update

app.py

@@ -221,6 +221,12 @@ def process_upload(file):
         )
 
 
+def img_base64(img_path):
+    with open(img_path, "rb") as f:
+        base64_str = base64.b64encode(f.read())
+    return base64_str
+
+
 def process_prompt(prompt, document, lang="ch"):
     if not prompt:
         prompt = "What is the total actual and/or obligated expenses of ECG Center?"
@@ -231,7 +237,7 @@ def process_prompt(prompt, document, lang="ch"):
 
     url = f"https://aip.baidubce.com/rpc/2.0/nlp-itec/poc/docprompt?access_token={access_token}"
 
-    r = requests.post(url, json={"doc": document, "prompt": [prompt], "lang": lang})
+    r = requests.post(url, json={"doc": img_base64(document), "prompt": [prompt], "lang": lang})
     response = r.json()
     
     predictions = response['result']