1

2026-05-17 10:14:14 -06:00
parent d8773b2508
commit 64b3d15b90
61 changed files with 7612 additions and 0 deletions
@@ -0,0 +1,52 @@
+from __future__ import annotations
+
+import base64
+from pathlib import Path
+
+import requests
+
+from backend.app.config import settings
+
+
+class MistralClient:
+    endpoint = "https://api.mistral.ai/v1/chat/completions"
+    model = "pixtral-12b-2409"
+
+    def ocr_image(self, image_path: Path) -> str:
+        if not settings.mistral_api_key:
+            raise RuntimeError("MISTRAL_API_KEY no esta configurada")
+        data_url = self._image_data_url(image_path)
+        response = requests.post(
+            self.endpoint,
+            headers={
+                "Content-Type": "application/json",
+                "Authorization": f"Bearer {settings.mistral_api_key}",
+            },
+            json={
+                "model": self.model,
+                "messages": [
+                    {
+                        "role": "user",
+                        "content": [
+                            {
+                                "type": "text",
+                                "text": "Extract all text from this image and format it as Markdown. If there are tables, represent them using Markdown table syntax. Do not include commentary.",
+                            },
+                            {"type": "image_url", "image_url": data_url},
+                        ],
+                    }
+                ],
+                "max_tokens": 3000,
+            },
+            timeout=180,
+        )
+        if response.status_code == 401:
+            raise RuntimeError("API Key de Mistral invalida")
+        if not response.ok:
+            raise RuntimeError(f"Mistral error {response.status_code}: {response.text}")
+        data = response.json()
+        return data["choices"][0]["message"]["content"]
+
+    def _image_data_url(self, image_path: Path) -> str:
+        encoded = base64.b64encode(image_path.read_bytes()).decode("ascii")
+        return f"data:image/jpeg;base64,{encoded}"