Update app.py

app.py

@@ -103,6 +103,7 @@ def read_pdf(pdf_path):
 
 def read_pdf_online(url):
     uid=uuid.uuid4()
+    print(f"reading {url}")
     response = requests.get(url, stream=True)
     text=""
     if response.status_code == 200:
@@ -237,6 +238,7 @@ def summarize(inp,history,data=None,file=None,url=None,pdf_url=None):
     history = [(inp,"Working on it...")] 
     yield "",history
     if pdf_url.startswith("http"):
+        print("PDF_URL")
         out = read_pdf_online(pdf_url)
         data=out
     if url.startswith("http"):
@@ -260,7 +262,7 @@ def summarize(inp,history,data=None,file=None,url=None,pdf_url=None):
         except Exception as e:
             data = "Error"
             print (e) 
-    if not data == "Error":
+    if data != "Error" and data != "":
         print(inp)
         out = str(data)
         rl = len(out)
@@ -273,7 +275,7 @@ def summarize(inp,history,data=None,file=None,url=None,pdf_url=None):
         
         rawp = compress_data(c,inp,out)    
     else:
-        rawp = "Error"
+        rawp = "Provide a valid data source"
     #print (rawp)
     #print (f'out:: {out}')
     #history += "observation: the search results are:\n {}\n".format(out)