Update app.py

app.py

@@ -14,7 +14,7 @@ pipeline = PIPELINE(model, "rwkv_vocab_v20230424")
 def generate_prompt(instruction, input=None):
     instruction = instruction.strip().replace('\r\n','\n').replace('\n\n','\n').replace('\n\n','\n')
     input = input.strip().replace('\r\n','\n').replace('\n\n','\n').replace('\n\n','\n')
-    if input:
+    if input and len(input) > 0:
         return f"""Instruction: {instruction}
 
 Input: {input}
@@ -44,9 +44,9 @@ def evaluate(
     input=None,
     token_count=200,
     temperature=1.0,
-    top_p=0.7,
-    presencePenalty = 0.1,
-    countPenalty = 0.1,
+    top_p=0.5,
+    presencePenalty = 0.4,
+    countPenalty = 0.4,
 ):
     args = PIPELINE_ARGS(temperature = max(0.2, float(temperature)), top_p = float(top_p),
                      alpha_frequency = countPenalty,