update

app.py

@@ -1,6 +1,29 @@
 import gradio as gr
+import os
+
+WAVE_OUTPUT_FILE = "sample.wav"
+
+def list_file_sizes():
+    path = "."
+ 
+    # Get list of all files only in the given directory
+    fun = lambda x : os.path.isfile(os.path.join(path,x))
+    files_list = filter(fun, os.listdir(path))
+    
+    # Create a list of files in directory along with the size
+    size_of_file = [
+        (f,os.stat(os.path.join(path, f)).st_size)
+        for f in files_list
+    ]
+    # Iterate over list of files along with size
+    # and print them one by one.
+    for f,s in size_of_file:
+        print("{} : {}MB".format(f, round(s/(1024*1024),3)))
+
 
 def greet(audio):
+    with open(WAVE_OUTPUT_FILE, "wb") as file:
+        file.write(audio)
     return audio
 
 iface = gr.Interface(fn=greet,