update download

app.py

@@ -7,14 +7,18 @@ from animationPipeline import animateLogo
 uploaded_file = st.file_uploader('Please upload your SVG')
 if uploaded_file is not None:
     file_details = {"FileName":uploaded_file.name,"FileType":uploaded_file.type}
-    st.write(file_details)
-    if not os.path.exists('tempDir'):
-       os.mkdir('tempDir')
-    with open(os.path.join("tempDir",uploaded_file.name),"wb") as f: 
-      f.write(uploaded_file.getbuffer())         
-    st.success("Saved File")
-    path = os.path.join('tempDir', uploaded_file.name)
-    sys.setrecursionlimit(1500)
-    animateLogo(path)
-    st.download_button('Download animated SVG', os.path.join('tempDir', uploaded_file.name))
+    if uploaded_file.type is not 'svg':
+       st.write('Please upload an SVG file.')
+    else:
+      st.write(file_details)
+      if not os.path.exists('tempDir'):
+        os.mkdir('tempDir')
+      path = os.path.join('tempDir', uploaded_file.name)
+      with open(path,"wb") as f: 
+        f.write(uploaded_file.getbuffer())         
+      st.success("Saved File")
+      sys.setrecursionlimit(1500)
+      animateLogo(path)
+      with open(path, "rb") as file:
+        st.download_button('Download animated SVG', filename=uploaded_file.name+"_animated.svg")