Update app.py

app.py

@@ -14,6 +14,7 @@ def generate(logo=None, Vtubername=""):
         gr.Warning('Please Select Your Photo📸')
 
   if(Vtubername==""):
+        Vtubername = "unkown"
         gr.Warning('Please Select Your Name😱')
 
   def extract_dominant_colors(img, num_colors=3, ignore_edges=True):
@@ -228,10 +229,10 @@ iface = gr.Interface(
     theme=gr.themes.Default(primary_hue="pink",font=[gr.themes.GoogleFont("Mochiy Pop One")]),
     css=css,
     fn=generate,
-    inputs=[gr.Image(label="VTuber Photo", type="pil"), gr.Textbox(label="VTuber Name")],
+    inputs=[gr.Image(label="VTuber Photo", type="pil"), gr.Textbox(label="VTuber Name（*alphabet only!*）")],
     outputs=gr.Image(label="Generated Logo"),
     title="VTuber Logo Generator",
-    description="①Upload photo you wanna VTuberize❤️ <br>② Input the name⭐️ <br>③Press Submit🧙",
+    description="①Upload photo you wanna VTuberize❤️ <br>② Input the name（*alphabet only!*）⭐️ <br>③Press Submit🧙",
     examples=[["image.jpeg", "gojiteji"]],
     
     allow_flagging=False