
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parsed = urlparse(img_url)
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ext = os.path.splitext(parsed.path)[1] if "." in parsed.path else ".png"
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if not ext or len(ext) > 5:
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ext = ".png"
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# Handle multiple images
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if len(image_urls) > 1:
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base_path = args.output_path.rsplit('.', 1)[0] if '.' in args.output_path else args.output_path
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ext = args.output_path.rsplit('.', 1)[1] if '.' in args.output_path else ext
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output_path = f"{base_path}_{i}_{timestamp}.{ext}"
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else:
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if not args.output_path.endswith(ext):
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output_path = f"{args.output_path}{ext}"
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else:
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output_path = args.output_path
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# Ensure directory exists
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os.makedirs(os.path.dirname(output_path) if os.path.dirname(output_path) else ".", exist_ok=True)
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if download_image(img_url, output_path):
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saved_count += 1
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else:
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# Print URLs
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print("Image URLs:")
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for i, img_url in enumerate(image_urls, 1):
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print(f" {i}. {img_url}")
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print(f"\n{'='*60}")
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if args.output_path:
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print(f"Done! Successfully saved {saved_count}/{len(image_urls)} images")
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print(f"{'='*60}\n")
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return saved_count > 0 or (len(image_urls) > 0 and not args.output_path)
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except requests.exceptions.RequestException as e:
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print(f"\nRequest Error: {e}")
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return False
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except Exception as e:
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print(f"\nUnexpected Error: {e}")
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return False
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def main():
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"""Main function"""
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args = parse_args()
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# Get API key from argument or environment variable
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if not args.api_key:
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args.api_key = os.environ.get("DASHSCOPE_API_KEY", "")
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# If still no API key, prompt user to enter it
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if not args.api_key:
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print("Error: API key is required (--api-key or DASHSCOPE_API_KEY)")
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else:
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generate_images(args)
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if __name__ == "__main__":
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main()
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