Update app.py

app.py

@@ -74,7 +74,7 @@ def encrypt_text(data,in2,address):
 def decrypt_text(im,in2):
     enc_in = stegan2.decode(im)
     #private_key = RSA.import_key(open("private.pem").read())
-    private_key = stegan2.decode(in2)
+    private_key = RSA.import_key(stegan2.decode(in2))
     enc_session_key = enc_in[:private_key.size_in_bytes()]
     end1 = private_key.size_in_bytes()+16
     nonce = enc_in[private_key.size_in_bytes():end1]