give default values to generator (for examples)

app.py

@@ -45,12 +45,12 @@ class Phi2StoppingCriteria(StoppingCriteria):
 
 def generate(
     prompt,
-    max_new_tokens,
-    avoid_hallucinated_prompts,
-    sampling,
-    temperature,
-    top_k,
-    top_p,
+    max_new_tokens=75,
+    avoid_hallucinated_prompts=True,
+    sampling=False,
+    temperature=1.0,
+    top_k=50,
+    top_p=1.0,
 ):
     inputs = tokenizer(prompt, return_tensors="pt")
     # thanks https://huggingface.co/spaces/joaogante/transformers_streaming/blob/main/app.py
@@ -83,7 +83,7 @@ demo = gr.Interface(
             label="prompt",
             value="Write a detailed analogy between mathematics and a lighthouse.",
         ),
-        gr.Slider(minimum=0, maximum=500, step=1, value=100, label="max new tokens"),
+        gr.Slider(minimum=0, maximum=500, step=1, value=75, label="max new tokens"),
         gr.Checkbox(
             value=True,
             label="avoid hallucinated prompts",