install libssl1.1 in app.py

app.py

@@ -1,3 +1,18 @@
+import sys
+
+if sys.platform == "linux":
+    try:
+        import paddle
+
+    except ImportError:
+        import subprocess
+
+        # install libssl1.1 on HF spaces
+        subprocess.run(
+            "wget http://nz2.archive.ubuntu.com/ubuntu/pool/main/o/openssl/libssl1.1_1.1.1f-1ubuntu2.19_amd64.deb".split()
+        )
+        subprocess.run("sudo dpkg -i libssl1.1_1.1.1f-1ubuntu2.19_amd64.deb".split())
+
 import cv2
 import gradio as gr
 import numpy as np
@@ -29,7 +44,9 @@ def predict(image: Image.Image, question: str, ocr_engine: str):
         boxes = np.asarray([x[0] for x in ocr_result])  # (n_boxes, 4, 2)
 
         for box in boxes:
-            cv2.polylines(image_np, [box.reshape(-1, 1, 2).astype(int)], True, (0, 255, 255), 3)
+            cv2.polylines(
+                image_np, [box.reshape(-1, 1, 2).astype(int)], True, (0, 255, 255), 3
+            )
 
         x1 = boxes[:, :, 0].min(1) * 1000 / image.width
         y1 = boxes[:, :, 1].min(1) * 1000 / image.height