Files
tfm_ainventory/backend/ai/gemini.py

72 lines
2.4 KiB
Python

import os
import json
import io
from PIL import Image
from google import genai
from google.genai import types
def get_best_models():
# Using the exact models discovered via diagnostic
return ["gemini-2.0-flash", "gemini-2.5-flash"]
def extract(image_bytes: bytes, prompt: str):
api_key = os.environ.get("GEMINI_API_KEY")
if not api_key:
print("CRITICAL: GEMINI_API_KEY is MISSING in environment!")
return None
# Log partial key for safety debug
key_hint = f"{api_key[:4]}...{api_key[-4:]}" if len(api_key) > 8 else "too short"
print(f"🔑 Using API Key: {key_hint}")
try:
# Initialize the NEW SDK Client forcing stable v1 API
client = genai.Client(api_key=api_key, http_options={'api_version': 'v1'})
# DEBUG: List allowed models for this key
print("🔍 Checking available models for your key...")
try:
for m in client.models.list():
print(f" - Found: {m.name}")
except Exception as list_e:
print(f" ⚠️ Could not list models: {list_e}")
models_to_try = get_best_models()
# Try models in order
for model_name in models_to_try:
try:
print(f"🚀 AI Launching (v2 SDK): {model_name}...")
# In the new SDK, we pass a list of parts (text string and image bytes)
response = client.models.generate_content(
model=model_name,
contents=[
prompt,
types.Part.from_bytes(data=image_bytes, mime_type="image/jpeg")
]
)
if not response or not response.text:
continue
text = response.text.strip()
print(f"✅ AI Response Received ({len(text)} bytes)")
# Extract JSON block
if "```json" in text:
text = text.split("```json")[1].split("```")[0].strip()
elif "```" in text:
text = text.split("```")[1].strip()
return json.loads(text)
except Exception as e:
print(f"❌ Gemini {model_name} failed: {e}")
continue
except Exception as outer_e:
print(f"❌ Gemini Client Init failed: {outer_e}")
return None